Dear Joe
Yes, there is an accessories socket but there is no mention in the manual
of a jumper that needs to be in place between pins on the socket for the
Omni. There is a mention of this need in the Corsair manual. (Sorry for
the confusion)
Regards
Mike
On 2/20/12 4:43 PM, "Joe" <joe@n4yg.com> wrote:
>Mike,
>
>Are you sure there is no ACCESSORIES jack on the rear panel. It is a
>9-pin
>Molex connector. If it is not there, then you are right, there will be no
>jumper. The manual for the OMNI A clearly has this jack. I do not
>understand
>why an upgrade would not also have it.
>
>Joe
>----- Original Message -----
>From: "Michael Silevitch" <msilevitch@coe.neu.edu>
>To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
>Sent: Monday, February 20, 2012 3:36 PM
>Subject: Re: [TenTec] OMNI C Mixer or PTO problem
>
>
>> Dear Joe
>>
>> I hope you and Gary are right. I'll give Ten Tec a call on this
>>tomorrow.
>> As I said to Gary there is no reference to the accessories jumper in
>>the
>> Omni C manual. There are at least two references to it in the Corsair
>> manual.
>>
>> Regards
>> Mike
>>
>> Sent from my iPhone
>>
>> On Feb 20, 2012, at 4:27 PM, "Joe" <joe@n4yg.com> wrote:
>>
>>> Did you see the post by Gary, AB9M. I still think there is an
>>>accessory
>>> jack
>>> and that a jumper is required.
>>> ----- Original Message -----
>>> From: "Michael Silevitch" <msilevitch@coe.neu.edu>
>>> To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
>>> Cc: "Michael Silevitch" <msilevitch@coe.neu.edu>
>>> Sent: Monday, February 20, 2012 2:46 PM
>>> Subject: Re: [TenTec] OMNI C Mixer or PTO problem
>>>
>>>
>>>> Dear Joe
>>>>
>>>> I'll look into the external VFO question. I have the manuals for both
>>>> the
>>>> 243 and the 263 so that should tell me something. Also I son't see
>>>>that
>>>> there is a jumper needed on the accessories socket like the Corsair
>>>>has.
>>>> I
>>>> could be wrong about this but that's what is seems to be.
>>>>
>>>> Regards
>>>> Mike
>>>>
>>>>
>>>>
>>>> On 2/20/12 1:35 PM, "Joe" <joe@n4yg.com> wrote:
>>>>
>>>>> Well Mike, I guess the next thing to do is to see if there is
>>>>>anything
>>>>> coming out of the PTO. You could use one of the scopes that everyone
>>>>> has
>>>>> been talking about or an RF probe. It is looking like the PTO may
>>>>>have
>>>>> no
>>>>> output. You can check that at the VFO OUT jack on the rear. That
>>>>>brings
>>>>> up
>>>>> an interesting question. If there is no way to turn the PTO off, how
>>>>>do
>>>>> they
>>>>> handle remote VFOs?
>>>>>
>>>>> ----- Original Message -----
>>>>> From: "Michael Silevitch" <msilevitch@coe.neu.edu>
>>>>> To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
>>>>> Cc: "Michael Silevitch" <msilevitch@coe.neu.edu>
>>>>> Sent: Monday, February 20, 2012 11:45 AM
>>>>> Subject: Re: [TenTec] OMNI C Mixer or PTO problem
>>>>>
>>>>>
>>>>>> Dear Joe
>>>>>>
>>>>>> That's unfortunately right. The OMNI PTO circuitry does not have an
>>>>>> Enable
>>>>>> line. The Corsair does.
>>>>>>
>>>>>> Any other wisdom?
>>>>>>
>>>>>> Regards
>>>>>> Mike K1PEV
>>>>>>
>>>>>> ****************************************
>>>>>>
>>>>>>
>>>>>>
>>>>>> On 2/20/12 9:22 AM, "Joe" <joe@n4yg.com> wrote:
>>>>>>
>>>>>>> I guess I made have assumed too much Mike. I thought all the later
>>>>>>> PTOs
>>>>>>> had
>>>>>>> an E terminial which allowed the PTO to be rapidly switched on and
>>>>>>> off
>>>>>>> when
>>>>>>> a remote VFO is used. If the OMNI does not have an accessory jack,
>>>>>>> then
>>>>>>> you
>>>>>>> can probably disregard all of what I said.
>>>>>>>
>>>>>>> Joe
>>>>>>> ----- Original Message -----
>>>>>>> From: "Michael Silevitch" <msilevitch@coe.neu.edu>
>>>>>>> To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
>>>>>>> Cc: "Michael Silevitch" <msilevitch@coe.neu.edu>
>>>>>>> Sent: Monday, February 20, 2012 8:06 AM
>>>>>>> Subject: Re: [TenTec] OMNI C Mixer or PTO problem
>>>>>>>
>>>>>>>
>>>>>>>> Dear Joe
>>>>>>>>
>>>>>>>> This sounds encouraging but can you give me a bit more detail? The
>>>>>>>> OMNI
>>>>>>>> schematic doesn't indicate an E reference. The PTO block only has
>>>>>>>>a
>>>>>>>> few
>>>>>>>> outputs (VFO out, VFO shift and OT). None of these are linked to
>>>>>>>>the
>>>>>>>> accessories socket. Also the manual doesn't mention that a jumper
>>>>>>>>is
>>>>>>>> needed on the accessories socket. The Corsair does have a jumper
>>>>>>>> installed
>>>>>>>> when not using an external VFO. What pins on the socket need to be
>>>>>>>> jumped?
>>>>>>>>
>>>>>>>> Regards
>>>>>>>> Mike K1PEV
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> On 2/20/12 8:38 AM, "Joe" <joe@n4yg.com> wrote:
>>>>>>>>
>>>>>>>>> Check the E voltage at the PTO. If this voltage is not about 8
>>>>>>>>> volts,
>>>>>>>>> the
>>>>>>>>> PTO is disabled. The E voltage is jumpered at the ACCESSORY jack
>>>>>>>>>on
>>>>>>>>> the
>>>>>>>>> rear
>>>>>>>>> panel. If it is not jumpered, the PTO will not have the E
>>>>>>>>>(Enable)
>>>>>>>>> present
>>>>>>>>> will thus be disabled.
>>>>>>>>> ----- Original Message -----
>>>>>>>>> From: "Michael Silevitch" <msilevitch@coe.neu.edu>
>>>>>>>>> To: <tentec@contesting.com>
>>>>>>>>> Cc: "Michael Silevitch" <msilevitch@coe.neu.edu>
>>>>>>>>> Sent: Monday, February 20, 2012 7:18 AM
>>>>>>>>> Subject: [TenTec] OMNI C Mixer or PTO problem
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> I am trying to understand a problem with my newly purchased
>>>>>>>>>>OMNI
>>>>>>>>>> C.
>>>>>>>>>> It
>>>>>>>>>> was
>>>>>>>>>> operating fine according to the person who sold it to me (and I
>>>>>>>>>> believe
>>>>>>>>>> him!). Upon arrival it seems that the PTO has no output or
>>>>>>>>>>there
>>>>>>>>>> is
>>>>>>>>>> a
>>>>>>>>>> problem mixing the PTO signal. The reason I say this is because
>>>>>>>>>>I
>>>>>>>>>> am
>>>>>>>>>> observing displays of 9MHz, 1 MHz or 91MHz depending on the
>>>>>>>>>>band.
>>>>>>>>>> There
>>>>>>>>>> is
>>>>>>>>>> no transmitter drive current. According to the manual the
>>>>>>>>>>display
>>>>>>>>>> output
>>>>>>>>>> is
>>>>>>>>>> a sign that mixing with the PTO is not occurring. I assume this
>>>>>>>>>> also
>>>>>>>>>> correlates with no transmitter current. I think (hope) the
>>>>>>>>>>problem
>>>>>>>>>> is
>>>>>>>>>> something simple that was caused by the rough and tumble of
>>>>>>>>>> shipping.
>>>>>>>>>> I
>>>>>>>>>> did
>>>>>>>>>> try things like testing the VFO out-in jumper, jiggling cables,
>>>>>>>>>> leaving
>>>>>>>>>> the
>>>>>>>>>> unit on overnight, etc. I do have the option of shipping the
>>>>>>>>>>unit
>>>>>>>>>> back
>>>>>>>>>> but
>>>>>>>>>> I
>>>>>>>>>> would rather fix it if it is a simple fix.
>>>>>>>>>>
>>>>>>>>>> Another question. Will the Corsair 263 VFO work on the OMNI C?
>>>>>>>>>>
>>>>>>>>>> I would greatly appreciate any advice on this problem.
>>>>>>>>>> Regards
>>>>>>>>>>
>>>>>>>>>> Mike K1PEV
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> _______________________________________________
>>>>>>>>>> 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
>>>>>>>>
>>>>>>>>
>>>>>>>> _______________________________________________
>>>>>>>> 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
>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> 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
>>>>
>>>>
>>>> _______________________________________________
>>>> 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
>> _______________________________________________
>> 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
_______________________________________________
TenTec mailing list
TenTec@contesting.com
http://lists.contesting.com/mailman/listinfo/tentec
|