View Single Post
Old 26th Mar 2018, 11:32 am   #9
barrymagrec
Octode
 
Join Date: Dec 2017
Location: Morden, Surrey, UK.
Posts: 1,557
Default Re: HP 5245L counter crystal oscillator

Quote:
Originally Posted by Radio Wrangler View Post
If you bought an ordinary grade counter, analyser etc with a TCXO it would get onto frequency fairly quickly. If you paid more for the OCXO option, the frequency accuracy would be far worse until the oven got to temperature, and then the precision of the ocxo would be about 2 orders of magnitude better than the TCXO.
The 5245L oven operates all the time the unit is plugged in so the frequency is close to spot on the moment the counter is switched on.
barrymagrec is online now