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Amateur Radio Station – DL2MDU

Amateur Radio Station – DL2MDU

Amplifier Antenna CW DX Tubes Tuner

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HF-Amplifier with 4CX1000A

HF-Amplifier with 4CX1000A build into the cabinet of the amplifier with a GS31b

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4CX1000A_Socket_001 4CX1000A_Socket_002 Cavity Wideband Input Circuit Wideband Input Circuit Heater Voltage Test Cavity with Blower Power Supply Blower HV Filter Board Rear View of Power Supply Switchboard and Tetrode Board Tetrode Boards Tetrode_Boards Top View 4C1000A_top Top View Top View Vacuum_Relay Spectrum at 14MHz / 750 Watts Spectrum at 3,5MHz / 750 Watts
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