SDRGEEK specializes in cutting-edge electronic devices, including software-defined radios (SDR), full-band DSP receivers, and communication hotspot boards.
SDRGEEK is a specialized electronics brand dedicated to crafting cutting-edge devices for radio enthusiasts, makers, and DIY hobbyists. Their product lineup heavily features software-defined radios (SDR), full-band DSP receivers, and multi-mode digital voice modem (MMDVM) hotspot boards for systems like the Raspberry Pi.
Beyond specialized radio communications equipment and spectrum analyzers like the TinySA Ultra, SDRGEEK also provides industrial-grade components such as high-wattage DC power supplies and motor speed controllers. Browse our comprehensive library of SDRGEEK manuals to help you accurately set up, calibrate, and troubleshoot your advanced electronic gear.
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Common questions about manuals, registration, and support for this brand.
You can read, download, and print user manuals for most SDRGEEK devices, including the TEF6686 DSP Radio and ATS-25 receivers, directly on this page.
According to the user manual, the DP-666 can be powered either by an included 5V DC power adapter or by using three standard 1.5V AA batteries.
The MMDVM Duplex Hotspot board is compatible with the Raspberry Pi 3 and Raspberry Pi Zero W, but is generally not compatible with the Raspberry Pi 4. Check your specific manual for complete setup instructions.
Firmware updates typically require linking your receiver to a PC via USB and using the manufacturer's dedicated utility tool. Please refer to your model's instruction manual for precise, step-by-step firmware upgrade procedures.