From: <ajf_at_midmaine.com>
Date: Wed, 10 Mar 2004 13:40:42 -0500 (EST)

It's a power supply for the bias voltage. Not an amplifier.
As the description said, it's meant to record loud music.

It looks home-made, which is not a bad thing if the maker is skilled.
But it won't amplify the signal.


>> I think the item in the link you gave is just a
> power supply, not an
>> amplifier. Electret mics require a bias voltage of
> about 9 volts and a
>> unit in this price range would probably supply just
> that.
>>
>>
>> To get gain and bias voltage, look at products from
> Sound Professionals or
>> Microphone Madness. Be prepared for "sticker shock"
>
> What about this one?
>
> http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=3081888131&category=15056
>
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Received on 2004-03-10