[time-nuts] Using a common power supply among few time standards

jimlux jimlux at earthlink.net
Thu Feb 6 23:50:53 UTC 2020


On 2/6/20 3:14 PM, Will Kimber wrote:
> Hi,
> 
> Usual (best?) is supply slight over voltage and use LDO/RC filtering in
> each unit as Bob suggested. But that would require either supplying
> 24v/12v/5v/-12v (with some margin 10%?) or converting some single supply
> of 24v or 48v  in each unit to required voltages at each piece of
> equipment.  The later requires switching supplies to get all voltages.


Well that was the strategy used on S-100 boards. Bulk 8V unregulated 
supply regulated down to 5V on the board.






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