[GreenKeys] Tempest Model 28?

[Roy Morgan]

On Jun 26, 2009, at 12:07 AM, Bob McConnell wrote:

> Roy Morgan wrote:
>>
>> ... I have in storage a Model 28 that I think is set up for low   
>> voltage/tempest operation.
>
> Internally, the M28 still used 60 mA loops to the selector magnets.  
> Tempest introduced an external circuit that was +/- 7 volts at less  
> than 1 mA.

Thanks to all who have replied with personal experience and other lore  
about the Tempest Model-28's.  As is my habit, I've archived all this  
info and will dig it out once I unearth the unit I have (a KSR) from  
storage.

Roy

Roy Morgan
k1lky at earthlink.net
529 Cobb St.
Groton NY, 13073
Home: 607-898-3607
Cell: 301-928-7794