Coaxial Wilkinson Power Divider for 144 MHz

Logic switch box for multi-single contest station (2 operators, 2 radios and 1 transmit signal out)

The Project for automatic receive for HAB on 434 MHz band

LDMOS Power Amplifier with MRFE6VP6300H for 144 MHz

3D model určený pro tisk atrapy hlavně těžkého kulometu vz. 37 určený pro střílnu objektu lehkého opevnění (ZB-53)

The Simple Foot-Switch for my ham radio contest station

Low Noise Amplifier for 144 MHz band with PGA-103, input low pass filter, output band pass filter and bypass relays.

Project of simple board for training soldering and assembling components

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

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

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

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.

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

Pico High Altitude Balloon WSPR Tracker v7.0

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

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).

Project openCanSat kit is meant to ease the struggle with creating, distributing and providing support for materials - kits - that are distributed every year to participants of the CanSat competition held by European Space Agency.