[time-nuts] Upgrade an HP 5342A microwave frequency counter to have an oven oscillator.

Scott McGrath scmcgrath at gmail.com
Thu Nov 27 18:43:36 EST 2014

Just remove the TCXO the 10811 just plugs in,  you will need to add the heater oven indicator wiring and LED indicator which is usually over the power switch   The power supply includes the oven supply already 

Content by Scott
Typos by Siri

> On Nov 27, 2014, at 5:38 PM, "Dr. David Kirkby (Kirkby Microwave Ltd)" <drkirkby at kirkbymicrowave.co.uk> wrote:
> The HP 5342A has an optional oven oscillator. I just bought one of
> those counters, but mine has a TCXO and is about 50 kHz off at 10 GHz.
> I'm sure I can trim it closer than that, but if possible I'd like to
> stick an oven oscillator in it. Does anyone know what is involved? I
> have at least one 10811A oscillator here that I could stick inside,
> but does it need any more, or just the oscillator?
> Someone said the oscillator should be an 10544-60011, but a 10811A is
> backwards compatible.
> Dave
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