They do exist, but apparently are pretty rare. No schematic, but it sounds
like it's pretty straightforward:
TT Wiki: KW Dry Dummy Load Model 240KW
Description
*
Forced Air Cooled
*
Handles 1500 watts "key down" for up to 2 minutes
*
160 thru 10 meters @ 1.2:1 SWR
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2 meters @ 1.5:1 SWR
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Load provided by two, 100 ohm 750 watt, ceramic resistors connected in
parallel. Specially designed resistors are chemically inert and temperature
stable
*
Signal sample output
*
Over-temperature alarm
*
Requires 12 VDC
Specifications
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Impedance: 50 ohms
*
Typical VSWR: 1.5 - 30 MHz = 1.2:1, 30 to 150 MHz = 1.5:1
*
Power Ratings:
1500 watts 2:00 minutes
1000 watts 2:45 minutes
750 watts 4:30 minutes
500 watts 7:30 minutes
300 watts continuous
*
RF Input Connector: SO-239, UHF type
*
Fan and Alarm Power: 10 - 14 VDC
*
Size: HWD 4.5" x 6" x 13" (11.5 x 15.25 x 33 cm)
*
Weight: 6 lbs 6 oz (3 kg)
http://www.tentecwiki.org/doku.php?id=240kw
On Tue December 20 2016 6:46:00 pm Steve Ellington wrote:
> A TenTec 240 is a 160 meter converter.
> I'm not aware of a TenTec dummy load with a built in fan.
> Are you sure of the brand?
>
> On Tue, Dec 20, 2016 at 7:07 PM, George <wb5xx@suddenlink.net> wrote:
> > Not looking for the Dummy Load.I have one that needs some repairs so that
> > is my reason for asking for help.
> >
> > Thanks
> >
> > George wb5xx
> > _______________________________________________
> > TenTec mailing list
> > TenTec@contesting.com
> > http://lists.contesting.com/mailman/listinfo/tentec
>
> _______________________________________________
> TenTec mailing list
> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
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