Total posts : 45366
is 6X the operating frequency, so for 580Khz I ordered a 3.480mhz rock. It is “Commercial Standard” tolerance, -25ppm @ 26C, +/-30ppm from -10+60C, HC-6/U or HC-48 Style 10Khz spacing. LPB manual says 32pf shunt fundamental but the ICM crystal is series shunt catalog #705047 cost about $30 + shipping.
Surplus Sales has a bunch of crystals at a low price, check there before ICM.
International Crystal MFG
10 N Lee Ave
Oklahoma City, OK 73102
Attn: Sara Gore
I know Part-15 can be frustrating, I did it years ago. Thanks for the words of encouragement, I’m not done yet. 🙂
AM-580 The Bull!