[sci.electronics] Adjust frequency of 4 terminal, rectanglular oscillators.

youngqd@jacobs.CS.ORST.EDU (Dean Youngquist) (04/23/91)

>Nope, he's probably using a crystal oscillator as you said (or one with a
>ceramic resonator).  What he should be using is a voltage-controlled
>oscillator in a 4-pin can, like the ones that MuRata Erie make.  I do 
>heartily recommend them.
>--scott
>   (or you can always open up the can and put a varactor diode across the
>element, then adjust the bias of the varactor to slew it like a VCXO)

I was using the xtal oscillators. A VCO in a can or a xtal osc with an
input to a variactor diode would be good. Please flood my mailbox with
sources!
Dean Youngquist      youngqd@jacobs.cs.orst.edu