Re: 747 Clock Time Base Question



courir26@xxxxxxxxx wrote:
I'm trying to run a Haydon slave clock from a 747 on a bench but I
don't have the pulse generating time base.

I suspect the pulse voltage is 24 VDC. Can anyone tell me the pulse
frequency of this clock system used in the older 747s?

Thanks
Tom

Suspect it is 24-28 VAC 400 Hertz
Michelle P
.