-----Original message-----
From: km1h@juno.com <km1h@juno.com>
To: amps@contesting.com <amps@contesting.com>
To: <amps@contesting.com>
Date: den 31 oktober 1998 20:00
Subject: [AMPS] Re: SV: G2DAF
>
>Not if you use a YC-156 style triode Lars.
>Actually I would probably prefer a tube that requires an IPA. Then I
>could operate with enough power to be heard most of the time and then
>kick in the big amp when necessary. A 10dB step increase will not raise
>as much comment as 20dB +.
>
>I run a 1200W tetrode amp on 6M and drive with 12-15W. It is a a real
>pain at times to work locals, etc with the low power and yet the 1200W is
>overkill.
>
>
>>
>
>The following is to the group:
>Instead of a lot of unsubstantiated blustering from both sides of the DAF
>issue how about some real data from a spectrum analyzer? Not only the
>basic 2 tone test but a full analysis under voice condx.
>I have a spectrum analyzer as do many others....bring a DAF amp to me and
>I'll run some honest unbiased tests.
>
>73 Carl KM1H
>>
-Ok.
-This is a plot from HP Spectrumanalyser taken about a year ago, and using
speech - not
-two tone. Lower curve is for exciter alone....
-Sorry for the bandwith, but guess a picture says more than a thousand words....
-73 de Lars/SM3BDZ
Well, this did not seem to work - fileattachment. After another thought, it
might be just as good, especially
here on the reflector.
So, anyone of you guys who find interest in seeing these plots, drop me a mail
and I will mail you directly!
73 de Lars/SM3BDZ
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