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- From: exuptr@exu.ericsson.se (Patrick Taylor)
- Newsgroups: alt.guitar
- Subject: Re: van halen's variac
- Message-ID: <exuptr.220.721690458@exu.ericsson.se>
- Date: 13 Nov 92 21:34:19 GMT
- References: <035l02El2aJ601@JUTS.ccc.amdahl.com> <1dgk0rINNs7o@usenet.INS.CWRU.Edu>
- Sender: news@exu.ericsson.se
- Organization: Ericsson Network Systems, Inc.
- Lines: 45
- Nntp-Posting-Host: pc254101.exu.ericsson.se
- X-Disclaimer: This article was posted by a user at Ericsson.
- Any opinions expressed are strictly those of the
- user and not necessarily those of Ericsson.
-
- In article <1dgk0rINNs7o@usenet.INS.CWRU.Edu> bk233@cleveland.Freenet.Edu (Jack W. Weinmann) writes:
- >In a previous article, dhi00@ccc.amdahl.com (mofo) says:
-
- >>i've read the same article regarding variac'ing an amp to a higher
- >>line voltage. it also said most if not all manufacturers frown on
- >>this. it may not blow out the amp on the spot, but running it
- >>higher than normal line voltage stresses the power supply by
- >>forcing higher heat dissipation. this effectively reduces your
- >>mean time between failures meaning your amp will crash sooner
- >>than it should have.
- >>
- >>but if youre van halen you just call marshall and tell them to
- >>ship another one. i'm sure marshall is more than happy to
- >>oblige...
- >>
- >>d
- >>
- >As an electronic technician I must agree that this is NOT a good idea for
- >the average guitarist.
- > First of all, when you overvoltage electronic equipment you take a
- >chance on exceeding the ratings of the transformers, rectifiers, filter
- >capacitors, etc.....
-
- > Second, many of the newer electronic devices have "safety related"
- >components which are rated for FIRE safety. You may exceed the ratings on
- >these and burn out your amp.
-
- > Third, van Halen has the kind of money to keep things like "spare
- >amps, etc...." - DO YOU?
-
- > Exceeding the ratings on any electric/electronic eqipment is
- >DANGEROUS!
-
-
- >Jack Weinmann
-
- Not only that, but if the amp has regulation on the power supply, it won't
- even do you any good. Should not be attempted on any amp with solid state
- parts.
- ----------------------------------------------------------------------------
- PEROT IN '96!
-
- - Patrick Taylor, Ericsson Network Systems
- exuptr@exu.ericsson.se "Don't let the .se fool you"
- exuptr@ZGNews.Lonestar.Org <SLOW!>
-