Why not do an entire article for repeater-builder? Something like "A first-timer's experience at tuning a duplexer" ???
Just write it in Word, put your photos or diagrams in where you want them, then zip up the word file and all the raw full-sized images and email it to us.... Mike WA6ILQ At 08:14 AM 04/06/07, you wrote: >Thank-you; it has been an interesting learning exercise for me. > >For the detector, I actually used a little gadget box circuit that my >Dad had made up years ago. When I first found it (unlabeled) in his >electronics stuff, I didn't know quite what it was. Like so many >other little boxes he had, he used to toss a handfull of components >into a small box and use it when he was testing something out. When I >was young, they always seemed like magic and mystery. It was only >after several years at college that I could even start to figure out >the mysterious little circuits inside. > >The particular setup I used was much like N5ESE's QRP Dummy Load with >it's built-in RF Detector (http://www.io.com/~n5fc/dummy3.htm); but in >my case, I used a standard "T" connector to combine my Dad's detector >and a separate 50 ohm dummy load (also in a gadget box). I stumbled >on N5ESE's version when I was trying to convince myself of what my >Dad's actually did; especially since Dad's was wired a bit different >from the others that I had seen. > >At Gary Schafer's (K4FMX) recommendation, I also put a 6db pad between >the sweep/marker generator and the cavity's input. > >If you like, I can sketch out the whole test setup; just let me know >with an off-group message ([EMAIL PROTECTED]). > >Enjoy. > ><<< vern >>> > > > > > > > > > >Yahoo! Groups Links > > >
