[Drake] [DrakeRadio] Re: Drake LF-2 Model 1620 Line Filter

Garey Barrell k4oah at mindspring.com
Fri Jul 12 21:32:48 EDT 2013


Chuck -

Here is a source for the original MOV.

<http://www.electronicsurplus.com/Item/9446/General%20Electric%20-%20MOV_%20138VAC%2020Amp%200_4J_%20-%20V220MA4B/>

I don't know anything about the company, orders, etc. but this is the original part number.

73, Garey - K4OAH
Glen Allen, VA

Drake 2-B, 2-C/2-NT, 4-A, 4-B, C-Line
and TR-4/C Service Supplement CDs
<www.k4oah.com>

Charles wrote:
> It may be a a transient voltage suppression diode connected across the output of the filter.
> It is connected across the ends of the two inductors which go to the
> output plugs.
> If you can make out the id on the diode I would really appreciate the info.
> 73,
> Chuck
>
> --- In DrakeRadio at yahoogroups.com, Garey Barrell <k4oah at ...> wrote:
>> Chuck -
>>
>> I don't have any docs on the LF-2.  I don't remember it having a resistor in it though....  Where are the two pieces connected??  :-)
>>
>> There is a 'hash filter' (maybe what you are seeing) and a MOV.  Sounds like it may have had a lightning strike nearby and the MOV did it's
>> job??
>>
>> If you come up with docs, I'd love to have a copy!
>>
>> 73, Garey - K4OAH
>> Glen Allen, VA
>>
>> Drake 2-B, 2-C/2-NT, 4-A, 4-B, C-Line
>> and TR-4/C Service Supplement CDs
>> <www.k4oah.com>
>>
>> Chuck wrote:
>>> I am looking for a schematic for this item.
>>> There is a resister that has blown/burned in two and I don't know the
>>> value.
>>> It is the only resistor in the filter as far as I can tell.
>>> Any help would be appreciated.
>>> Tnx es 73,
>>> Chuck
>>>
>
>
>
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