[Elecraft] K3 post SS observations

Steve Ellington n4lq at carolina.rr.com
Mon Nov 22 16:28:42 EST 2010


Another idea for hearing your own signal is at websdr.org. Pick a receiver, 
transmit and listen. Usually there is a delay of a couple of seconds.

Steve N4LQ


----- Original Message ----- 
From: "Ron D'Eau Claire" <ron at cobi.biz>
To: <elecraft at mailman.qth.net>
Sent: Monday, November 22, 2010 4:11 PM
Subject: Re: [Elecraft] K3 post SS observations


> There is absolutely no substitute for hearing your own signal on the air.
> Not even the K3's built-in monitor.
>
> Commercial broadcast stations (at least when I was messing around in
> broadcast in the 50's and 60's) always had at least one monitor going that
> everyone could hear that was driven by a radio tuned to the actual on-air
> signal. It was not only reassured them about quality but was a 
> station-wide
> announcement if anything went down (at least in the little WKRP-sized
> stations I worked in).
>
> Smart Hams do the same, at least sporadically, for both 'phone and CW
> signals.
>
> You don't need a top tier receiver for use as a monitor. SSB capability is
> available cheap in many portable receivers. That also gives you a nifty
> portable for various things, such as chasing RFI or listening to the band
> away from the shack. Some even come with built-in recorders - solid state 
> or
> cassette tape.
>
> If you have the KDVR3 option you can transmit a recording while you tune 
> in
> your signal on the monitor. If not, it's still easy if you can hear a true
> "zero beat" like us OTs learned to do long ago. Just transmit into a dummy
> load and send a tone (or whistle or hum) while listening to the monitor.
> Tune the monitor for zero beat between the tone source (you, if whistling 
> or
> humming) and the audio from the monitor. Now you can record some
> transmission and listen critically on playback.
>
> Just don't forget to use the dummy load :-)
>
> Ron AC7AC
>
>
>
> -----Original Message-----
>
> Noticed two things with this contest. First, how many stations were
> occupying as much as 4 kHz of bandwidth. And, did you notice how man
> were using some form recorded exchanges/calls? And how many sounded
> absolutely terrible? I'm talking outright lousy distorted audio. Some
> I had to ask for a repeat item by item to get him to actually speak
> and not re-play the recording. I think they would be astounded and
> maybe embarrassed if they heard them selves on the air.
> I started using my KDVR3 but after hearing some of the others, I quit,
> not knowing how I really sounded. I know my mic sounds good. Will have
> to check this out soon with some on air recordings from friends.
>
> OK, who's got the Kool-Aid pitcher? Where are the nuts and pretzels?
>
> ...bc nr4c
>
>
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