Tools / Test Equipment
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Here you will find a collection of the best bang for your buck electronics test equipment. Each tool in this category has been tested and approved by Ladyada. Whether you are getting started and just need your first multimeter, or are an electronics engineer looking to upgrade your lab with a quality adjustable power supply or need an on-chip debugger, you will find what you need here.
Many of the tools here like the toggle clamps or PCB test points are products that are used every day here at the Adafruit HQ for manufacturing and quality control.
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Mini 2-wire Volt Meter (2.7 - 40 VDC)
Product ID: 460Put a voltage meter anywhere with this very handy display. These are often used by RC hobbyists for keeping track of batteries but we thought it would be great on a breadboard or enclosure. This is the 2-wire version of the volt meter, two wires are used to power it and measure at the same time. We also have a 3-wire version that measure a wider range of voltages....$7.9592 in stock -
Mini 3-wire Volt Meter (0 - 99.9VDC)
Product ID: 705Put a voltage meter anywhere with this very handy display. These are often used by RC hobbyists for keeping track of batteries but we thought it would be great on a breadboard or enclosure. This is the 3-wire version of the volt meter, two wires are used to power it and the third wire is used for measurement. We also have a 2-wire version that measure it's own power...$7.95In stock -
Panel Volt Meter - 4.5V to 30VDC
Product ID: 575Put a voltage meter anywhere with this very handy display. This panel meter simply connects to whatever DC supply you are trying to track, easy to wire up! Simply connect the red wire to the positive supply, and black to negative ground. The display has a microcontroller that will read the voltage, compare it to a stable reference and display the voltage with 0.1V...$7.95In stock -
Panel Current Meter - 0 to 9.99A
Product ID: 574Put a current meter anywhere with this very handy display. This panel meter requires a DC voltage to run, and then has two thick gauge wires to measure current draw. A shunt is already on board so its very easy to hook up! Since current sensors are a little more complex than volt meters, and its easy to confuse the wires, please read carefully to understand how to...$9.95In stock -
SMD Component Testing Tweezers
Product ID: 1359These tweezers are perfect for anyone who does a lot of work with SMD components (and hey, who isn't these days?) Use these instead of squinting and trying to use clumsy multimeter probes to detect an LED's color, polarity, or resistor/cap value! The multimeter 'probes' are the two tips of a tweezer-shaped multimeter. Simply 'grab' a resistor, capacitor, diode, or...$31.5060 in stock -
Panel Temperature Meter / -30 to +70 °C
Product ID: 576Put a temperature meter anywhere with this very handy display. This panel meter displays the temperature of the attached waterproof 1% thermistor in °C. It does require a DC voltage to run, at 4.5-30VDC. It has reverse polarity protection in case you swap the power leads by accident. To use, simply connect the thin red wire to a positive supply, and the thin...$9.95In stock -
Adafruit USB Isolator - 100mA Isolated Low/Full Speed USB
Product ID: 2107Have some USB logic analyzer, multimeter or oscilloscope and bumping up against the frustration of a shared earth ground? The Offspring (known for being electrical engineers) wisely sang "Ya gotta keep'em isolated!" Power and signal isolation improves common-mode voltage, enhances noise rejection, and permits two circuits to operate at different voltage levels. This...$34.95In stock -
Oscilloscope Probe 100MHz
Product ID: 1528Poke and prod your electronics with a new 'scope probe. This is a classic probe, good quality and has a nice strong spring-clip and grounding clip. Good for up to 100MHz signals, with a standard oscilloscope BNC connector. Comes as shown, the ring color on the body of the probe/connector may vary.$14.9538 in stock -
Pogo Pin Probe Clip
Product ID: 1969The Pogo Pin Probe Clip is a great way to test and connect with pin-point accuracy without soldering! It's sort of like an alligator clip with a built-in springy pogo pin - so you can connect to any PCB pad for 'scoping, analyzing, or multimetering. The clip is strong enough to grip onto a PCB but has a soft grip so it won't mar or damage circuits. The 'tongue' is a...$2.9572 in stock -
Toggle Clamp - Large Size - 201B
Product ID: 2457*Ka-thunk* Pin down that PCB with our Toggle Clamp, a sturdy and reliable way to quickly press and release with precision! A pogo-pin bed is a great way to connect and test boards without any soldering, but you have to somehow get that PCB aligned right and evenly pressed down on each pogo. After much experimenting, we settled on this toggle clamp and we use it all...$4.95In stock -
Toggle Clamp - Small Flip-down Style
Product ID: 2459*Ka-thunk* Pin down that PCB with our Toggle Clamp, a sturdy and reliable way to quickly press and release with precision! A pogo-pin bed is a great way to connect and test boards without any soldering, but you have to somehow get that PCB aligned right and evenly pressed down on each pogo. After much experimenting, we settled on this toggle clamp and we use it all...$3.95In stock -
Fixture Clip - Short
Product ID: 2458Doesn't this fixture clamp look like a character in a Pixar movie? If you just drew two little eyes on it then you could just imagine it hopping around on nifty, adorable little adventures that are heartwarming and...sorry, we got carried away. This fixture clamp is a great way to hold a printed circuit board in place while you're testing or programming. It comes...$0.95In stock -
Toggle Clamp - Medium Flip-up Style
Product ID: 2456*Ka-thunk* Pin down that little PCB with our Toggle Clamp, a sturdy and reliable way to quickly press and release with precision! A pogo-pin bed is a great way to connect and test boards without any soldering, but you have to somehow get that PCB aligned right and evenly pressed down on each pogo. After much experimenting, we settled on this toggle clamp and we use...$3.95In stock -
Pogo Pin Probe Clip - 6 Pins with 2.54mm / 0.1" Pitch
Product ID: 5433The Pogo Pin Probe Clip with 6 pins in a 2.54 / 0.1" pitch spacing is a great way to test and connect with pin-point accuracy without soldering! It's sort of like an alligator clip with an array of built-in springy pogo pins - so you can connect to a PCB with classic 0.1" spaced pad holes, without soldering or a special adapter cable. The clip is constructed from PCB...$10.95In stock -
Black Nylon Machine Screw and Stand-off Set – M2.5 Thread
Product ID: 3299Totaling 380 pieces, this M2.5 Screw Set is a must-have for your workstation. You'll have enough screws, nuts, and hex standoffs to fuel your maker tendencies for days on end! M2.5 size screws fit almost all of the Adafruit breakout/dev board mounting holes (2.5mm or 0.1" drill holes). Works great with many Feathers, Adafruit breakout boards, Pi HATs and plates, and...$16.95In stock -
Kelvin Clip
Product ID: 3313Kelvin clips are used whenever you need to get a measurement right at the contact points of a circuit or component. Even though these are grippy clips, each side of the clip is electrically insulated. So you can use it to grab onto a part (as seen above) and perform measurements. These can also be used in circuit if needed. The clip is bare and comes with two jaw...$2.50In stock -
Mini OLED USB C Power Analyzer
Product ID: 6271Here is a handy measurement data display to help you see in real time the load flowing into your devices as they charge via USB-C. You'll have immediate readings of voltages, amps, and watts along with their peaks. This Tootsie Roll-sized power meter has a small OLED display (18mm x 10mm) that shows off voltage, watts, amps, and mAh and instantly reads the numbers...$14.95In stock -
JST-SH 4-pin Cable with Micro SMT Test Hooks - STEMMA QT / Qwiic
Product ID: 5037This cable will make it super easy to use our plug-and-play STEMMA QT boards and controllers with chips, breakouts, and other devices that are I2C compatible but don't come with a STEMMA QT socket already on 'em. On one end you get a Qwiic / STEMMA QT connector (technically known as a JST SH 4-pin plug) into 4 individual wires with 'micro hook' ends. The hooks are...$2.9567 in stock -
White Nylon Machine Screw and Stand-off Set – M2.5 Thread
Product ID: 3658Totaling 420 pieces, this White Nylon M2.5 Screw Set is a must-have smörgåsbord for your workstation. You'll have more than enough screws, nuts, and hex standoffs to construct your maker projects for days on end! M2.5 screws fit nearly all of the Adafruit breakout/development board mounting holes (2.5mm or 0.1" drill holes). These screws work handsomely...$14.95In stock -
Retractable Stacking Banana Plug Cable - Red 0.5 meter long
Product ID: 5471Why are bananas never lonely? Because they hang around in bunches! A lot of power supplies, multimeters, and other benchtop equipment use standard 4mm banana plugs to connect this-to-that. When you need more, we now stock them! These are handy stackable and retractable Banana Plug cables! The retracting plastic protection bit on the end will automagically disappear...$4.95In stock -
Basic Multi-Color Micro SMT Test Hooks (6-pack)
Product ID: 4322Testing and debugging is a challenging step in board manufacturing. It can be super tricky on a fully populated PCB. So how can you test connections when you have an assortment of components blocking your probe? These Basic Micro SMT Test Hooks have solderable tabs on one end so you can attach a wire, and on the business end, a spring-actuated double-hook.They easily...$3.5059 in stock -
OBD Plug (16-pin) to DE-9 (DB-9) Socket Adapter Cable - 1 meter long
Product ID: 4841Not to be confused with ODB, OBD stands for On Board Diagnostics and is used for analyzing and diagnosing vehicles. It's the thing your mechanic plugs into to find out why you've got a blinking engine light. Technically, OBD uses CAN bus and, hey, whaddya know, we've got some CAN-capable microcontroller boards here at Adafruit so this OBD Plug (16-pin) to DE-9 (DB-9)...$5.95In stock -
Pogo Pin Probe Clip - 2x5 1.27mm Pitch SWD
Product ID: 5434The Pogo Pin Probe Clip with 2x5 0.05" pitch SWD spacing is a great way to test and connect with pin-point accuracy without soldering! It's sort of like an alligator clip with an array of built-in springy pogo pins - so you can connect to a PCB with classic 'SWD' pad holes, without soldering or a special adapter cable. The clip is constructed from PCB sections, with...$19.95In stock -
Retractable Stacking Banana Plug Cable - Black 0.5 meter long
Product ID: 5472Why are bananas never lonely? Because they hang around in bunches! A lot of power supplies, multimeters, and other benchtop equipment use standard 4mm banana plugs to connect this-to-that. When you need more, we now stock them! These are handy stackable and retractable Banana Plug cables! The retracting plastic protection bit on the end will automagically disappear...$4.95In stock -
Black Nylon Machine Screw and Stand-off Set – M3 Thread
Product ID: 4685Totaling 420 pieces, this M3 Screw Set is a must-have for your workstation. You'll have enough screws, nuts, and hex standoffs to fuel your maker tendencies for days on end! M3 size screws fit a number of Adafruit breakout/dev board standoffs. Since they are nylon you can file them down easily, and they don't conduct electricity or interfere with...$16.95In stock -
Mini Power Meter with Voltage, Current, Watts, mAh & mWh Display
Product ID: 3624This Mini Power Meter with Voltage, Current, Watts, mAh & mWh Display (whew that is a mouth-full) is a lot like the USB In-Line Voltage and Current Meter we carry but can be used with a wide range of voltages (not just USB connections). Measure the working voltage and current output for any project with this really fancy power meter. This power meter has a small...$24.95In stock -
Single Li-Ion and LiPoly Battery Power Meter
Product ID: 5383This small, palm-sized battery power meter has a small display that shows off how much juice is left in your single Lithium Ion/Polymer rechargeable battery. The color display has four levels of power indication once battery capacity becomes 100%, 75%, 50%, and 25%. When power is below 25%, only the red battery frame lights up. The design is pretty basic, it's just...$2.9584 in stock -
Large Panel-Mount Digital Power Meter - 6.5V to 100VDC up to 20A
Product ID: 3626What do you do when you need a variety of measurements on your current project? (pun intended!) You could buy a slew of test equipment tools OR you could use this very nice panel-mount multi-function power meter! This power meter comes with a nice, big (and backlit!) LCD screen to display voltage, current, power, and energy parameters. You can use this meter to find...$17.50In stock -
Small PCB Test Points (100 pack) - Red
Product ID: 3825Testing is an important step in board manufacturing. And it can be super tricky on a fully populated PCB. So how can you test connections when you have an assortment of components blocking your probe? These "mini loop type" Small PCB Test Points easily snap in to your project, and they're ideal for ultra-low profile surface-mount testing! They will attach to J hooks,...$9.9564 in stock -
Small PCB Test Points (100 pack) - White
Product ID: 3824Testing is an important step in board manufacturing. And it can be super tricky on a fully populated PCB. So how can you test connections when you have an assortment of components blocking your probe? These "mini loop type" Small PCB Test Points easily snap in to your project, and they're ideal for ultra-low profile surface-mount testing! They will attach to J hooks,...$9.9567 in stock -
Miniware DT71 Mini Digital Tweezers
Product ID: 4774DT71 Mini Digital Tweezers are among the nicest, most handsome digital test equipment we've come across. The DT71 is compact and pocket-sized for easy portable use. They're a perfect assistant for folks who have assorted SMT components that need verification - either because they aren't marked or because the text is so tiny. Great for checking passives, we like them...$69.9538 in stock -
SPIDriver by Excamera Labs
Product ID: 4268SPIDriver is an easy-to-use tool for controlling SPI devices and a great tool to help with quick driver development and debugging. It works with Windows, Mac, and Linux, and has a built-in color screen that shows a live logic-analyzer display of all SPI traffic. It uses a standard FTDI USB serial chip to talk to the PC, so no special drivers need to be installed. The...$29.954 in stock -
SOIC 8-Pin Test Clip to DIP Adapter
Product ID: 5315This SOIC Test Clip is a great way to test and connect to Flash memory, EEPROMs or other 8-SOIC chips, with pinpoint accuracy and NO soldering! It's sort of like an alligator clip but with 8 metal teeth that grip nicely onto normal or wide SOICs. So handy for when you need to probe an I2C, SPI or QSPI connection - or burn firmware to a chip without desoldering. The...$14.9548 in stock -
I2CDriver by Excamera Labs
Product ID: 4267I²CDriver is an easy-to-use, open source tool for controlling I²C devices and a great tool to help with quick driver development and debugging. It works with Windows, Mac, and Linux, and has a built-in color screen that shows a live “dashboard” of all the I²C activity. It uses a standard FTDI USB serial chip to talk to the PC, so no special...$29.952 in stock -
Bus Pirate 5 Probe Cable Set
Product ID: 6020This luxurious accessory will make your Bus Pirate 5 a joy to use. This keyed and locking probe cable made of premium soft and flexible silicone-coated wire connects to the Bus Pirate 10-pin main header. The ends are 2.54mm Dupont connectors that fit many different types of probe hooks, as well as custom-milled breadboard adapter pins. Silicone covered wires means it...$27.06In stock -
USB Microscope - 5MP interpolated 220x magnification / 8 LEDs
Product ID: 636As electronics get smaller and smaller, you'll need a hand examining PCBs and this little USB microscope is the perfect tool. Its smaller and lighter than a large optical microscope but packs quite a bit of power in its little body. There's a 2 megapixel sensor inside and an optical magnifier that can adjust from 20x (for basic PCB inspection) to 220x (for detailed...$79.95Out of stock -
Bus pirate basic probe set
Product ID: 238This is a interface cable designed for Bus Pirate which can makes it easier to connect the Bus Pirate to a circuit and get hacking!$14.50Out of stock -
Pocket Autoranging Digital Multimeter
Product ID: 850When we're on the go, we like to keep a multimeter in our purse and this model is by far the best pocket meter we've found. It's so good you'll end up using it as your main multimeter! First up, this meter can measure nearly everything: it's got DC and AC voltage, resistance, diode, and beeping continuity test, capacitance, and frequency. And that's not all! It's...$24.95Out of stock -
GoodFET v42 by Travis Goodspeed - v4.2
Product ID: 1279The GoodFET is an open-source JTAG adapter, loosely based upon the TI MSP430 FET UIF and EZ430U boards, as described in their documentation. It has expanded to be useful as a microcontroller multitool, with 'clients' for programming/debugging MSP430 JTAG, Nordic RF, Chipcon 8051/SPI, AVR, PIC, etc. A handy tool for advanced microcontroller work, and especially for...$59.95Out of stock -
Digital Multimeter - Model 9205B+
Product ID: 2034This massive multimeter has everything but the kitchen sink included. It's a great addition to any workbench or toolbox. It's low cost, simple to use, and has a big clear display with all the measurements you need and more! The multimeter includes: AC/DC Voltage measurement. Current measurement, from 2mA range up to 20A range (both AC and DC). Beeping continuity...$17.50Out of stock -
Nordic nRF-PPK2 - Power Profiler Kit II - Power Measurement Tool
Product ID: 5048The Power Profiler Kit II is a standalone unit, which can measure and optionally supply currents all the way from sub-uA and as high as 1A on all Nordic DKs, in addition to external hardware. As we've featured on EYE ON NPI, this power profiler is an excellent value - with capabilities that match tools 10x the price! The PPK2 is powered via a standard 5V USB cable,...$99.95Out of stock -
GreatFET One by Great Scott Gadgets
Product ID: 4234GreatFET One from Great Scott Gadgets is a hardware hacker’s best friend. At the center is a powerful NXP LPC4330 (Cortex M4 @ 204MHz) with two USB ports, one host and one peripheral, so it can act as a 'man in the middle' for USB interfacing. With an extensible, open source design, two USB ports, and 100 expansion pins, GreatFET One is your essential gadget...$99.95Out of stock -
Bus Pirate 5 Base Kit with Bus Pirate 5 PCB and Enclosure
Product ID: 6017Bus Pirate 5 is the latest edition of the original universal serial interface trusted by hackers since 2008. We've stocked and loved the Bus Pirate 4 for years and are excited to see the latest and greatest from the minds at WhereLabs. Can't get a chip to work? Is it the circuit, code, bad part, or a burned out pin? The Bus Pirate sends commands over common serial...$129.204 in stock -
1 GS/s 50MHz Digital Storage Oscilloscope - Rigol DS1052E - Rigol DS1052E
Product ID: 681The ultimate debugging tool for electronics, this oscilloscope will turn you into a "Circuit Whisperer". You will be able to peer into the workings of your circuits to better understand them. Difficult problems will suddenly become trivial. We tried many beginner oscilloscopes and found this one to be a perfect balance of price and function: it's perfect as a 'first...No longer stocked -
DSO Nano v3 - Pocket-size color digital oscilloscope - v3.0
Product ID: 468This cute pocket oscilloscope is a perfect companion to your toolbox. For beginners, it's a good starter scope - it is not as complicated as a benchtop scope so it's easy to use. For advanced EE's, it's useful as a scope-on-the-go, for field-debugging, when you don't want to drag your scope over, or when a floating-ground is needed (it will naturally do...No longer stocked -
Bus Pirate - BPv3.6 - v3.6
Product ID: 237Discontinued - you can grab this GoodFET v42 by Travis Goodspeed - v4.2 instead! Interfacing a new microchip can be a hassle. Breadboarding a circuit, writing code, hauling out the programmer, or maybe even prototyping a PCB. We never seem to get it right on the first try. The 'Bus Pirate' is a universal bus interface that talks to most chips from a PC serial...No longer stocked -
Extech EX330 12-function autoranging multimeter - EX330
Product ID: 308Discontinued - you can grab this Digital Multimeter - Model 9205B+ instead! If you're looking for one of the best multimeters, we're proud to now offer our personal favorite! The Extech EX330 "12 Function Mini MultiMeter + Non-Contact Voltage Detector. Autoranging DMM with NCV detector and Temperature function". This product is the winner of EEVBlog Multimeter...No longer stocked -
Aluminum USB Microscope with Precision Stand
Product ID: 1061As electronics get smaller and smaller, you'll need a hand examining PCBs and this little USB microscope is the perfect tool. Its smaller and lighter than a large optical microscope but packs quite a bit of power in its little body. There's a high quality 640x480 camera sensor inside and an optical magnifier that can adjust from 20x (for basic PCB inspection) to 200x...No longer stocked -
Articulated Arm Stand for USB Microscope
Product ID: 969We love pulling out our 5 Megapixel USB microscope for inspecting PCBs once in a while, but we really got to use it every day when we picked up this beautiful machined aluminum 3D stand. It has multiple articulated 'joints' for positioning the microscope in any way and is very sturdy and solid with a large flat base. A single hand-friendly knob is used to loosen all...No longer stocked -
Beagle USB 12 - Low/Full Speed USB Protocol Analyzer
Product ID: 708USB complexity got you down? Need a hand with enumeration? Reverse engineering a USB device? You will fall in love with the Beagle 12 USB Analyzer. This hardware analyzer is completely non-intrusive, and is much better than flaky software analyzers. Perfect for when a problem is bad enough it crashes the USB host, or for real time data capture analysis. We used the...No longer stocked -
1 GS/s 50 MHz 4-channel Digital Oscilloscope - Rigol DS1054Z - Rigol DS1054Z
Product ID: 2145The ultimate debugging tool for electronics, this oscilloscope will turn you into a "Circuit Whisperer". You will be able to peer into the workings of your circuits to better understand them. Difficult problems will suddenly become trivial. We tried many beginner oscilloscopes and found this one to be a perfect balance of price and function for anyone looking to...No longer stocked -
BitScope Micro USB
Product ID: 2053Poke and prod your electronics with the BitScope Micro Oscilloscope and Analyzer! This micro USB powered oscilloscope by BitScope is tiny, light weight, and water resistant. It's also fully user programmable and comes with a set of ten mixed signal mini-grabber test probes and a USB cable for power. The BitScope works with a full line of BitScope software for...No longer stocked -
Triple Output 195 Watt Power Supply - 30V, 30V, 5V @ 3A - DP832
Product ID: 2014Stop noodling around with an LM317 and wall wart - you can wield all the power with the DP832 Triple Output 195 Watt Power Supply! If you're doing any kind of electronics past Arduino-type hacking, you've probably been in a position where you need reliable power and the ability to source, analyze, and coordinate it to best suit your needs. A motor that wants 12V @...No longer stocked -
WiFi Portable Microscope - Usable With Android/iPad/iPhone
Product ID: 1276As electronics get smaller and smaller, you'll need a hand examining PCBs and this little USB microscope is the perfect tool. Its smaller and lighter than a large optical microscope but packs quite a bit of power in its little body. There's a high quality 640x480 camera sensor inside and an optical magnifier that can adjust from 5x (for basic PCB inspection) to 200x...No longer stocked -
JTAGulator by Grand Idea Studio
Product ID: 1550On-chip debug (OCD) interfaces can provide chip-level control of a target device and are a primary vector used by engineers, researchers, and hackers to extract program code or data, modify memory contents, or affect device operation on-the-fly. Depending on the complexity of the target device, manually locating available OCD connections can be a difficult and time...No longer stocked -
1 GS/s 100MHz Digital Storage Oscilloscope + Extras - DS1102E - DS1102E
Product ID: 1987The ultimate debugging tool for electronics, this oscilloscope will turn you into a "Circuit Whisperer". You will be able to peer into the workings of your circuits to better understand them. Difficult problems will suddenly become trivial. We tried many beginner oscilloscopes and found this one to be a perfect balance of price and function: it's perfect as a 'first...No longer stocked -
Saleae Logic Pro 8 - 8 Channels Logic + Analog - Black
Product ID: 2313Saleae has updated their popular Logic analyzer series to now include analog capabilities. A logic analyzer is a device that lets you watch digital signals in your electronics project, perfect for debugging protocols and communications between two chips. An oscilloscope lets you look at analog signals, good for determining what's up with your power supply, audio...No longer stocked -
TV Microscope - 25x & 400x magnification / 8 LEDs
Product ID: 1345As electronics get smaller and smaller, you'll need a hand examining PCBs and this little TV-output microscope is the perfect tool. It's smaller and lighter than a large optical microscope but packs quite a bit of power in its little body. There's a 1.3 megapixel sensor inside and an optical magnifier that can adjust to about 25x (for basic PCB inspection) or 400x...No longer stocked -
Adafruit USB Power Gauge Mini-Kit
Product ID: 1549This little USB port go-between is like a speed gauge for your USB devices. Instead of hauling out a multimeter and splicing cables, plug this in between for a quick reading on how much current is being drawn from the port. Great for seeing the charge rate of your phone or tablet, checking your battery chargers, or other USB powered projects. There are a few USB...No longer stocked -
Saleae Logic Pro 16 - 16 Channels Logic + Analog - Black
Product ID: 2431Saleae has updated their popular Logic analyzer series to now include analog capabilities. A logic analyzer is a device that lets you watch digital signals in your electronics project, perfect for debugging protocols and communications between two chips. An oscilloscope lets you look at analog signals, good for determining what's up with your power supply, audio...No longer stocked -
Autoranging Digital Multimeter Pen - MS8211D
Product ID: 1360Chances are you spent time today poking into a circuit with two hands and then craning your neck over looking over at a multimeter display, which causes you to slip and lose your spot. OK well at least we had to do that, and that's when we decided it was time to pick up one of these pen-style digital multimeters. It's small and light but has a full featured...No longer stocked -
Saleae Logic 4 - 4 Channels Logic / 1 Channel Analog - Black
Product ID: 2312Saleae has update their popular Logic analyzer series to now include analog capabilities. A logic analyzer is a device that lets you watch digital signals in your electronics project, perfect for debugging protocols and communications between two chips. An oscilloscope lets you look at analog signals, good for determining what's up with your power supply, audio...No longer stocked -
FriedCircuits USB Tester v2.0
Product ID: 1456Discontinued - you can grab Multifunctional USB Digital Tester - USB A and C instead! USB has become the core of many projects, but it's troublesome to test USB voltage levels and current usage using a breadboard. Some people try to splice cables and alligator clip onto frayed ends, but it's difficult to get solid readings. This USB Tester will make it much easier to...No longer stocked -
Saleae Logic 8 - 8 Channels Logic + Analog - Black
Product ID: 2512Saleae has updated their popular Logic analyzer series to now include analog capabilities. A logic analyzer is a device that lets you watch digital signals in your electronics project, perfect for debugging protocols and communications between two chips. An oscilloscope lets you look at analog signals, good for determining what's up with your power supply, audio...No longer stocked -
Fluke 87V Industrial Multimeter
Product ID: 2610You want the best multimeter in the world? OK, we got this! The Fluke 87V combo kit is built around the Fluke 87V in glorious Fluke Yellow. It's the most well-known, best-trusted & widely used industrial digital multimeter in the world, and includes special accessories to make you even more productive on the job. Adafruit has always coveted a Fluke meter and now...No longer stocked -
PM51A - Amprobe Pocket Autoranging Digital Multimeter
Product ID: 2615The ultimate shirt-pocket sized Pocket Digital Multimeter from Amprobe with frequency & capacitance measurements! This DMM is only 3/8” thick and weighs less than 3 oz. With full functionality offering AC and DC voltage to 600 V, resistance to 40 Megohm, capacitance to 3000 μF, frequency to 1 MHz, continuity w/beeper, and diode test. So handy, it's...No longer stocked -
Pomona Minigrabber Test Clip to Stacking Banana Plug - 36" - Black
Product ID: 2608Why are bananas never lonely? Because they hang around in bunches! And we have a bunch of these handy Pomona Minigrabber Test Clip to Stacking Banana Plug cables! Great for use with your benchtop equipment, these are the highest quality cables and will last you years, if not decades. This is the 36" long Black version. Check out different colors and sizes here. The...No longer stocked -
Pomona Minigrabber Test Clip to Stacking Banana Plug - 36" - Red
Product ID: 2609Why are bananas never lonely? Because they hang around in bunches! And we have a bunch of these handy Pomona Minigrabber Test Clip to Stacking Banana Plug cables! Great for use with your benchtop equipment, these are the highest quality cables and will last you years, if not decades. This is the 36" long Red version. Check out different colors and sizes here. The...No longer stocked -
Pomona Minigrabber Test Clip to Stacking Banana Plug - 24" - Black
Product ID: 2606Why are bananas never lonely? Because they hang around in bunches! And we have a bunch of these handy Pomona Minigrabber Test Clip to Stacking Banana Plug cables! Great for use with your benchtop equipment, these are the highest quality cables and will last you years, if not decades. This is the 24" long Black version. Check out different colors and sizes here. The...No longer stocked -
Pomona Minigrabber Test Clip to Stacking Banana Plug - 24" - Red
Product ID: 2607Why are bananas never lonely? Because they hang around in bunches! And we have a bunch of these handy Pomona Minigrabber Test Clip to Stacking Banana Plug cables! Great for use with your benchtop equipment, these are the highest quality cables and will last you years, if not decades. This is the 24" long Red version. Check out different colors and sizes here. The...No longer stocked -
Pomona Minigrabber Test Clip to Stacking Banana Plug - 12" - Black
Product ID: 2611Why are bananas never lonely? Because they hang around in bunches! And we have a bunch of these handy Pomona Minigrabber Test Clip to Stacking Banana Plug cables! Great for use with your benchtop equipment, these are the highest quality cables and will last you years, if not decades. This is the 12" long Black version. Check out different colors and sizes here. The...No longer stocked -
Pomona Minigrabber Test Clip to Stacking Banana Plug - 12" - Red
Product ID: 2605Why are bananas never lonely? Because they hang around in bunches! And we have a bunch of these handy Pomona Minigrabber Test Clip to Stacking Banana Plug cables! Great for use with your benchtop equipment, these are the highest quality cables and will last you years, if not decades. This is the 12" long Red version. Check out different colors and sizes here. The...No longer stocked -
Saleae Logic - 8-Channel USB Logic Analyzer
Product ID: 378A logic analyzer is a device that lets you watch digital signals in your electronics project. Unlike an oscilloscope, its not good for measuring analog signals - but also unlike an oscilloscope, you can track 8 signals at time! So its a good complementary tool. This logic analyzer plugs into a computer and has easy to use, cross-platform software. This makes it...No longer stocked -
Saleae Logic 16 - 16-Channel USB Logic Analyzer
Product ID: 733A logic analyzer is a device that lets you watch digital signals in your electronics project. Unlike an oscilloscope, its not good for measuring analog signals - but also unlike an oscilloscope, you can track 16 signals at time! So its a good complementary tool. This logic analyzer plugs into a computer and has easy to use cross-platform software. This makes it...No longer stocked -
IC hook set (9 pcs)
Product ID: 401When alligator clips and even scope probes are too large, IC hooks come to the rescue! These fine clips are very nice, and come in a set of 9 colors (black, brown, red, orange, yellow, green, blue, violet, gray). They provide a nice strong grip on SOICs, TQFPs, anything with 0.6mm pin pitch or larger. The hook is made of strong gold-plated 'piano wire', and there are...No longer stocked -
EEVblog uCurrent - Precision nA Current Measurement Assistant - v3
Product ID: 882An essential companion when working on a ultra-low-power projects! If you've ever used a portable multimeter (even your $300 Fluke!) to measure sub-uA currents - say for a low power microcontroller or sensor project - you may notice that you're not getting the precision you expect, or that your project is acting finicky. How is this possible? – It’s...No longer stocked -
Computer Repair Screw and Standoff Kit
Product ID: 5411The Computer Repair Screw and Standoff Kit contains all those bits and pieces that get lost whenever installing stuff into your computer or electronics devices: the screws, standoffs, washers and more that are used for the chassis, fan, motherboard and component extras. They may also be used by other electronic devices around your home. Particularly useful if you are...No longer stocked -
Pomona Female 0.1" Socket to Banana Plug - 24" - Black
Product ID: 2665We have a couple of these handy Pomona Female 0.1" Socket to Banana Plug 24" cables! Great for use with your benchtop equipment, these are the highest quality cables and will last you years, if not decades. This is the 24" long Black version. We also carry this cable in red. This Female Socket to Banana Plug cable is terrific for prototyping or for use as a jumper on...No longer stocked -
Pomona Female 0.1" Socket to Banana Plug - 24" - Red
Product ID: 2666We have a couple of these handy Pomona Female 0.1" Socket to Banana Plug 24" cables! Great for use with your benchtop equipment, these are the highest quality cables and will last you years, if not decades. This is the 24" long Red version. We also carry this cable in black. This Female Socket to Banana Plug cable is terrific for prototyping or for use as a jumper on...No longer stocked -
Digilent Analog Discovery 2 USB Oscilloscope and Logic Analyzer
Product ID: 4652Digilent Analog Discovery 2 is a USB oscilloscope, logic analyzer, and multi-function instrument that allows users to measure, visualize, generate, record, and control mixed-signal circuits of all kinds - using any desktop computer or Raspberry Pi 4! Developed in conjunction with Analog Devices and supported by Xilinx University Program. This test and measurement...No longer stocked -
Small PCB Test Points (100 pack) - Black
Product ID: 3823Testing is an important step in board manufacturing. And it can be super tricky on a fully populated PCB. So how can you test connections when you have an assortment of components blocking your probe? These "mini loop type" Small PCB Test Points easily snap in to your project, and they're ideal for ultra-low profile surface-mount testing! They will attach to J hooks,...No longer stocked -
Multifunction Basic Power Supply Test Line - Banana to Various
Product ID: 3523Discontinued - you can grab Retractable Stacking Banana Plug Cable - Black 0.5 meter long instead! We're always digging around for various test lines to use with our power supply - whether we're checking current draw of our Feather, or trying out new LED samples. We picked up one of these and its so handy we use it all the time now. It's compact and has three of the...No longer stocked -
Binho Nova Multi-Protocol USB Host Adapter
Product ID: 4459Discontinued - you can grab our Adafruit Trinkey QT2040 - RP2040 USB Key with Stemma QT instead! The Binho Nova Multi-Protocol USB Host Adapter allows you to interface your computer directly to hardware circuits. This device is powered by the USB connection to the host PC and is also able to provide downstream power to test circuits. This learn guide details how to...No longer stocked -
Digital Desktop Multimeter / Bluetooth Speaker / Clock Alarm
Product ID: 5139Its a floor wax! Its a dessert topping! It's an all-in-one benchtop multimeter that's also a bluetooth speaker, alarm clock and thermometer. It can run off of USB power (plug into any wall adapter for charging your phone or gadgetry) and has built it rechargeable battery port for portable use. Perfect for use on your workbench, coffee table, or Thanksgiving...No longer stocked
