[time-nuts] Rubidium freq standard - temperature

Jerry Hancock jerry at hanler.com
Fri Dec 1 03:41:20 UTC 2017


I opened it up, JT1 has 9 pins. What are the odds? I think I have to hook something up to it and see if there is anything on 2 or 3, no?

> On Nov 30, 2017, at 7:35 PM, Jerry Hancock <jerry at hanler.com> wrote:
> 
> I see a jack labeled JT1.  It has about 8 pins I remember.  I wonder...
> 
> 
>> On Nov 30, 2017, at 7:11 PM, Mark Sims <holrum at hotmail.com> wrote:
>> 
>> A lot Rb's from that era have TTL level serial interfaces that can drive most RS-232 ports directly.  The PRS-10, SRO100, and LPFRS are examples.
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