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Charlie Tango 11m DX Radio Group Forum :: Help and Discussion Forums :: Information and Guides
 

 7900V Microphone

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BillyBongo
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New Member



Call Sign : 26-CT-5078
Posts : 3
Times Thanked : 0
Join date : 2024-02-02
QTH or Location : Cheadle, Staffordshire
Equipment Used : SS7900V Turbo + Homebrew
Age : 58

7900V Microphone Empty
PostSubject: 7900V Microphone    7900V Microphone Icon_minitimeFri Apr 12, 2024 8:15 pm
For anyone interested this is the schematic of the 7900V microphone




7900V Microphone 7900_m10
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BillyBongo
New Member
New Member



Call Sign : 26-CT-5078
Posts : 3
Times Thanked : 0
Join date : 2024-02-02
QTH or Location : Cheadle, Staffordshire
Equipment Used : SS7900V Turbo + Homebrew
Age : 58

7900V Microphone Empty
PostSubject: Re: 7900V Microphone    7900V Microphone Icon_minitimeSun Apr 14, 2024 3:40 pm
Just forgot to mention that the resistors marked with a "?" are unpopulated on the microphone PCB.
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7900V Microphone
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