Thanks!
Yeah, I remember those in the tuners.
I would guess Ten Ten did not use anything but off-the-shelf electronic parts
back then. Not enough volume or value to justify custom devices.
Gary
> On Nov 28, 2016, at 7:55 PM, Al Gulseth <wb5jnc@centurytel.net> wrote:
>
> A quick check on line looks like it was designed for/used in TV tuners. Worst
> case you might be able to find one to "re-purpose" in a TV set of that era?
>
> 73, Al
>
> On Mon November 28 2016 5:38:57 pm Dukes HiFi wrote:
>> I was able to take a macro photo of this transistor.
>>
>> In Photoshop I was able to read the number as BF988.
>>
>> I bought one on eBay, hopefully it is not an empty.
>>
>> Gary
>>
>>> On Nov 28, 2016, at 5:07 PM, Dukes HiFi <dukeshifi@comcast.net> wrote:
>>>
>>> The later Omni 6+ uses a 4 pin dual gate MOSFET for the feedback loop IF.
>>>
>>> It is a black round device as opposed to the earlier 3SK301. It does not
>>> use the ferrite bead on the one gate.
>>>
>>> Does anyone know the number for this device or a suitable replacement?
>>>
>>> I can’t read the number on the one I am repairing but it begins with
>>> “BT”.
>>>
>>> Gary
>>>
>>> W0DVN
>>> _______________________________________________
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>>> TenTec@contesting.com
>>> http://lists.contesting.com/mailman/listinfo/tentec
>>
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