10
September
2021
Do-it-yourself Uda-Yagi 433 MHz band
15:03

Do-it-yourself Uda-Yagi 433 MHz band

,
10 September 2021 15:03

НесHow many years ago I made 2 small antennas with a range of 70 centimeters, with a number of elements of 5 and 7. An attempt to establish radio communications over a distance of 35 kilometers showed that an antenna of 7 elements was not enough for reliable communication.

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20
August
2021
Radio of Russia in the Pskov region
16:27

Radio of Russia in the Pskov region

,
20 August 2021 16:27

Having once again in the village of wife in the Pskov region, he noticed a significant change in the air of VHF. The regional centers launched FM transmitters. All of them synchronously broadcast Radio of Russia.

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