HC49/SMD-BF1850-19.6608M-TR HC49/SMD-BF20-30-14.7456M-TR HC49/SMD-F15-30-12.288M-TR HC-49/SMD-T-14.31818MHZ HC-49/SMD-T-4.000MHZ HC-49/SMD-T-48.000MHZ HC-49/SS HC-49/SS SMD HC-49/SS SMD 25.000MHZ HC-49/SS SMD 30.000MHZ