[TenTec] Omni C Questions ( Maybe OT )

[Dr. Gerald N. Johnson]

Don't rule out TenTec as a parts and crystal supplier.

73, Jerry, K0CQ

On 2/22/2011 8:39 AM, geoffrey mendelson wrote:
>
> On Feb 22, 2011, at 4:16 PM, Curt wrote:
>
>> Power switch won't stay "on". My Omni D/B is push for "on", which
>> matches
>> the manual's description for this Omni C, this one is pull for "on",
>> but
>> will drop to "off" unless something isn't wedged between the switch
>> knob and
>> panel. Did Ten Tec change the sense of the power switch with the
>> Omni C?
>
> If the previous owner used a non Ten-Tec supply, they would have never
> known about the switch. It may be broken, or needs to be cleaned.
>
>
>> Only one of the 10M positions ( 28.5) has a crystal. None of the WARC
>> positions has a crystal. My Omni D/B has all 10M positions filled,
>> and 30M
>> functions on receive.
>
> AFAIK, 28.5 only was the standard at the time. I really am only
> familar with the Trition Series, which did not have the WARC bands
> (which were not legal in the US when the Omni's were first out). The
> Triton I used to own and the one I have now both have all 10m
> crystals, but they were an option.
>
>
>
>> More troublesome is that the band switch seems "flaky",
>> with the display changing to 1.0000, requiring rocking the switch to
>> restore
>> normal frequency. Is this a known issue with these rigs?
>
> It's unfortunately an issue with all rigs of that age. There have been
> MANY discussions here and on other lists about using De-Oxit, and even
> videos on YouTube. The important point is to buy the liquid (not the
> spray) and using a drop on the end of a toothpick, place it on the
> contacts and rotate the switch several times.
>
> The spray works well on some things, but wafer switches may be damaged
> by it.
>>
>> I bought this rig because wanted 30M capability and spare potential.
>> Maybe
>> the rig has too many issues to meet those goals.
>
>
> It it's just the matter of a crystal, then you can find one on eBay or
> have it custom made. Custom crystals run between $20 and $45 depending
> upon who makes it and how quickly you need it.
>
> Geoff.
>