[Amps] 381LR Cornell Dubilier date codes?

[Carl]

Sorry, didnt note the G call!

The LR is arguably the best of CD's offerings for amp service. I just wish 
they would offer the LR and/or LX in 500V.

Ive used both series and very happy.

Carl
KM1H


----- Original Message ----- 
From: "Alan Ibbetson" <alan at g3xaq.net>
To: "Carl" <km1h at jeremy.mv.com>; <g8on at fsmail.net>; <amps at contesting.com>
Sent: Tuesday, January 21, 2014 11:59 AM
Subject: Re: [Amps] 381LR Cornell Dubilier date codes?


> On 21/01/2014 16:05, Carl wrote:
>> The latter would be my guess, but I didnt think the LR was out that 
>> early.
>
> I can't find a press release from CDE and there's no date on their 
> catalogue page but FWIW Digikey didn't begin carrying them until 2011
>
> http://www.digikey.com/us/en/press-release/cornell_dubilier.html
>
>> Call CD
>
> I've emailed them (calls from the UK are expensive). I'll let you know 
> what they say.
>
> I don't have anything to test the ESR on such big capacitors. I've run one 
> of them (slowly) up to 450v and the leakage current is around 200uA. After 
> an hour the capacitance measures 412uF. This doesn't prove much but at 
> least at first sight they appear OK.
>
> 73, Alan G3XAQ
>
>
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