[ARC5] Help Needed
Raymond Cote
universal_comm at reagan.com
Tue Nov 25 04:13:20 EST 2014
What a great indication of the calibre of people on this and similar lists!!!
Raymond Cote
KD9CCZ
> On Nov 24, 2014, at 15:32, Taigh Ramey <taigh at twinbeech.com> wrote:
>
> Good for you Clare. Santa does exist!
>
>
>> On Nov 24, 2014, at 5:37 PM, Clare Owens <clare.owens at gmail.com> wrote:
>>
>> Hi Joel,
>>
>> Last March at an estate auction I was able to buy a Very nice BC-348R that
>> had been fixed up and converted to AC by a real craftsman, the retired
>> chief engineer from station WBT. It came with what is apparently the
>> dynamotor from which the filter box for the AC supply was taken, a
>> DM-28-J. It has some rust on the outside of the frame but the labels and
>> the interior are nice. The guy even left the four mounting screws in the
>> mounting bracket. I cleaned and regreased the bearings in March and it
>> sounded and ran OK then but not perfectly. When I saw your email yesterday
>> I went over to the shelf, got the dyno and tried it out. It sounded too
>> noisy so I cleaned the bearings again this morning and regreased it. Now
>> it sounds like a normal WW II dynamotor (well, except for the SCR-522
>> dynos, whose sound is like music to my ears - but that's another story) and
>> produces 225V with 24.5V @ .75A input, no load.
>>
>> To make this long story short, send me your address and I'll pack up the
>> dynamotor and send it to you, no charge. I'll never use it and you will so
>> it belongs with you. Early Black Friday gift.
>>
>> Clare N2RJB
>>
>>
>>
>>
>> On Sun, Nov 23, 2014 at 3:50 AM, Joel R Roberts <joelroberts001 at comcast.net>
>> wrote:
>>
>>> Greetings everyone, and happy Holidays. I was recently given a BC-348-R
>>> that looks to be internally intact, but is of course missing the Dynamotor
>>> and Filter assembly, and also the metal case. Does anyone know where I can
>>> find the values for the two filter chokes in the assembly? As every one of
>>> the complete Dynamotor/Filter assembly's are scarce, and those we
>>> occasionally see on the bay are quickly driven out of my price range,
>>> similar to the Modulator/Dynamotor sets that a lot of us need, I am going
>>> to build up a substitute using the manuals and schematics that I currently
>>> have. If anyone has an extra case or knows the value of the chokes, let me
>>> know. I really appreciate the help. Thanks and 73's to all,,,,,,,Joel
>>> KB0FPT
>>>
>>> ---
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