RE: [Nature Recordists] Re: Initial SASS test shows bands of harmo=

[Peter Shute <>]

nics

=A0
> From: 
>  On Behalf Of Raimund
> Sent: Monday, 12 March 2012 10:34 AM

> The recommended PIP battery circuit can be found in the data sheet:
>
> http://www.frogloggers.com/Documents/EM172.pdf
>
> The capacitor determines the cutoff frequency of the high
> pass filter that is formed by this capacitor and the input
> impedance of the recorder. A suited value would be for
> instance 220 or 470 nF.

Thanks for that, Raimund. I assume that I will need two of these battery
circuits to run two channels? Is there any way to do that using the one set=
 of
batteries?

The circuit specifies a 5V battery, which I assume doesn't exist. Should I =
use
3xAA batteries for 4.5V, or 4x for 6V?

Peter Shute