Wednesday, December 23, 2009

20m QRP RX 10,7 IF

Friday, November 27, 2009

Friday, November 20, 2009

Wednesday, November 11, 2009

Monday, November 9, 2009

Friday, November 6, 2009

10,5 GHz glass antenna

Reflector was made from pot cover wrapped with aluminum foil.


Thursday, November 5, 2009

Tuesday, October 20, 2009

Thursday, October 15, 2009

Laser milliwattmeter

This will help me to evaluate power of unknown lasers.

Tuesday, October 13, 2009

Friday, October 9, 2009

Another 432 MHz cavity resonator




432 MHz cavity resonator by SM0VPO

I have done a cavity resonator according to Harry SM0VPO data. Tube diameter little biger, box is not oblong, everything works fine.