[ARC5] BC-455 adventure

[Neil]

> I've had sets in which the fils had been rewired for 12 volts.
> I put a 28 volt dyno on them, run it at 12 volts and it worked
> just fine.  Ran for hours.

Circa 1980 I opened up an ARC-5 dynamotor and found that
the two field coils were connected in series across the 28V input.
It should be no problem to rewire them in parallel, making them
appropriate for 12-14V. This may give more stable operation at
that voltage for those who want to try it.

73 de Neil ZL1ANM