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DIY Spring Reverb Unit?
Posted: Sat Apr 16, 2016 11:29 pm
by nieh
so, I have a few spare spring reverb tanks laying around, how difficult would it be to build an external reverb unit? I'd imagine I would need some sort of preamp and all that jazz. anyone have any experience doing so?
Re: DIY Spring Reverb Unit?
Posted: Sun Apr 17, 2016 12:08 am
by crochambeau
Not hard at all, visualize the reverb tank input as being a relatively high impedance LOW WATTAGE speaker load (they generally range from 8 on up into headphone type loads, though higher Z units do exist). The output from your tank can basically be treated like a weak guitar signal.
Loads of fun.
Re: DIY Spring Reverb Unit?
Posted: Sun Apr 17, 2016 10:02 am
by Dr Satan
It really depends on the tank. If it's a low impedance tank, then you can drive/recover with an opamp. If it's higher impedance, then it's more complicated.
http://sound.westhost.com/articles/reverb.htm
Re: DIY Spring Reverb Unit?
Posted: Mon Apr 18, 2016 7:51 pm
by Gigahearts_FX
Re: DIY Spring Reverb Unit?
Posted: Tue Apr 26, 2016 5:07 pm
by Dr Satan
DOOOOOOOOOOOOOOOOOOOOOOoooooooooooOOOOOOOOOOOOOOOOOOOOOOOOOOOD!! That shiz looks and sounds fan fucking tastic. And super cheap too. Like maybe $100 plus whatever the cost to build a box. Imma add this to my to-do list. Thanx mang!
Re: DIY Spring Reverb Unit?
Posted: Tue May 31, 2016 9:11 pm
by Dr Satan
Love love love the Surfy Bear. Totally nails that dripping wet surf tone. You can dial it back and get some more modest tones, but why? I took it to practice last Saturday and my guitarist has requested it for use in the studio when we go record in July.

I built the older through hole version and it was a breeze. Undoubtedly the easiest part of the build was populating the board, and it's a really well made board too. Highly recommend it. very surf, much drip, such WOW!