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So is there something simple I can do to get more than 1100 watts from =
my L-4B?
73, J. Setcer KC5BRY
----- Original Message -----=20
From: Barry Kirkwood=20
To: Jason Cooper=20
Cc: amps@contesting.com=20
Sent: Wednesday, January 31, 2001 8:59 PM
Subject: Re: [AMPS] Additional Tube Brand Question
I used an L-4B happily for years with the original parasitic =
suppressors.
I added a reduction drive to the plate tune capacitor. I also built a =
bigger and better power supply.
The L-4B was an excellent performer and I only quit it for a model =
that had 160m capability.
73
end
Barry Kirkwood PhD ZL1DD
Signal Hill Homestay
66 Cory Road
Palm Beach
Waiheke Island 1240
NEW ZEALAND
www.waiheke.co.nz/signal.htm
----- Original Message -----=20
From: Jason Cooper=20
To: amps@contesting.com=20
Sent: Thursday, 01 February, 2001 8:59 AM
Subject: [AMPS] Additional Tube Brand Question
Hi All,
I am about to re-tube my L-4B and have the same question concerning =
the 3-500Z. In addition, what mods are available for the L-4? I have =
read Measure's articles on amps and agree with the soft start and the =
glitch resistor. I plan to incorporate these when I change tubes and am =
also interested in other mods available for the L-4.
Thanks in advance,
Jason KN7AZ
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<DIV><FONT face=3DArial size=3D2>So is there something simple I can do =
to get more=20
than 1100 watts from my L-4B?</FONT></DIV>
<DIV> </DIV>
<DIV><FONT face=3DArial size=3D2>73, J. Setcer KC5BRY</FONT></DIV>
<BLOCKQUOTE dir=3Dltr=20
style=3D"BORDER-LEFT: #000000 2px solid; MARGIN-LEFT: 5px; MARGIN-RIGHT: =
0px; PADDING-LEFT: 5px; PADDING-RIGHT: 0px">
<DIV style=3D"FONT: 10pt arial">----- Original Message ----- </DIV>
<DIV=20
style=3D"BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: =
black"><B>From:</B>=20
<A href=3D"mailto:bjk@ihug.co.nz"; title=3Dbjk@ihug.co.nz>Barry =
Kirkwood</A> </DIV>
<DIV style=3D"FONT: 10pt arial"><B>To:</B> <A =
href=3D"mailto:jbcooper@uswest.net"=20
title=3Djbcooper@uswest.net>Jason Cooper</A> </DIV>
<DIV style=3D"FONT: 10pt arial"><B>Cc:</B> <A =
href=3D"mailto:amps@contesting.com"=20
title=3Damps@contesting.com>amps@contesting.com</A> </DIV>
<DIV style=3D"FONT: 10pt arial"><B>Sent:</B> Wednesday, January 31, =
2001 8:59=20
PM</DIV>
<DIV style=3D"FONT: 10pt arial"><B>Subject:</B> Re: [AMPS] Additional =
Tube Brand=20
Question</DIV>
<DIV><BR></DIV>
<DIV><FONT size=3D2>I used an L-4B happily for years with the original =
parasitic=20
suppressors.</FONT></DIV>
<DIV><FONT size=3D2>I added a reduction drive to the plate tune =
capacitor. I=20
also built a bigger and better power supply.</FONT></DIV>
<DIV><FONT size=3D2>The L-4B was an excellent performer and I only =
quit it for a=20
model that had 160m capability.</FONT></DIV>
<DIV><FONT size=3D2>73</FONT></DIV>
<DIV>end<BR>Barry Kirkwood PhD ZL1DD<BR>Signal Hill Homestay<BR>66 =
Cory=20
Road<BR>Palm Beach<BR>Waiheke Island 1240<BR>NEW ZEALAND<BR><A=20
=
href=3D"http://www.waiheke.co.nz/signal.htm";>www.waiheke.co.nz/signal.htm=
</A></DIV>
<BLOCKQUOTE dir=3Dltr=20
style=3D"BORDER-LEFT: #000000 2px solid; MARGIN-LEFT: 5px; =
MARGIN-RIGHT: 0px; PADDING-LEFT: 5px; PADDING-RIGHT: 0px">
<DIV style=3D"FONT: 10pt arial">----- Original Message ----- </DIV>
<DIV=20
style=3D"BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: =
black"><B>From:</B>=20
<A href=3D"mailto:jbcooper@uswest.net"; =
title=3Djbcooper@uswest.net>Jason=20
Cooper</A> </DIV>
<DIV style=3D"FONT: 10pt arial"><B>To:</B> <A=20
href=3D"mailto:amps@contesting.com"=20
title=3Damps@contesting.com>amps@contesting.com</A> </DIV>
<DIV style=3D"FONT: 10pt arial"><B>Sent:</B> Thursday, 01 February, =
2001 8:59=20
AM</DIV>
<DIV style=3D"FONT: 10pt arial"><B>Subject:</B> [AMPS] Additional =
Tube Brand=20
Question</DIV>
<DIV><BR></DIV>
<DIV><FONT face=3DArial size=3D2>
<DIV>Hi All,</DIV>
<DIV>I am about to re-tube my L-4B and have the same=20
question concerning the 3-500Z. In addition, =
what mods=20
are available for the L-4? I have read Measure's =
articles=20
on amps and agree with the soft start and the glitch resistor. =
I plan=20
to incorporate these when I change tubes and am also =
interested in=20
other mods available for the L-4.</DIV>
<DIV>Thanks in advance,</DIV>
<DIV>Jason =
KN7AZ</DIV></FONT></DIV></BLOCKQUOTE></BLOCKQUOTE></BODY></HTML>
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