Jan Käberich

LibreVNA. 100kHz to 6GHz 2 port USB based VNA

LCR. Benchtop 100Hz to 200kHz LCR meter

VNA. 1MHz to 6GHz USB based vector network analyzer

LibreCAL. 4 port eCal module

Signalgenerator. 5MHz to 2.1GHz RF Synthesizer with modulation capability

SpectrumAnalyzer. It started as some general experiments with RF stuff and gradually evolved into a (severely limited) spectrum analyzer.

RF2DFieldSolver. 2D field solver for calculating the impedance of arbitrary PCB cross sections

battery-sim. A voltage source imitating the behaviour of a battery

electronicload. Eagle

brushlessControl. Alternative firmware for Mikrokopter BL-Ctrl 1.2

BLDCDriver. C

SolderingIron. An OpenSource Soldering Iron

Teststand. C

scikit-rf. RF and Microwave Engineering Scikit

moonlamp. An AVR based moonlamp which is always illuminated just as the real moon.

chainclock. The chainclock is a very inaccurate clock which displays the time by means of rotating a chain.

copterSim. C++

led-roomlamp. A whistle-controlled LED roomlamp

BigRedStopwatch. A huge stopwatch with two big red control buttons