This simple spring antenna matches great with any of our 900MHz RFM and LoRa breakouts, bonnets and Feathers. They're made of copper-clad wire so you can solder them easily. They are compact, only 17.5mm/0.68" long, and have 2.15dBi of gain and 50Ω impedance, so it will work fantastically with just about any 850~950MHz wireless receiver/transmitter.

If you've ever been curious about software defined radio (SDR), this USB stick is the easiest way possible to have fun with a powerful, configurable receiver. Packed with the powerful RTL2832U and R820T tuner, it can tune into signals from 24MHz to 1850MHz. That means you can use a computer (with Windows, Mac, or Linux) to tune into: FM Radio, AM signals (but not AM radio), CW (morse code!), unencrypted radio signals (such as those used by...

This simple spring antenna matches great with any of our 433MHz RFM and LoRa breakouts, bonnets and Feathers. They're made of copper-clad wire so you can solder them easily. They are compact, only  ~38mm / 1.5" long, and have 2.5dBi of gain and 50Ω impedance, so it will work fantastically with just about any 400~450MHz wireless receiver/transmitter.

ANT500 from Great Scott Gadgets is a telescopic antenna designed for operation from 75 MHz to 1 GHz. Its total length is configurable from 20 cm to 88 cm. ANT500 is constructed of stainless steel and features an SMA male connector, rotating shaft, and adjustable elbow. ANT500 is a 50 ohm general purpose antenna. It is the perfect first antenna for use with HackRF One or YARD Stick One. Note: HackRF One not included.  

ANT700 from Great Scott Gadgets is a lightweight telescopic antenna designed for operation from 300 MHz to 1100 MHz. Its total length is configurable from 9.5 cm to 24.5 cm. ANT700 is constructed of stainless steel and features an SMA male connector, rotating shaft, and adjustable elbow. ANT700 is a 50 ohm general purpose antenna. It is the perfect first antenna for use with HackRF One or YARD Stick One. Note: YARD Stick One not included.  

HackRF One from Great Scott Gadgets is a Software Defined Radio peripheral capable of transmission or reception of radio signals from 1 MHz to 6 GHz. Designed to enable test and development of modern and next generation radio technologies, HackRF One is an open source hardware platform that can be used as a USB peripheral or programmed for stand-alone operation. Great for listening on RF emitters and transmitting on ISM bands (check your...

YARD Stick One ( Y et A nother R adio D ongle) from Great Scott Gadgets can transmit or receive digital wireless signals at frequencies below 1 GHz. It uses the same radio circuit as the popular IM-Me. The radio functions that are possible by customizing IM-Me firmware are now at your fingertips when you attach YARD Stick One to a computer via USB. Great for listening on RF emitters and transmitting on ISM bands (check your country's...