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Radio, Telegraph
16-March-2024 Saturday
Automatic telegraph key made from scrap material
RadishK
Amateur Radio League
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Automatic telegraph key made from scrap material
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Morse code
Video
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Radio amateurs
Telegraph
Electronics
29-July-2021 Thursday
Universal telegraph device, PUT-1, I will be grateful for any information
Shtreder
Repairers Community
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Universal telegraph device, PUT-1, I will be grateful for any information
Gauge
Appliance
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Radio engineering
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Retro
Soviet
Telegraph
Electronics
18-December-2019 Wednesday
Radio
shigeru
League of Artists
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Hamradio
Morse code
Short waves
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