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Re: [Nature Recordists] portable power

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Subject: Re: [Nature Recordists] portable power
From: James Shatto <>
=C2=A0
You need a pure sine wave inverter to subdue that hum on A/C power.=C2=A0 T=
he
inverter packaged with those batteries are not of that type.=C2=A0 A good p=
ure sine
wave inverter will run you $1K just for the inverter.=C2=A0 Something along=
 the lines
of 120Watts for every 1Amp needed by your gear.=C2=A0 Perhaps there's some =
power
conditioners or something to make it work with what you have.=C2=A0 Or not.=
=C2=A0


Also note that many units have session time limits.=C2=A0 My Korg MR-1000 h=
as a 40GB
HDD that allows for > 6 hours even at the highest sampling rate.=C2=A0 But =
it has a
session limit of 6 hours.=C2=A0 Check your manual for details related to yo=
ur unit.=C2=A0


You might find it simpler to just run on the DC input via a batterygeek opt=
ion.=C2=A0
And other options.

- James

--- On Mon, 9/27/10, Mark Brennan <> wrote:

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