Chuck McManis
Hardware and Software engineer in Silicon Valley for 40+ years, currently doing SDR research and development.
Joined Jun 18, 2016. Backed 34 projects.
Upcoming Events
- Jul 25, 2026 WTF Are Negative Frequencies? And other SDR odditites at Teardown 2026
Projects Backed
LimeSDR Micro
An open M.2 SDR with integrated vector signal processing acceleration
Inkplate 13SPECTRA
A large, colorful e-paper platform for your next project
ESP32JTAG
A multifunction, wireless JTAG tool powered by an ESP32 and an FPGA
LMS8001 Companion Board
A four-channel frequency-shifter for extending SDRs to up to 10 GHz
Modos Paper Monitor
A fast, low-latency, open-hardware e-paper monitor and dev kit
TermDriver 2
A better USB-to-serial adapter with a built-in screen
Atum A3 Nano
A powerful, compact dev kit for the Altera Agilex 3 FPGA
SignalSDR Pro
A rugged, compact, high-performance SDR
Solder Ninja Pen
A 45 W USB-powered soldering iron compatible with Weller RT Micro tips
Weller RT Micro Soldering Tips
40 Watt soldering tips compatible with Weller WMRP and WXMP soldering irons
Jumperless V5
The next generation jumperless breadboard
Raspberry Breadstick
A long, lean, delicious development board with a unique form factor and high-quality components
CaribouLite RPi HAT
A fully open source dual-channel SDR Raspberry Pi HAT with a tuning range up to 6 GHz
AntSDR E200
A powerful, versatile, FPGA-based software-defined radio based on the ZYNQ and AD936x chipsets
LimeSDR Mini 2.0
An open, full-duplex, USB stick software-defined radio
Lime AC Case
An active-cooling aluminum enclosure for the LimeSDR product family
Cynthion
A multi-tool for building, analyzing, and hacking USB devices
TinyPICO
A tiny, mighty ESP32 development board
Glasgow Interface Explorer revC
A highly capable and extremely flexible open source multitool for digital electronics
Tigard
An open source FT2232H-based, multi-protocol, multi-voltage tool for hardware hacking
PD Micro
Arduino Pro Micro functionality and pinout with 5-20 V power delivery through USB-C
Little Bee
An affordable, high-performance current & magnetic field probe
Programmable USB Hub
A USB hub with per-port power and data disconnects + dev board + I2C, GPIO, and SPI bridges
SmartLED Shield for Teensy 4
Drive high quality graphics to HUB75 RGB matrix panels using the Teensy 4
QuickFeather
A 100% open source dev board for the EOS S3 low-power MCU with embedded FPGA
ULX3S
A powerful, open hardware ECP5 FPGA dev board
BLYST840
A fingertip-size ARM M4F module with Bluetooth 5.2, Thread, Zigbee and 46 I/O
ctxLink
Wireless debug probe for ARM Cortex-M microprocessors
ERASynth Micro
A USB-powered, low-priced, open source RF signal generator
LoStik
Open source USB LoRa® device. Get connected and take advantage of the growing IoT network.
