Question not too far back about specs for cell phone jammers . . .
Here is a data sheet for one series of high-power "tactical" jammers.
TX Frequency Range: 20 MHz to 4.2 GHz
Power output at the RF port up to 800 watts
http://www.antennasystems.com/cellul...onejammer.html
Here is a data sheet for a smaller series of jammers.
TX Frequency Range: cellular bands
Power output at RF port up to 36 watts
http://www.antennasystems.com/cellphonejammer.html