[time-nuts] 5370A vs 5370B

Bob Camp lists at rtty.us
Tue Mar 9 12:47:03 UTC 2010


Hi

So a parts donor 5370B is a donor for 5370B's and not so much for a 5370A. 

Bob


On Mar 8, 2010, at 11:37 PM, Bruce Griffiths wrote:

> The input amplifiers also differ.
> The linear input voltage range of the 5370B input amplifiers is greater than that of the 5370A.
> 
> Bruce
> 
> Chuck Harris wrote:
>> Front panel, chassis, motherboard, and power supply appear to be the same.
>> 
>> The CPU, ROM, and RAM boards were made into a single board.  There were
>> some changes to the counting circuitry to make it more production friendly.
>> 
>> The whole counter was sped up so that it could read at a somewhat higher rate
>> than the 5370A.
>> 
>> -Chuck Harris
>> 
>> Bob Camp wrote:
>>> Hi
>>> 
>>> How much of the 5370A was directly carried over into the 5370B?
>>> 
>>> Bob
>>> 
>>> _______________________________________________
> 
> 
> 
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