Crystal Filter
[ ] C-56, 82 pf (marked 82)
[ ] C-55, 100 pf (marked 101)
[ ] C-54, 82 pf (marked 82)
[ ] X-1, 11.0 MHz [ ] Add ground wire soldered to crystal case
[ ] X-2, 11.0 MHz [ ] Add ground wire soldered to crystal case
[ ] X-3, 11.0 MHz [ ] Add ground wire soldered to crystal case
[ ] X-4, 11.0 MHz [ ] Add ground wire soldered to crystal case
[ ] Solder
[ ] Clip Excess Lead Length
[ ] Inspect Solder Connections
TEST: Insert an 11.0 MHz signal at pin-1 of X-11 and listen for a beat-note from the receive audio
amplifier. You may have to tune around a bit to get the signal within the filter passband.
Illustration 8: Crystal Filter Section (N7VE Photo)
