One more crucial detail is power supply voltage. Slightly low voltage
can restrict the available power.
73, Jerry, K0CQ
On 4/5/2011 9:54 AM, Henry, John wrote:
> Thought I would voice in a few comments on TenTec rigs, transmit
> power, testing of such, and of course, TenTec service.
>
> TenTec tests the transmit output power on every rig at different test
> stations.
> One station is where we calibrate each rig to generate 100 watts on
> all bands. This test station is calibrated periodically with a
> calibrated Bird. This calibrated slug, meter, and cable are used to
> ensure that several of the test stations in engineering, service, and
> the factory all are measuring properly.
> The next station is the burn in rack where each rig is put into
> various transmit power level tests for various periods of time.
> The last station is the final air check where each rig has several
> items air checked including power output.
>
> There are several pieces of information that should be known.
> Almost every TenTec rig has a way that it's transmit output power can
> be adjusted. Some rigs have a way to adjust each band. If the
> adjustment is small, then there is usually no problem in doing so. If
> the adjustment is not small, then this may point to another issue in
> the rig.
> Do a master reset, as stated in the manual. If the power is still off,
> then please contact the service department.
> When performing "transmit power measurements", be sure to perform the
> measurement using a good set of cables, a calibrated wattmeter, and a
> known good 50 ohm dummy load.
>
> If someone has a specific TenTec rig that is not functioning as per
> the rig's published specs, then please contact TenTec service and
> discuss this issue with them. They are more than willing to help
> analyze the low transmit power situation with you. Sometimes it is
> something that they can help you adjust over the phone, either in the
> station or on the rig itself, and sometimes it is a component that
> needs replacement or adjustment at the factory. Either way, TenTec
> stands behind their products, and are here to help you enjoy your
> hobby.
>
> Thanks,
> John Henry
> TenTec Engineering
> _______________________________________________
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> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
>
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