[Milsurplus] 348 Dyno

john p hutchins olegerityincj at austin.rr.com
Wed Jan 17 09:39:59 EST 2007


Brad -

The B- lead is above ground and attaches to the coil terminal section of 
the original Audio/Coil can.  The -17 volts is required as grid bias to 
the audio tube 6K6.  So keep this lead above ground.  -17 Volts is the 
correct voltage.

Later
Hutch

Brad Latta wrote:

> Group,
>        Can I use a BC-348Q dynamotor (seperate from
>the filter box mount) for a BC-348-S? I have the
>filter mount & intend to wire the dyno to the mount (I
>had to re-build the filter mount) I noticed there is a
>little bit if 'back' bias on the 348-S   (approx -17
>Volts)
>                    Brad
>
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