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So the SWR is high at the antenna?
Are you out in a " clear area " away from buildings, trees, trucks and cars ?
How is the antenna mounted center of roof, trunk lid ?
Running power you may be having some reflect ?
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I have the original High-Drive version:
Try a long jumper between the radio and the amp.
Note: the four finals are rated at 75 watts each so 300 watts or so is normal unless your going to over-drive or over volt the amp.
My High-Drive version does 300 watts with about 100 watts drive.
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Correct....from the factory the jumper is on CN103 normal
move the jumper to CN102 DX
The board is clearly marked with all information.
I have a K version 590S with a October 2012 serial.
I bought mine October, 2010.
Works great and never any problems.
I run mine on a base using an Astron 70.
Most radio checks tell me it adds 2 S-units to my signal.
This mod worked perfect.
NOTE: The way I removed the resistor was by taking a small pair of diagonal cutters.
Position the cutter across the center of the resistor.
NOT to deep....DON'T touch the board !
Just lightly squeeze the cutters.
The resistor will break like glass !
I...
Bump for this old thread:thumbup:
I use an old HP computer with dual LCD monitors....for Ham Radio Deluxe and Kenwood's radio control program.( these programs don't need any real horsepower to run )
I " had " a buzz is some areas on some bands.
On some feq's the buzz was 3 to 4 s-units...
I bought my TS-2000 in January of this year....when HRO had there Christmas discount and Kenwood also had their discount.
This put the deal at $1399.99 free shipping and no sales tax.
The only mod done is the MARS/CAP mod.
I use it with a 7-band Buckmaster OCF-Dipole and an Imax-2000.
I've...
Early 1975....It was a Lafayette Electronics 23 channel AM CB....I think a 525 mobile....Maybe a F series ?
Then around 1980 I got my first 40 channel SSB radio....A Sears RoadTalker.
Then added a Texas Star 250 a couple months later.
Nowdays I'm a SSB Free-bander:thumbup:
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Good post here
New Palomar HD250FET and HD450FET
from what I've read on the net..they ( FET250HD and the FET450HD )
put out about 4 1/2--5 watts for every watt put in.
Spec's on the amp here ( this is also where I bought mine )...
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