by "TimPerry" <timperry@[EMAIL PROTECTED]
>
Jan 26, 2006 at 05:37 PM
"Sonbo" <Sonbo@[EMAIL PROTECTED]
> wrote in message
news:kJ-dnb3mn8kLrETenZ2dnUVZ_sidnZ2d@[EMAIL PROTECTED]
> I have a Olympus DS-2 recorder, the specs say mic jack 3.5mm mini jack
2k
> ohms or more.
>
> I want to plug in a radio shack PZM MICROPHONE 33-1090B that says
impedance
> 600 ohms
>
> I did a little research and found this
>
> INTRODUCTION:
>
> The RS PZM microphone is an omnidirectional electret microphone
patterned
> after a principle invented by Crown International called the pressure
zone
> microphone (hence, PZM). The output impedance of the stock microphone
> is about 600 ohms (unbalanced) and it requires a phantom supply voltage
> from -1.5V to -12V DC for operation. The stock microphone has a supply
> module and built-in line-matching transformer to convert 600 ohms
unbalanced
> to about 10K ohms unbalanced
>
> Does this mean the impedance is 10K ?
yes, also known as Hi-Z
> What would happen to the recorder if I plugged in a 600 ohm mic into a
Jack
> that requires 2K or better ?
>
> Thanks
>
these were originally geared toward the mic input on a cassette recorder.
if
the mic is functional (and the batteries are good) it should work just
fine.
