10.140 MHz Quartz Crystal HC49U CASING

30m amateur band WSPR Tx Crystal  

HC-49/U INDUSTRY STANDARD HERMETICALLY SEALED CASE NEW UNUSED STOCKKSH BRANDING 

10.140 MHz 30m Amateur Band WSPR Tx Frequency Crystal

This quartz crystal oscillator is ideal for homebrew direct conversion WSPR Tx - see my QRZ.Com (M7LWR/2E0HQU) page for more info or email me and I will be happy to share the circuit that I am currently using.

Images show results of my home made WSPR Transmitter balanced ladder line fed into wire dipole running below 200mW