Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail
From: Cursitor Doom <cd@notformail.com>
Newsgroups: sci.electronics.repair
Subject: Re: Replacing Electrolytics
Date: Thu, 25 Jul 2024 00:30:50 +0100
Organization: A noiseless patient Spider
Lines: 36
Message-ID: <7i33ajpuj86cjs29e42b5ec4nvqejem9rc@4ax.com>
References: <69mv9jdikicobp8qsmhfne2qdishonk8qt@4ax.com> <v7rmn7$1so40$1@dont-email.me>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
Injection-Date: Thu, 25 Jul 2024 01:30:52 +0200 (CEST)
Injection-Info: dont-email.me; posting-host="0fe7e1d8e313ffefe537344a1c5efb10";
	logging-data="2057333"; mail-complaints-to="abuse@eternal-september.org";	posting-account="U2FsdGVkX19tNbR4mmglWfaTCTMI0V5m8CkninRJ/x4="
User-Agent: ForteAgent/8.00.32.1272
Cancel-Lock: sha1:w+QOhvzdkuTAwvF7+/9ZIzTOl4c=
Bytes: 2567

On Wed, 24 Jul 2024 13:03:51 -0700, John Robertson <jrr@flippers.com>
wrote:

>On 2024/07/23 9:34 a.m., Cursitor Doom wrote:
>> HI all,
>> 
>> Electrolytics of all values tend to fall under suspicion when any
>> vintage piece of equipment develops a fault. I'm just seeking a bit of
>> clarification on a couple of points:
>> 
>> 1) Axial electros are getting really hard to find new and even my old
>> spares bin doesn't have that many to choose from. I find increasingly
>> there's no option but to replace axials with radials. This results in
>> longer lead lengths than one would like, however. Is that likely to be
>> a problem generally speaking (ignoring the issue of whether they can
>> be accommodated on a board 'expecting' axials).
>> 
>> 2) Unused old caps ("NOS" stock). Is there any reason why one
>> shouldn't use NOS electros for repairs?  Assuming they can be reformed
>> and pass muster with an ESR meter, of course?
>> 
>> Yes, I know ideally you'd want to use brand new caps, but with so many
>> cheap Chinese fakes around, I'm wondering if I'd be better off using
>> NOS caps from unquestionably high-end manufacturers. Even Mouser's
>> supply chain got infected with these a while ago!
>
>You want to check out https://www.justradios.com/
>
>A reliable supplier of radial and axial lead caps for tube equipment!
>
>John :-#)#

They have some interesting parts and appear to offer a very good
service, but I'd still be concerned about them sourcing - albeit
without knowing - some dodgy Chinese crap. As I said, if it can happen
to Mouser....