[SixClub] Convert this to Six!

Richard J. Fiero II W5TFW joeyw5tfw at gmail.com
Mon May 17 07:05:33 EDT 2010


NEED 2 of these,....... then ROGER & I can give each other radio checks 
every morning !


                                                                             
                           Joey   :-)



                                                      A.R.S. W5TFW
                                                      Richard J. Fiero II

                                                      www.6mt.com
                                                      www.w5tfw.com

 LIFE'S   TOUGH !

 It's even tougher, if you are STUPID !

                                          John Wayne
----- Original Message ----- 
From: "Roger (K8RI)" <50MHz at rogerhalstead.com>
To: <sixclub at mailman.qth.net>
Sent: Sunday, May 16, 2010 11:03 PM
Subject: Re: [SixClub] Convert this to Six!


>
>
> On 5/16/2010 11:02 PM, kd4e wrote:
>> Here you go Joey,
>>
>> Convert this to Six!
>>
>> <http://swap.qth.com/view_ad.php?counter=826318>
>>
>
> Lotta money for a converted plasma generator even if it does look nice.
> Get a 4CX3000 or a pair of 8877's to put some muscle in there. <:-))
> Actually a YC156 Triode, tested pull, for half the price of an imported
> 8877 (in the $300-$400 range) will give the legal limit out on six with
> 40 watts or less drive and 3KV on the plate. Doesn't require a socket
> either. 15V @ 15A for the filament at only 225 watts, but a 6 minute
> warm up.  At the legal limit you'd be able to cool it with a good muffin
> fan.  Tis a bit heavy at a tad over 9# and 9" tall makes it a bit tight
> in a desk top model.  BUT run it at that legal limit and 3KV it'd
> probably still be working for your great, great, grandkids. To top it
> off you could use one of the old Henry floor model cabinets for
> camouflage with either tube and end up with most of the parts.
>
> And you don't have a long warm up time on the Tetrode at almost instant
> on...course it does take 375 watts to light the fire...and you'll have
> to change all the coax and fittings.  Before you reach 10 KW the ends
> start melting off the driven elements and directors. Of course you could
> then go to folded dipole elements. <:-)), 7/8" Heliax and 7-16 DIN
> connectors. Might have to pass on the ICE and other lightning prevention
> though. The Tetrode also takes a king size version of the 4CX1500B
> socket which is a tad pricey though.
>
> I wonder if the neighbors are still using channel 2 for the output on
> their TV set accessories?<:-))  Satellite receivers let you use way up
> into the 70's for channel output.
>
> Then again, Emtron makes a beautiful 6-meter amp (DX-2SPV) that matches
> their HF (DX-2SP) model. (Both should have been on display at Dayton).
> Either just loafs along at the legal limit and will run 100% duty cycle
> on digital.   It only takes money and I'm sure Rudi would be glad to
> build another one... Now I wonder who'd give me a low interest loan to
> purchase one? Problem is, on a pension and SS  I'd still have to figure
> out how to pay it back.
>
> Actually he sells a DX-5 that uses a 4CX-5000R and separate 3 phase
> power supply...not all countries are limited to 1500 watts out. <:-))
>
> Well, time to quit dreaming and come back to reality.
>
> 73
>
> Roger (K8RI)
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