Arduino demo board

Arduino demo board

I often use Arduino to play and dev some apps, but I often experienced many issue with prototyping board and wire, lot of short circuit…

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Preampli UHF "lownoise" pour QFH Satnogs

Preampli UHF “lownoise” pour QFH Satnogs

Un preampli UHF pour monter sur antenne QFH, l’entrée est filtrée via un passbande, 410-470Mhz, de chez Minicircuit, le preampli est un MMIC, PGA103+, faible…

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Antenne QFH pour SatNogs

Antenne QFH pour SatNogs

Afin d’accompagner ma station SatNogs d’une antenne digne de ce nom, j’ai réaliser deux prototypes d’antennes QFH, la première en tube laiton de 4mm, la…

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Cheap ADF4351, RF Generator, home made

Cheap ADF4351, RF Generator, home made

The goal of this project is to build a small HF/VHF/UHF RF generator with correct and good performance for the lab. The synthesizer is based…

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Use POCSAG to send telemetric data

Use POCSAG to send telemetric data

There is simple way to monitor, transmit, and create alert, (event), with a Arduino and transmit result data with POCSAG. There is a easy experimental…

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