KWM 1 Post L16 Repair @N6QW
KWM 1 Post L16 Repair  @N6QW
Uploaded April 2023 | Updated September 2026, 1 week ago
Several weeks ago I posted a video of the KWM-1 which miraculously began operating properly on receive following a change to the PM2 power Supply. That event was short lived and the problem finally traced to a problem in the output circuitry of V13 which is the 1st IF Amplifier stage.

I rebuilt L16 and replaced about 6 components and no you can hear my S/N 508 on the air today (4-14-2023)

Pete N6QW
KWM 1 Post L16 RepairThe Last Ditcher... A Doomsday Transmitter from August 1947 QSTRepairing the KWM-2 Main Power ON OFF Switch6BA6 Driver Tests with a Cathode MeterPreparing the MC1496 DCR to become a DSB TransceiverReworking the Dentron HF Scout SSBFabricating an MC1496 Based Two Band SSB TransceiverDream Station: Hermes Lite 2.0, KWM-2 Drake C LineMy new operating position de N6QW 8-2024PowerSDR Windows 10, 64 Bit 1st movie.Teensy 3 5PMR6A Receiver Power Supply http://n6qw.blogspot.com
Pete Juliano |

KWM 1 Post L16 Repair

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