Here's info on the Molex vfo plug on the Corsair:
Molex 03-06-2092 with male pins 02-06-2103 or 02-06-6103.
9 pin plugs with .062" male pins. Readily available at Mouser, Allied, etc
Jumper pins 2 to 6
73, Barry N1EU
On Tue, Apr 8, 2014 at 9:40 AM, Ralph <w8bvh@sbcglobal.net> wrote:
> Hello again Neil,
> I have two of the Omni=c radio's and neither have a jumper on the molex
> plug. The jumper I mentioned on the last mail needs to be short as possible
> and I forgot to tell you that. I'm sorry for the omission. I also have a
> Corsair II and it does require a jumper. I would leave well enough alone.
> If you don't have a manual I think there is one on the Ten Tec web site
> under download. It will have the detail if it's required. I'll look at my
> manual and see if I can find it. Pretty busy today but maybe this afternoon.
>
> Best regards,
> Ralph
> w8bvh
>
>
> ----- Original Message ----- From: "Neil Martinsen-Burrell" <
> neilmartinsenburrell@gmail.com>
> To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
> Sent: Monday, April 07, 2014 10:20 PM
> Subject: Re: [TenTec] DIY VFO jumper for Omni B
>
>
>
> A very short piece of wire with two phono plugs on the end has done the
>> trick! There is no more display instability on transmit. The cord I had
>> been using was 3 or 4 feet long so it could have been picking up some RF,
>> especially on bands where my antenna is close to the radio.
>>
>> The radio didn't come with a jumper plug for the accessory connector but
>> it
>> appears to work in spite of that. Do I need to short two of the pins on
>> that connector together? I can't tell from the schematic which two pins
>> you are referring to. I see +REG coming from the IF-AGC board, but I
>> don't
>> see a connection between the PTO and the accessory connector. Can you be
>> more specific?
>>
>> -Neil KD0UKC
>>
>>
>>
>>
>> On Mon, Apr 7, 2014 at 8:51 PM, GARY HUBER <glhuber@msn.com> wrote:
>>
>> The jumper needs to be short, maybe a three inch piece of insulated #14
>>> formed to a U with phono plugs soldered on. It sounds like the transmit
>>> or
>>> receive offset switch is on. The other thing to consider is the
>>> accessories molex connector should have a plug with a jumper from the +
>>> regulated line to PTO enable.
>>>
>>>
>>> 73 & DX,
>>> Gary - AB9M
>>>
>>> -----Original Message----- From: Neil Martinsen-Burrell
>>> Sent: Monday, April 07, 2014 8:03 PM
>>>
>>> To: Discussion of Ten-Tec Equipment
>>> Subject: [TenTec] DIY VFO jumper for Omni B
>>>
>>> Can anyone tell me what the external VFO jumper for an OMNI B should look
>>> like? When I bought the rig, it came with the external VFO which I no
>>> longer have. Now to make the rig work, I think I need to replace this
>>> jumper. I have tried just using a RCA cable that I had around the shack,
>>> but when I transmit, the displayed frequency jumps around wildly, so I
>>> don't think that is right.
>>>
>>> I have some RCA connectors and some wire, but I don't know what exactly I
>>> am trying to make. Can someone offer a description or a picture of what
>>> the original external VFO jumper looked like so I can attempt to
>>> duplicate
>>> it? Or failing that, can someone explain why my simple RCA cable doesn't
>>> work?
>>>
>>> Thanks for any help you can offer.
>>>
>>> -Neil KD0UKC
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>
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