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[AMPS] Good Meter vs CRT was Hot wire....

To: <amps@contesting.com>
Subject: [AMPS] Good Meter vs CRT was Hot wire....
From: measures@vc.net (Rich Measures)
Date: Wed, 28 Jul 1999 11:41:17 -0700


>Rich...
>
>Are you singing a symphony with KRR-AK? I can't tell whether he's a) one of 
>those bright but strangely weird contemporary comedians or b) too much 
>involved with his self-assigned call.
>
?  Thanks for the heads-up on the callsign.  My guess is that he could be 
around as long as an average meteor shower.  
>
-  cheers, Dick
>
>
>
>
>
>----Original Message-----
>From:  Rich Measures [SMTP:measures@vc.net]
>Sent:  Wednesday, July 28, 1999 8:12 AM
>To:    Jerry Devine; amps@contesting.com
>Subject:       Re: [AMPS] Good Meter vs CRT was Hot wire....
>
>
>......
>>I say this is still flawed! Not a good enough answer. Everything has
>>to be accounted for Tom. This isn't as easy as the IRS's EZ-FORM.
>>
>?  Yeah, Tom's "explanation" came up short on science.  However, you
>gotta know when to fold.  Arguing with Tom is sorta like arguing with a
>'gator.
>
>>>Outgoing power readings include both forward and reflected power
>>>that was "bounced" off the PA output port.
>>
>>And I thought it checked into the tankard to hang out and have a few...
>>But I beleive it bounced off of there for now.  Somehow this has
>>a familar ring to it...
>>
>?  Indeed.
>
>>>That's why directional coupler wattmeters read higher when the load has
>>a
>>>high SWR and the transmitter is matched to the new feedline impedance.
>>>Reverse power reads only the reflected power, so you can simply subtract
>>
>>>the reflected power out from the forward reading and you have true
>>>forward power.
>>
>>Within 8% with a Bird 4314B. All measurements. So you could have up to
>>16%
>>total error in a >1:3.0:1v.s.w.r., with two different peak reading
>>values.  And thats before we even consider all the variables you missed
>>that error you.
>>
>>It's got be real love Tom or no Love at all! The F.C.C. isn't interested
>>in your approximations. And personally neither am I. 1500 watts P.E.P.
>>no 1515w P.E.P. (1%) at the antenna feed point.  The most we could run
>>with your methods under worse case is 1260w P.E.P. to be safe.
>>And under the best conditions we could run at 1620w P.E.P. pushing
>>limits and safely only 1380w P.E.P.
>>
>>I side with Rich and my amp manufacture aswell as my better judgement.
>>And I don't really care if you want to attach a 50ohm load instead
>>of the antenna it makes no difference. Your still way off.
>>
>?  The FCC inspected a station in Daly City, CA.  The measured power on a
>Bird was 1700w PEP.  The FCC did not write him up.   ,  ,  ,   Can you
>imagine the highway patrol giving a ticket for 17mph when the speed limit
>is 15mph?
>.
>-  cheers, Jerry.
>
>
>Rich...
>
>R. L. Measures, 805-386-3734, AG6K, www.vcnet.com/measures
>
>
>--
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>
>
>



Rich...

R. L. Measures, 805-386-3734, AG6K, www.vcnet.com/measures  


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