FOR SALE: CRYSTALS for DRAKE 4-LINE radios. HC6U crystals available on the following frequencies: 17.1 MHz - 4 (6 MHz) 17.6 MHz - 4 (6.5 MHz) 19.1 MHz - 1 (18 MHz) 19.6 MHz - 1 (18.5 MHz) 32.6 MHz - 1 (21.5 MHz) Available for $15.00 each (crystal frequency = lower edge of range PLUS 11.1 MHz)