[Boatanchors] New Capacitor Physical Sizes

[Grant Youngman]

220 in the capacitance field of the part number does in fact indicate 22 uF.  221 would indicate 220 uF.

And it looks like the KXG-series only goes to 100 uF at 450V (that would be 101 in the part number's capacitance field).

Grant NQ5T



> On Sep 10, 2019, at 7:23 PM, Nick England <navy.radio at gmail.com> wrote:
> 
> Manufacturer part number contains 220 for a 22uf Cap. So maybe that got
> mixed in somewhere. Or these are Chinese caps with bogus markings.
> 
> On Tue, Sep 10, 2019 at 5:25 PM Jacques Fortin <jacques.f at videotron.ca>
> wrote:
> 
>> Bob,
>> 
>> I agree with you that a 220µF, 450V cap having that size (3/8 " diameter,
>> ~15/16" high) is impossible.
>> From private exchange with Doug, they are identified as NIPPON CHEML-CON
>> EKXG.
>> And guess what ? From the NIPPON CHEMI-CON EKXG capacitors spec. list, a
>> part having 220µF at 450V does not exist !
>> Can be worse than counterfeit parts... bogus ones !
>> 
>> 73, Jacques, VE2JFE
>> 
>> -----Message d'origine-----
>> De : boatanchors-bounces at mailman.qth.net
>> <boatanchors-bounces at mailman.qth.net> De la part de Bob Groh
>> Envoyé : 10 septembre 2019 16:57
>> À : Doug Hensley <w5jv at hotmail.com>
>> Cc : boatanchors mailman.qth.net <boatanchors at mailman.qth.net>
>> Objet : Re: [Boatanchors] New Capacitor Physical Sizes
>> 
>> I don't know of any 'magic' that would make a 220 uFd, 450 WVDC capacitor
>> that small.  Call me skeptical!  Like 'very skeptical' - think there is a
>> stock mixup at the supply end of things.
>> 
>> Bob Groh, WA2CKY
>> 
>> On Sun, Sep 8, 2019 at 11:54 AM Doug Hensley <w5jv at hotmail.com> wrote:
>> 
>>> Yesterday I received an order which was for some HV caps to recap a
>>> Heath p.s. section.  The values were like 220 uF @ 450V.
>>> 
>>> What I got was those values but the cap is tiny.  If I stood it up and
>>> stood a .25 cent piece next
>>> to it, wouldn't surprise me if the quarter wasn't taller.   Diameter was
>>> about 3/8".
>>> 
>>> Holy smokes folks, has anyone tried one of these new micro-caps?
>>> 
>>> Doug W5JV
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> Visit https://www.qrz.com/db/W5JV for some great vacuum tube finds.
>>> Looking for something special?  Ask us.
>>> Wanted: Petersen Type PR-1 in FT-243 holder cut for 1770 kHZ (Used in
>>> IF Stage of a Mackay Receiver).
>>> 
>>> 
>>> 
>>> 
>>> 
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> -- 
> Nick England K4NYW
> www.navy-radio.com
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