[time-nuts] E1938A

[Magnus Danielson]

Dear Steve,

Steve Rooke skrev:
> Hi Magnus,
> 
> I don't know if I get you right here but I have a copy of the 10811A/B
> operation and service manual if you need it. The two files I have are
> similar, one is 3.1Mb and the other is 8Mb. I can send them to you if that
> would be helpful.

I have an original HP 10811A/B operations and service manual and also 
have scanned versions lying around. Many thanks for the kind offer, but 
I already have that material. I was wondering if they ever produced the 
equivalent for the E1938A oscillator.

Cheers,
Magnus

> Cheers,
> Steve
> 
> 2009/5/1 Magnus Danielson <magnus at rubidium.dyndns.org>
> 
>> Fellow time-nuts (and Rick in particular),
>>
>> I have been looking through the E1938A documentation available from fellow
>> time-nuts. There is some juicy pieces of information, but also some holes.
>>
>> I does not recall having seing a datasheet or users manual, as available
>> for the 10811 devices.
>>
>> I (think) understand what RX and TX is for, the serial port at CMOS/TTL
>> levels, as it hookes directly to the PIC. But I wonder what the Data to PIC,
>> Data from PIC and PIC data ready is meant to do, looks like a second serial
>> port of some sort.
>>
>> Also, I found another article on it which is not on Ricks homepage where
>> various design decisions etc on production is described. I have not bothered
>> to download it from IEEE, but if Rick could make it available that would be
>> a welcome and interesting reading.
>>
>> Cheers,
>> Magnus
>>
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> 
> 
>