[AMRadio] AM IARU Region 2 Bandplan


David Knepper collinsradio at comcast.net
Tue Mar 9 05:43:45 EST 2010


Only if you tell the world.  "Hey, guys, I am running a KW-1 or a 20V-3 or a 
homebrew pair of 4-1000s."

It's a little like the guy who bragged that he had a Porsche or Corvette had 
never been driven over 60 mph. Sure!


David Knepper, W3ST/W3CRA
Publisher of the Collins Journal
Secretary of the Collins Radio Association
www.collinsra.com
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----- Original Message ----- 
From: "Brett Gazdzinski" <Brett.Gazdzinski at verizon.net>
To: "Discussion of AM Radio in the Amateur Service" 
<amradio at mailman.qth.net>
Sent: Monday, March 08, 2010 8:46 PM
Subject: Re: [AMRadio] AM IARU Region 2 Bandplan


> No, I bet you could run twice the legal power for years and no one would
> know...
> After all, how can you tell the difference between a good antenna or twice
> the power?
>
> Brett
>
>
>
> ----- Original Message ----- 
> From: "D. Chester" <k4kyv at charter.net>
> To: <amradio at mailman.qth.net>
> Sent: Monday, March 08, 2010 7:05 PM
> Subject: Re: [AMRadio] AM IARU Region 2 Bandplan
>
>
>>> I have enough of a time keeping the BEASTs reined in at 1500W PEP.  If I
>>> set the microphone resting current at the specified in the TM at 40ma,
>>> the darn thing WILL hit 2500W PEP.
>>>
>>
>> There is nothing in Part 97 that says we even have to have instruments
>> capable of measuring PEP.  They specifically deleted the provision
>> requiring
>> accurate power measuring instruments when they changed the power limit
>> rules, because in the Report and Order they admitted that many hams would
>> not be able to ACCURATELY measure output power.
>>
>> If you are worried about the power you are running, just keep the DC 
>> input
>> at 500 watts or less, or if you think you have good accurate rf power
>> output
>> measuring capability, run the carrier at 375 watts output. Check the
>> envelope pattern on a scope to make sure the negative peaks don't go over
>> 100% and that the positive peaks don't flat-top, and run the modulation 
>> as
>> high as you can while still avoiding those extremes. I can't see why some
>> people are so nit-picky. If your signal is clean, nobody is going to come
>> busting down your door because an occasional voice peak exceeded a 
>> certain
>> limit.
>>
>> Don k4kyv
>> _______________________________________________________________
>>
>> This message was typed using the DVORAK keyboard layout.
>>
>> http://www.mwbrooks.com/dvorak/
>> http://gigliwood.com/abcd/
>>
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