[digitalradio] Re: Half Square Antenna

2010-08-23 Thread kf4hou
Hey Tom Which is the better way of feeding the Half Square what is the plus and minus of both? Voltage vs. Current Fed I used a half square on 17 meters in Colorado in 1995 at the bottom of the sunspot cycle. I voltage fed it with a parallel LC network and one 1/4 wave radial. The flat

[digitalradio] PSK distortion effects theory

2009-01-03 Thread kf4hou
This is only a theory , but i like to have some input on this. I have noticed on using bpsk31 some stations can be very wide at times. I can give them a report they are wide and they also tell me I am wide. but the next day they look clean to me and they have not touched anything Why is that I

[digitalradio] Re: PSK distortion effects theory

2009-01-03 Thread kf4hou
.. --- In digitalradio@yahoogroups.com, kf4hou kf4hou@ wrote: This is only a theory , but i like to have some input on this. I have noticed on using bpsk31 some stations can be very wide at times. I can give them a report they are wide and they also tell me I am wide. but the next

[digitalradio] Re: Specification of Frequency for Net Announcement

2008-12-30 Thread kf4hou
it real easy just giving the beat freq( like on CW sending out a tone on ur rig to match the other guys signal making the signal warble in sound) within a passband. It is so aggravating to see someone spot a DX station as 14.070 , but where at in the passband? because he is not on 14.070!