[ARC5] Make that Old T-17 Work with BC-456
Richard Knoppow
1oldlens1 at ix.netcom.com
Thu Apr 2 15:37:38 EDT 2020
I think what you are describing is a fault in the
installation and not anything inherent in the mic element. In
fact, electrets are very quiet while carbon microphones hiss, too
much breath noise and too much background noise are due to
installation method. same with RFI. Virtually all telephones,
cell phones, computers, etc, now use electrets. They are
essentially condenser microphones with a permanent charge. They
are simple and very rugged. Carbon microphones were once the
mainstay of the telephone system. Widely used because a carbon
microphone is also an amplifier so, at the time that
amplification was expensive, carbon mics were ideal. However,
electrets are superior in virtually every way so carbon mics are
now quite rare.
On 4/2/2020 11:10 AM, David Stinson wrote:
>
> Two reasons:
> 1. Electrets hear a flea fart in the next block.
> They're noisy, breathy and their little preamps are susceptible
> to RFI.
> 2. Electrets don't sound like General Savage on 12 O'Clock High.
>
> On 4/2/2020 1:06 PM, Scott Johnson wrote:
>>
>> Why not just install a 50 cent electret cartridge in the T-17,
>> and call it a day? (you’ll have the finest sounding T-17 around!)
>>
>> Scott V. Johnson W7SVJ
>>
>>
>
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--
Richard Knoppow
1oldlens1 at ix.netcom.com
WB6KBL
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