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PJ-80 ARDF RECEIVER

pj-80
The PJ80 is an excellent entry level ARDF receiver, perfectly practical for the typical UK radio-O event, and even used successfully at International events.
For the more enterprising amateur it begs at being tweaked, or adapted with radio-orienteering aids.
price on application

Test Results measured by G3ORY, as published in RadCom February 2006
Tuning Range 3.470-3.603 MHz
Sensitivity uV for
12db SINAD
1.6uV
Gain control range 83dB
Selectivity 29.2 kHz
Blocking.Increase in signal required to make a 12dB SINAD signal unreadable at a spacing of 37.5kHz (UK norm.) 42-68dB
Sense F/B ratio ( at best height with sense whip fully extended) 8dB
Best height for sensing (over average ground) 1.6m
LO Audible Range on another DF receiver 1.5m

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