Components, Frequency Control Crystal, 32.768 kHz Load capacitance: 6 pFSeries resistance: ~35 k Farnell: ? Mouser: 815-AB26T-32.768K-6 RS: ? Small Computers Direct Crystal, 7.3728 MHz Load capacitance: 22 pF Farnell: ? Mouser: 449-LFXTAL005243BULK RS: 146-3945 Crystal, 18.432 MHz Load capacitance: 18 pF Farnell: 1611777 Mouser: 815-ABL-18.432-B2 RS: 693-6983 Oscillator, 1.8432 MHz Farnell: 2508733 Mouser: 774-MXO45HS-3C-1.8 RS: 796-0558 Small Computers Direct Oscillator, 7.3728 MHz Farnell: 2508742 Mouser: 774-MXO45HS-3C-7.3 RS: 796-0574 Small Computers Direct Oscillator, 18.432 MHz Farnell: 2508753 Mouser: 774-MXO45HS-3C-18.4 RS: ? Small Computers Direct