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Groups > sci.electronics.design > #452681
| From | "Dave M" <dgminala@mediacombb.net> |
|---|---|
| Newsgroups | sci.electronics.design |
| References | <iiircct4fsop4magi8jumhjsm9fnp6hrhi@4ax.com> <50a79d86-0efd-4aa4-a5ac-2d26f4bedff8@googlegroups.com> <20170318b@crcomp.net> |
| Subject | Re: How do those Spring Reverbs work in guitar amps? |
| Date | 2017-03-19 22:49 -0500 |
| Message-ID | <C8WdnRzWKa79zFLFnZ2dnUU7-RPNnZ2d@giganews.com> (permalink) |
>> ** The long springs transmit torsional waves, twisting back and >> forward so must be driven the same way. Tiny tube magnets are made >> to twist by the drive coil assembly while at the far end a near >> identical transducer converts the twisting back to an electrical >> signal. >> >> The drive assembly is a kind of motor that makes the magnet rotate on >> its axis about +/- 30degrees. A torsional wave travels fairly slowly >> down a spring, making for long reverb times. >> >> A major benefit of this method is that external vibrations do not >> induce torsional waves in the springs but only lateral ones and so >> are largely rejected by the pick up assembly. >> >> AFAIK the idea was patented by Hammond in the late 50s - then made >> famous by Fender in the 60s guitar amps. >> >> BYI I agree, it is not easy to find the above info on the net since >> the Accutronics site disappeared. > > Your followup just now made me aware of that a company named > Accutronics used to exist. There's a couple of spring reverbs in my > bone pile. The metal tanks are stamped with "ACCUTRONICS GENEVA, > ILL." The tanks originally came from PAIA as part of a kit: > > http://www.paia.com/proddetail.asp?prod=6740K > http://www.paia.com/ProdArticles/hotspuse.htm > > This site seems like a good source of information: > > https://www.amplifiedparts.com/tech-corner/spring-reverb-tanks-explained-and-compared > > Thank you, Accutronics is now known as Accu-Bell Sound Inc. http://www.accutronicsreverb.com/ There's a link at the top of the home page "How Reverb Works", which describes the operation of a spring reverb and why it sounds like it does. I still have a few reverb tanks stored from the days of building my own guitar amps. Fun stuff! It's really spooky how the length and number of springs affect the sound you get from them. Cheers, Dave M
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How do those Spring Reverbs work in guitar amps? oldschool@tubes.com - 2017-03-18 19:12 -0500
Re: How do those Spring Reverbs work in guitar amps? rickman <gnuarm@gmail.com> - 2017-03-18 20:47 -0400
Re: How do those Spring Reverbs work in guitar amps? Phil Allison <pallison49@gmail.com> - 2017-03-18 18:11 -0700
Re: How do those Spring Reverbs work in guitar amps? Phil Allison <pallison49@gmail.com> - 2017-03-18 18:08 -0700
Re: How do those Spring Reverbs work in guitar amps? Don Kuenz <g@crcomp.net> - 2017-03-19 05:08 +0000
Re: How do those Spring Reverbs work in guitar amps? Phil Allison <pallison49@gmail.com> - 2017-03-18 22:38 -0700
Re: How do those Spring Reverbs work in guitar amps? jurb6006@gmail.com - 2017-03-19 02:46 -0700
Re: How do those Spring Reverbs work in guitar amps? Phil Allison <pallison49@gmail.com> - 2017-03-19 04:25 -0700
Re: How do those Spring Reverbs work in guitar amps? jurb6006@gmail.com - 2017-03-19 06:01 -0700
Re: How do those Spring Reverbs work in guitar amps? jurb6006@gmail.com - 2017-03-19 07:46 -0700
Re: How do those Spring Reverbs work in guitar amps? "Dave M" <dgminala@mediacombb.net> - 2017-03-19 22:49 -0500
Re: How do those Spring Reverbs work in guitar amps? Phil Allison <pallison49@gmail.com> - 2017-03-19 22:31 -0700
Re: How do those Spring Reverbs work in guitar amps? "Michael A. Terrell" <mike.terrell@earthlink.net> - 2017-03-23 19:01 -0400
Re: How do those Spring Reverbs work in guitar amps? Phil Allison <pallison49@gmail.com> - 2017-03-23 16:24 -0700
Re: How do those Spring Reverbs work in guitar amps? "dcaster@krl.org" <dcaster@krl.org> - 2017-03-23 16:37 -0700
Re: How do those Spring Reverbs work in guitar amps? Phil Allison <pallison49@gmail.com> - 2017-03-23 17:46 -0700
Re: How do those Spring Reverbs work in guitar amps? "dcaster@krl.org" <dcaster@krl.org> - 2017-03-23 18:05 -0700
Re: How do those Spring Reverbs work in guitar amps? "Michael A. Terrell" <mike.terrell@earthlink.net> - 2017-03-25 03:18 -0400
Re: How do those Spring Reverbs work in guitar amps? "Michael A. Terrell" <mike.terrell@earthlink.net> - 2017-03-25 03:16 -0400
Re: How do those Spring Reverbs work in guitar amps? Jasen Betts <jasen@xnet.co.nz> - 2017-03-26 19:36 +0000
Re: How do those Spring Reverbs work in guitar amps? oldschool@tubes.com - 2017-03-20 14:04 -0500
Re: How do those Spring Reverbs work in guitar amps? Don Kuenz <g@crcomp.net> - 2017-03-21 17:22 +0000
Re: How do those Spring Reverbs work in guitar amps? Don Kuenz <g@crcomp.net> - 2017-03-20 19:27 +0000
Re: How do those Spring Reverbs work in guitar amps? George Herold <gherold@teachspin.com> - 2017-03-20 12:24 -0700
Re: How do those Spring Reverbs work in guitar amps? Clifford Heath <no.spam@please.net> - 2017-03-21 09:14 +1100
Re: How do those Spring Reverbs work in guitar amps? George Herold <gherold@teachspin.com> - 2017-03-20 17:04 -0700
Re: How do those Spring Reverbs work in guitar amps? "dcaster@krl.org" <dcaster@krl.org> - 2017-03-20 20:06 -0700
Re: How do those Spring Reverbs work in guitar amps? jurb6006@gmail.com - 2017-03-21 00:18 -0700
Re: How do those Spring Reverbs work in guitar amps? George Herold <gherold@teachspin.com> - 2017-03-21 05:55 -0700
Re: How do those Spring Reverbs work in guitar amps? "dcaster@krl.org" <dcaster@krl.org> - 2017-03-21 06:46 -0700
Re: How do those Spring Reverbs work in guitar amps? Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2017-03-21 03:15 -0400
Re: How do those Spring Reverbs work in guitar amps? bitrex <bitrex@de.lete.earthlink.net> - 2017-03-19 22:25 -0400
Re: How do those Spring Reverbs work in guitar amps? Phil Allison <pallison49@gmail.com> - 2017-03-19 19:52 -0700
Re: How do those Spring Reverbs work in guitar amps? bitrex <bitrex@de.lete.earthlink.net> - 2017-03-19 23:14 -0400
Re: How do those Spring Reverbs work in guitar amps? bitrex <bitrex@de.lete.earthlink.net> - 2017-03-19 23:14 -0400
Re: How do those Spring Reverbs work in guitar amps? Phil Allison <pallison49@gmail.com> - 2017-03-19 20:32 -0700
Re: How do those Spring Reverbs work in guitar amps? bitrex <bitrex@de.lete.earthlink.net> - 2017-03-20 00:01 -0400
Re: How do those Spring Reverbs work in guitar amps? Phil Allison <pallison49@gmail.com> - 2017-03-19 22:32 -0700
Re: How do those Spring Reverbs work in guitar amps? jurb6006@gmail.com - 2017-03-20 03:52 -0700
Re: How do those Spring Reverbs work in guitar amps? bitrex <bitrex@de.lete.earthlink.net> - 2017-03-20 15:18 -0400
Re: How do those Spring Reverbs work in guitar amps? Tauno Voipio <tauno.voipio@notused.fi.invalid> - 2017-03-20 21:28 +0200
Re: How do those Spring Reverbs work in guitar amps? bitrex <bitrex@de.lete.earthlink.net> - 2017-03-20 16:26 -0400
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