[ARC5] Dynamotor Capacitor

[J. Forster]

That only applies if the dyno is supplied by a source w/ considerable
inductance, like a generator or a long length of wire.

If the dyno is w/in a foot or two of a car batter or other low impedance
supply, you don't see big spikes.

-John

==================



> The back EMF spike at every break of the brushes can have extremely high
> voltage spikes. 73 - Mike
>
> Mike B. Feher, N4FS
> 89 Arnold Blvd.
> Howell, NJ, 07731
> 732-886-5960
>
>
> -----Original Message-----
> From: arc5-bounces at mailman.qth.net [mailto:arc5-bounces at mailman.qth.net]
> On
> Behalf Of Mark K3MSB
> Sent: Monday, March 24, 2014 9:35 PM
> To: ARC5
> Subject: [ARC5] Dynamotor Capacitor
>
> I just finished a complete rebuild of the dynamotor for my BC-456.
>
> I'm curious why the  0.006 uF shunt capacitor across the 28V side is a 2KV
> cap.  That seems awfully high.
>
> 73 Mark K3MSB
>
> Sent from my Android phone
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