Article View: sci.electronics.design
Article #2227Re: HV protection for receiver input?
From: Sam Goldwasser
Date: Wed, 06 Aug 2003 23:22
Date: Wed, 06 Aug 2003 23:22
16 lines
2162 bytes
2162 bytes
"Gym Bob" <NoThanx@notspam.com> writes:
> Hell, put a zener diode into the gate of a Triac and use crowbar overvoltage
> protection! When a high enough disturbance makes the zener conduct the triac
> will short the whole thing right to ground/frame until the charge is gone
> then release.
But slow acting.....
--- sam | Sci.Electronics.Repair FAQ Home Page: http://www.repairfaq.org/
Repair | Main Table of Contents: http://www.repairfaq.org/REPAIR/
+Lasers | Sam's Laser FAQ: http://www.repairfaq.org/sam/lasersam.htm
| Mirror Site Info: http://www.repairfaq.org/REPAIR/F_mirror.html
Important: The email address in this message header may no longer work. To
contact me, please use the Feedback Form at repairfaq.org. Thanks.
Technical Details
Message-ID:
<6wispanzgs.fsf@saul.cis.upenn.edu>Path:
arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!newsfeed.stanford.edu!news.ems.psu.edu!news.cse.psu.edu!elk.ncren.net!nntp.upenn.edu!not-for-mailReferences:
<0001HW.BB56508400106C52F0386600@news.individual.net> <bgr1dh$2m7$1@news.eusc.inter.net> <bgr65s$siv$3@blue.rahul.net> <4a7a3b7a1b561e37c5ee768af015fb55@free.teranews.com>Show Full Headers
Complete Article Headers
X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 112d1e,5731ee67b7a682a6 X-Google-Attributes: gid112d1e,public X-Google-Thread: 103407,5731ee67b7a682a6 X-Google-Attributes: gid103407,public X-Google-Thread: 10d137,5731ee67b7a682a6 X-Google-Attributes: gid10d137,public X-Google-Thread: 1131b0,5731ee67b7a682a6 X-Google-Attributes: gid1131b0,public X-Google-ArrivalTime: 2003-08-06 16:22:30 PST Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!newsfeed.stanford.edu!news.ems.psu.edu!news.cse.psu.edu!elk.ncren.net!nntp.upenn.edu!not-for-mail From: Sam Goldwasser <sam@saul.cis.upenn.edu> Newsgroups: sci.electronics.design,alt.engineering.electrical,sci.electronics.repair,aus.electronics Subject: Re: HV protection for receiver input? Date: 06 Aug 2003 19:22:27 -0400 Organization: University of Pennsylvania Lines: 17 Message-ID: <6wispanzgs.fsf@saul.cis.upenn.edu> References: <0001HW.BB56508400106C52F0386600@news.individual.net> <bgr1dh$2m7$1@news.eusc.inter.net> <bgr65s$siv$3@blue.rahul.net> <4a7a3b7a1b561e37c5ee768af015fb55@free.teranews.com> NNTP-Posting-Host: saul.cis.upenn.edu Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: netnews.upenn.edu 1060212150 448739 158.130.12.4 (6 Aug 2003 23:22:30 GMT) X-Complaints-To: abuse@upenn.edu NNTP-Posting-Date: Wed, 6 Aug 2003 23:22:30 +0000 (UTC) User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.1