5.280 MHz Quartz Crystal Resonator HC49/U Amateur Radio 60m Band WSPR KSH Branded WSPR 60m------------------5.287200---------------5.288700 (+- 100Hz) Also available in the 'Band Pack' Catagory
10.240 MHz Quartz Crystal Resonator HC49U
5V CMOS COMPATIBLE 1 MHz Quartz Crystal Xtal Oscillator Module 14-pin DIP UK
14.07000 MHz Quartz Crystal HC49/U Amateur Radio 20m FT8 Frequency Homebrew Rx
7.000 MHz Quartz Crystal Resonator HC49U Low Profile
5V CMOS COMPATIBLE 25 MHz Quartz Crystal Xtal Oscillator Module 14-pin DIP
7.030000 MHz Quartz Crystal HC49/U Case Amateur Radio / Electronics / QRP 40M CW
