| Subject: | 2. Re: Initial SASS test shows bands of harmonics |
|---|---|
| From: | "Peter Shute" pshute2 |
| Date: | Mon Mar 12, 2012 2:45 pm ((PDT)) |
> 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 ci= rcuits to run two channels? Is there any way to do that using the one set o= f 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 |
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