[Milsurplus] Carbon Mic Subs

[Dave]

There is a circuit here but also read the comments lower 
down the page

<http://www.electronicecircuits.com/electronic-circuits/carbon-mic-replacement-to-magnetic-mike-converter-circuit>

Dave
VK4KDP

On 17/03/2013 1:52 AM, David Stinson wrote:
> Have any diagrams?   Thanks!
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