Google is always your best friend
Carl
KM1H
----- Original Message -----
From: "Gary Schafer" <garyschafer@comcast.net>
To: "'Carl'" <km1h@jeremy.mv.com>; <sanorm@columbus.rr.com>;
<amps@contesting.com>; "'Jeff Allen'" <jeff@kb9ysj.com>
Sent: Thursday, March 19, 2009 12:46 PM
Subject: RE: [Amps] 4100VD 3CPX1500A7
> Can you point us to an 80 - 10 YC-156 amp that does this? I haven't
> seen one
> anywhere with a tube with that much capacitance. I have seen a YC-156
> on 6
> meters but it used no plate tune capacitor at all.
> Not being argumentative but interested.
>
> 73
> Gary K4FMX
>
>> -----Original Message-----
>> From: amps-bounces@contesting.com
>> [mailto:amps-bounces@contesting.com] On
>> Behalf Of Carl
>> Sent: Thursday, March 19, 2009 12:29 PM
>> To: sanorm@columbus.rr.com; amps@contesting.com; Jeff Allen
>> Subject: Re: [Amps] 4100VD 3CPX1500A7
>>
>> Thats extremely easy to overcome with half the 10M coil before the
>> Tune
>> cap. Big commercial amps have been doing that for decades and so are
>> YC-156 builders; it reduces the Tune C by 1/4th and easy for a
>> vacuum
>> variable Some have even put the tube on 6M!
>>
>> Carl
>> KM1H
>>
>>
>> ----- Original Message -----
>> From: <sanorm@columbus.rr.com>
>> To: "Carl" <km1h@jeremy.mv.com>; <amps@contesting.com>; "Jeff Allen"
>> <jeff@kb9ysj.com>
>> Sent: Thursday, March 19, 2009 12:13 PM
>> Subject: Re: [Amps] 4100VD 3CPX1500A7
>>
>>
>> >
>> > Amp Guys,
>> > Just a comment on the YC-156 at 10M. The tank design is a little
>> > tricky for multi band operation
>> > (160-10) because of the 36PF PC. In the CT environment it was
>> > operated
>> > at a much higher F, however, it was a single dedicated Freq.
>> >
>> > de Norm N8NH
>> >
>> > ---- Carl <km1h@jeremy.mv.com> wrote:
>> >> 3CPX1500A7, a pulse rated 8877.
>> >>
>> >> Or go with the big boys and a YC-156. At 100W drive it will easily
>> >> run
>> >> legal with a bit of overhead AND last forever.
>> >>
>> >> Both tubes are readily available as medical amp pulls.
>> >>
>> >> Carl
>> >> KM1H
>> >>
>> >>
>> >>
>> >> ----- Original Message -----
>> >> From: "Jeff Allen" <jeff@kb9ysj.com>
>> >> To: <amps@contesting.com>
>> >> Sent: Sunday, March 15, 2009 4:18 PM
>> >> Subject: [Amps] 4100VDC@ 2 Amps
>> >>
>> >>
>> >> > What single Tube, GG can I use to get the best results from
>> >> > 160-10M?
>> >> > The
>> >> > amp is already built using 2 GS35B Tubes. But I think the 2
>> >> > tubes
>> >> > are
>> >> > to
>> >> > unstable?? 4100VDC PLATE@2AmpsCCS PeterD
>> >> >
>> >> > _______________________________________________
>> >> > Amps mailing list
>> >> > Amps@contesting.com
>> >> > http://lists.contesting.com/mailman/listinfo/amps
>> >>
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>> >
>>
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>
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