[time-nuts] KS-24361 EFC Error

[Dave M]

The OCXO in these units is the MTI-Milliren model 260.  According to its 
datasheet, the tuning voltage range is -10Vto +10V. 
(http://www.mti-milliren.com/pdfs/260.pdf)

Cheers,
Dave M


GandalfG8--- via time-nuts wrote:
> Bevor I heat up the big soldering iron to remove the OCXO, I wanted to
>
> ask if anybody else experienced this before and if anybody can confirm
>
> that tuning voltage range is indeed 0..6 Volt. If so, replacing the
> OCXO
>
> should cure the problem.
>
>
> Hi Mathias
>
> I've not experience your problem with the KS-24361, but I  have
> tested a
> few of these oscillators stand alone and can confirm that the
> reference voltage output has always been approximately 6 Volts and
> they do  accept an EFC tuning voltage range of 6 Volts.
> Other than one faulty unit, on all those I've tested the EFC voltage
> has
> been very close to 3 Volts when the oscillator frequency was within a
> few parts in 10^11 of 5 MHz.
> For example, looking back at a couple of test results, one was at
> 2.9725 Volts and another at 3.0970 Volts.
>
> Regards
>
> Nigel
> GM8PZR
>
> Hey, hows about that, It seems like I might finally have found a way
> to
> reply to list messages straight from the archives without  receiving
> them by email:-)