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Marantz PM44SE MK2 Amplifier Repair (With Audio Tutorial)
Автор: Audio Amplifier Servicing
Загружено: 2025-12-20
Просмотров: 108
Описание:
Fault
Intermittent loss of Audio and distorted sound on both channels.
Input selection switch removed and cleaned with a fibre glass pencil to remove heavy oxidation.
Speaker protection relay also replaced 24 V DC Coil DP/CO.
Dry solder joints on all circuit board re-flowed.
Bias for each channel set to 14 millivolts.
User controls and switches cleaned with De-Oxit to ensure noise free operation.
Amplifier fully tested working correctly.
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