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Технічний блог

Mastering the 10 GHz band! (in Russian language)

Осваиваем диапазон 10 ГГц! В этой статье описано описано, как построить простой CW/WFM передатчик на диапазон 10 ГГц с мощностью в несколько милливатт, переделав конвертор для приема спутникового телевидения. 1. Идея Идея переделки конвертора описана в статье …

miniVNA Tiny – a few experiments

Many years ago, I received an original miniVNA, my first antenna analyzer, and I was very hapy with it. Recently I was lucky to test a miniVNA Tiny, which is in fact much, much more advanced device …

A very cheap antenna analyzer for HF bands

Currently, there are just two types of antenna analyzers: the bad ones and the expensive ones. The first type is usually built around diode detectors and has a tuning knob to set the frequency of its LC …

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