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Метка: hf

24.07.202320.12.2023 enthru hamradio amplifiers, hf, mrfx1k80

mrfx1k80 first run

First test run of the big amp.

15.07.202312.04.2024 enthru hamradio amplifiers, hf, sdr, trx-duo

Continue working on SDR Box

Some improvements.

29.06.202320.12.2023 enthru hamradio amplifiers, hf, mrfx1k80

Packages — fans arrived

48v fans for amplifier.

18.06.202320.12.2023 enthru hamradio amplifiers, hf

5w HF amplifier

It’s for using TRX-DUO as signal generator.

06.06.202320.12.2023 enthru hamradio amplifiers, hf, mrfx1k80

Received big radiator, but…

Something went wrong while transporting.

31.05.202322.02.2024 enthru hamradio amplifiers, hf, mrf9180

Test amplifier with mrf9120

Just received a few mrf9180 and one mrf9120, decided to finally test it with mrf9120.

11.05.202320.12.2023 enthru hamradio amplifiers, hf, mrf9180

MRF9180 amplifier — feeding transistor via balancing choke

Let’s try to add balancing choke to the schematics — feed sources from 4 turn choke for each transistor (8 turns summary) with power connected to the central point.

09.05.202320.05.2025 enthru hamradio hf, sdr

Homemade SDR Transceivers

Homemade SDR Transceivers based on demo or datasheet modules.

08.05.202315.05.2023 enthru hamradio amplifiers, hf, mrf9180

MRF9180 HF amplifier.

Based on mr9120 aliexpress kit.

05.05.202312.04.2024 enthru hamradio amplifiers, hf, mrfx1k80

This month will be month of receiving cool packages, that is the first one :)

MRFX1k80HR5 transistor and ABLNO 96MHz clock

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