[time-nuts] Synthesized Signal Generator query

[jimlux]

On 3/6/19 7:44 AM, Don at True-Cal wrote:
> Hello all,
> 
> I have my sights on an HP 8664A with Opt. 004 Low Phase Noise and want to
> keep the purchase around $1000. This signal generator meets all my
> requirements except being able to play table tennis on the top due to its
> size. Can anyone give me advise on any similar low phase noise source that
> is not so big and heavy. I like the looks and size of the E44xx series but
> do they come even close to the signal purity of the 8664A. Non HP, Agilent
> like Anritsu is also a consideration but that really opens up a host of
> unknowns. Any words of advice greatly appreciated. Regards, Don
> 

what frequency range do you need?  the venerable 8664A is 100k to 3G.
Just so folks know what phase noise you're shooting for:
at 1 GHz, -110dBc @ 1kHz out, -135 @ 10kHz out, -150 @ 100k, -160 @ 1 M