[time-nuts] Low temperature coefficient capacitors for DMTD

Tom Holmes, N8ZM tholmes at woh.rr.com
Mon Jan 25 22:48:40 UTC 2010


And if my recollection from my days running a product validation lab many
years ago is correct, the failure mode of most polycarbonate caps was
shorted and flaming.

Regards,

Tom Holmes, N8ZM
Tipp City, OH
EM79xx

-----Original Message-----
From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
Behalf Of Poul-Henning Kamp
Sent: Monday, January 25, 2010 5:12 PM
To: Discussion of precise time and frequency measurement
Subject: Re: [time-nuts] Low temperature coefficient capacitors for DMTD

In message <20100125.140436.3508.5.cdelect at juno.com>, Corby Dawson writes:

>Most manufacturers no longer make polycarbonate capacitors.

The advent of CD's made polycarbonate ridiculously expensive and
priced them out of the market...


-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
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Never attribute to malice what can adequately be explained by incompetence.

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