Crystal for 649S PCM RX??

[wren1702]

I see 3 different crystal styles listed, black, red and grey. Which one am I supposed to use???

Thanks, Alan

[wren1702]

NM, I called JR, use a Grey crystal in the 649S. :D

[herom19]

I have the same receiver, I have to buy a single or dual conversion crystal to use in the PCM 649S. THANKS.

[wren1702]

It's the grey crystal, single conversion I think.