GitLab

Low Noise Amplifier for 144 MHz band with couple PGA-103 and band filters.

The Coaxial Relay project for my Low Power VHF HamRadio station with SMA connector for RX

Low Noise Amplifier with PGA-103+ with ultra low noise LDO to 5V DC supply.

Low Noise Amplifier with QPL9547 with ultra low noise LDO to 5V DC supply.

The Project digiratl controled RF Attnuator with Minicircuit chip DAT-31-PP.

The Project of universal band pass filter for SMT filters SXBP series by MiniCircuit

QRP Band Pass Filter for amateur radio band.

Low Noise Amplifier with QPL9547 with ultra low noise LDO to 5V DC supply and short-circuit relay on the input.

The project Small coaxial relay mainly intended for switching RX/TX way from one ant connector radio on VHF bands. The relay can use HF6 or HF3 (-56).

Cheap Automatic Noise Figure Indicator using a USB SDR dongle

The Coaxial Relay project for my Low Power VHF HamRadio station.

Eagle meme.

The Simple WSPR Transmitter for HF amateur radio bands

Arduino library and examples for the openCanSat 2.0 kit

Eagle meme.

Blikající Vánoční stromeček s Ardiono Nano

The Antenna HF Switch for my contest station in Single Operator (Single Band) 2 VFO operating mode - Low Power 100W with my radio Icom-7610.

Pico High Altitude Balloon WSPR Tracker v5.0