30m SWL Report Date: 29 Nov 2011 Time: 14:30 GMT QRG: 10134 KHz QTH: Czech Republic / Europe. Basic Power: 500 mw QRK: RST in NW of Germany is 579 200 mw QRK: RST 559 100 mw QRK: RST 539 Power is changing in three steps (500, 200 and 100 mW). Beacon working with two…
This is a simple add-on adapter for any Family Radio Service (FRS), amateur, or two-way radio transceiver with a microphone/Push-to-Talk (PTT) and external earphone/speaker interface. It will turn the transceiver into a co-channel jammer. That is, a jammer which can only jam a single frequency upon the detection of any “activity” on that particular frequency. This type of…
Cable holder
by KL7JR If you do lots of experimenting with whip type antennas, here is an idea for a unique, simple and inexpensive method for mounting them! The Simpson Strong Tie “T” (aka hurricane connector) runs less than $5 at Home Depot or Lowes and already comes with two 1/2″ holes predrilled. Just bend (or use…
Static Bleeder for Any Antenna by Phil Salas – AD5X Many antennas don’t have a means of bleeding off static build-up. This includes the popular Hustler BTV-series of verticals, dipoles without transformer-type baluns, and many other antennas. While this is typically not much of a problem, I am always concerned about possibly damaging my antenna…