[Boatanchors] Knight TR-108 question

manualman at juno.com manualman at juno.com
Sun Feb 9 15:40:38 EST 2014


My Lafayette HA-410 and HA-460, which both run a 2E26 in the final, put
out about 7 to 8 watts into a dummy load. No audio distortion is present
when modulated.

Pete, wa2cwa
http://www.manualman.com

On Sun, 9 Feb 2014 12:47:06 -0500 Bry Carling <bcarling at cfl.rr.com>
writes:
> A 2E26 tube will do 8 - 12 watts out on CW but should not be run at 
> that level for AM or it will distort and produce a nasty signal. 
> Remember that it has to be capable of reproducing modulation peaks 
> that are four times the resting power level. So 3 or 4 watts is 
> about right. You have a great 6m AM radio there and you should have 
> no difficulty making contacts on it with other enthusiasts.
> 
> I love 6m AM and want to eventually get a net going again in the 
> Orlando area like we used to have on Sundays on 50.400 Mc.
> 
> 73 - Bry AF4K
> 
> Best regards - Bry Carling
> 
> 
> 
> > On Feb 9, 2014, at 11:16 AM, Glen Zook <gzook at yahoo.com> wrote:
> > 
> > I only get about 8-watts out of my TR-106 which is the 6-meter 
> version.
> > 
> > The Gonset Communicator I and Communicator II only got about 
> 4-watts out of the 2E26 in them.  There were a number of articles in 
> various amateur radio magazines about modifying those units for more 
> power output.  The 2-meter Communicator III was a little better, but 
> not that much.
> > 
> > The Communicator IV uses a 6360 in the final and my Communicator 
> IV makes just under 15-watts output.
> >  
> > Glen, K9STH
> > 
> > 
> > Website:  http://k9sth.com
> > 
> > 
> > 
> > On Sunday, February 9, 2014 9:48 AM, Wally Gibbons 
> <wally.gibbons at gmail.com> wrote:
> > 
> > Good morning,
> > I have a friend with two of these, and we've been trying to figure 
> out why
> > the rigs only put out about 3 watts. The output power isn't stated 
> in the
> > manual.
> > 
> > Anyone have one of these? Are you getting 3 watts out, or more?
> > 
> > Seems like a 2E26 should do more like about 10 watts or so.
> > 
> > Thanks for any input you can offer.
> > 
> > 
> > Wally Gibbons, AF7FH



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