[R-390] R-390A IF deck caps in T501 or T502

Dan Merz mdmerz at frontier.com
Tue Jan 15 14:23:52 EST 2019


Is there some reason not to buy sm 200 pf from JustRadios for 89 cents each?  Of course, they have min order of $20 but there’s always something else you might want. Dan

Sent from my iPad Air2

> On Jan 14, 2019, at 6:04 PM, <hamfish at comcast.net> <hamfish at comcast.net> wrote:
> 
> Hello Larry,
> 
> Mouser has them. I took a look this afternoon, not cheap about $9 and a few more pennies each. 
> 
> Regards,
> Craig
> 
> 
> -----Original Message-----
> From: r-390-bounces at mailman.qth.net <r-390-bounces at mailman.qth.net> On Behalf Of Larry H
> Sent: Monday, January 14, 2019 2:38 PM
> To: R-390 Forum <r-390 at mailman.qth.net>
> Subject: Re: [R-390] R-390A IF deck caps in T501 or T502
> 
> Thank you all for the help on this. I would never been able to get those other numbers from my 4 mica caps (2 in each xformer).  200 pf makes good sense.  Now if I can find one.  Thanks again.
> 
> Regards, Larry
> 
>> On Mon, Jan 14, 2019 at 9:11 AM <hamfish at comcast.net> wrote:
>> 
>> Jacques,
>> 
>> Old brains and a slow pencil. Then toss in the keyboard. Had to use a 
>> spot light & magnifying glass to see what is behind the metal strip. 
>> Back & forth looking at all four mica caps located in the transformers 
>> can be great fun.
>> Thanks for your information on values. I'll pencil them in my copy of 
>> the Y2K.
>> 
>> Craig
>> 
>> -----Original Message-----
>> From: Jacques Fortin <jacques.f at videotron.ca>
>> Sent: Monday, January 14, 2019 8:55 AM
>> To: hamfish at comcast.net; 'Larry H' <larry41gm at gmail.com>; 'R-390 Forum'
>> <r-390 at mailman.qth.net>
>> Subject: RE: [R-390] R-390A IF deck caps in T501 or T502
>> 
>> Hi Craig,
>> 
>> Make more sense like that !
>> So 201G03 = 200pF, 2%, 300VW !
>> 
>> 73, Jacques, VE2JFE
>> 
>> -----Message d'origine-----
>> De : r-390-bounces at mailman.qth.net <r-390-bounces at mailman.qth.net> De 
>> la part de hamfish at comcast.net Envoyé : 14 janvier 2019 11:52 À : 
>> 'Jacques Fortin' <jacques.f at videotron.ca>; 'Larry H'
>> <larry41gm at gmail.com>; 'R-390 Forum' <r-390 at mailman.qth.net> Objet : Re:
>> [R-390] R-390A IF deck caps in T501 or T502
>> 
>> Jacques,
>> 
>> Sorry for the typo.  The bottom line does read 201G03.
>> 
>> Craig
>> 
>> -----Original Message-----
>> From: Jacques Fortin <jacques.f at videotron.ca>
>> Sent: Monday, January 14, 2019 8:47 AM
>> To: hamfish at comcast.net; 'Larry H' <larry41gm at gmail.com>; 'R-390 Forum'
>> <r-390 at mailman.qth.net>
>> Subject: RE: [R-390] R-390A IF deck caps in T501 or T502
>> 
>> Craig,
>> 
>> When you wrote 210G03, would you mean 201G03 ??
>> 
>> 73, Jacques, VE2JFE
>> 
>> -----Message d'origine-----
>> De : r-390-bounces at mailman.qth.net <r-390-bounces at mailman.qth.net> De 
>> la part de hamfish at comcast.net Envoyé : 14 janvier 2019 11:19 À : 'Larry H'
>> <larry41gm at gmail.com>; 'R-390 Forum' <r-390 at mailman.qth.net> Objet : Re:
>> [R-390] R-390A IF deck caps in T501 or T502
>> 
>> Larry,
>> 
>> I have one of those Amelco R390/A's. Believe it was little used and 
>> original modules. Serial No. on the IF module is 2062. T501 & T502 
>> appear to be identical. Starting from top to bottom: a pair of dogbone 
>> caps, the two windings, two resistors, and the two mica caps on the 
>> bottom. Tight space and hard to read, but I see CM115E on the top of 
>> the mica caps and 210G03 on the bottom. There is some color coding on 
>> the back, dots. No way to see all the dots unless removing the caps.
>> 
>> Hope this helps,
>> Craig
>> 
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