[Test-Equipment] Helper Instruments SM-1000

[Bob Parnass, AJ9S]

On Sunday 28 November 2004 05:03 pm, antqradio at juno.com wrote:

> ... So, what are the SM-1000 capabilities?
> What is the published frequency (XLO) stability?  Must be OK since it has
> a crystal oven!
> Is it OK to operate without the internal battery?  Mine was DOA so I
> removed it.
>  Inquiring minds want to know!
> Jim    Hot Springs, AR

The Helper Instruments catalog lists the SM-1000 frequency accuracy
as +/- .00005% (.5 ppm) from +10C to +40C

Don't know about the internal battery.
-- 
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Bob Parnass, AJ9S             GNU/Linux User           http://parnass.com