![]() ![]() The PTT jumper is left open for the very first test. ![]() I'm sure that is possible with 5W QRP and a wire, but the thought here is to build a reasonable QRO DX station essentially from scratch. Pada kesempatan kali ini, saya ingin menampilkannya kembali setelah ada sedikit perubahan dengan mengganti transformator 1 : 4 pada input dan output booster ini. Irf530 hf amplifier HF 250W LDMOS Power Amplifier.
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