I just finished putting my W2 SWR LED meter together this morning and everything works hunky-dory. Everything except for one little mystery.
When I have the Range switched for AUTO mode, the LED display of power and SWR seems to be correct. However, when I stop transmitting (CW) all LED lights for the SWR display are lit up. They stay lit up until I TX again and then they behave normally only to stay lit up again after I stopped TX. All this is in CW mode. If I have the Range switch for a given power setting, such as 200 watts or 2000 watts (my TX power currently 100 watts) then the W2 seems to operate just fine. The average and peak hold display functions seem to work as documented and the SWR LED lights stay off when no TX signal present. Am I seeing normal behavior or abnormal behavior? I have one sensor (the 2000 watt version) and currently there is no PC hookup so only power and sensor cable plugged into the back. Thanks for any help, clarification, comments... 73, phil, K7PEH ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[hidden email] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html |
On Mon, 30 Aug 2010 15:29:57 -0700, Phil Hystad <[hidden email]>
wrote: I have experienced some anomalies like this with my two W2's. Try moving the sensor cable around when you are not TXing. I have found that the cables supplied will (if close other cables in the shack) cause this behavior. Gary at Elecraft Tech help suggested that I substitute a CAT5 cable for the supplied one and that solved the problem in my shack. Perhaps the Aptos guys will start shipping CAT 5 cables with the W2's in the future... Tom Childers N5GE Antenna 4507 Branchview Drive Arlington, TX 76017 [hidden email] http://www.n5ge.com >I just finished putting my W2 SWR LED meter together this morning and everything works hunky-dory. Everything except for one little mystery. > >When I have the Range switched for AUTO mode, the LED display of power and SWR seems to be correct. However, when I stop transmitting (CW) all LED lights for the SWR display are lit up. They stay lit up until I TX again and then they behave normally only to stay lit up again after I stopped TX. All this is in CW mode. > >If I have the Range switch for a given power setting, such as 200 watts or 2000 watts (my TX power currently 100 watts) then the W2 seems to operate just fine. The average and peak hold display functions seem to work as documented and the SWR LED lights stay off when no TX signal present. > >Am I seeing normal behavior or abnormal behavior? I have one sensor (the 2000 watt version) and currently there is no PC hookup so only power and sensor cable plugged into the back. > >Thanks for any help, clarification, comments... > >73, phil, K7PEH ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[hidden email] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
Amateur Radio Operator N5GE
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