I got a mod pan first but then found some vintage gibbs pans that nailed the vintage drip much more closely. Convincing spring reverb emulation, on the other hand, must replicate the sonic je ne sais quoi derived from the mechanical process of routing a guitar signal through electrified springs. The 6740 hot springs reverb project kit is just a building block approach for a linelevel spring reverb unit to be patched into a mixer in a studio situation. Jun 16, 2017 a spring reverb relies on lightly tensioned springs with transducers at either end. For a spring reverb you need to excite the springs with an audio signal at one end and at the other end pick that signal up again. You can use a 12at7 which is similar to the fx loop right next to it. After the demise of malekkos spring chicken and chicklet reverbs, malekko finally brought back their reverb sound with the spring reverb emulator. Malekko omicron series spring reverb emulator pedal. Its a two channel reverb unit based on two accutronics reverb tanks housed in.
The overall sound i am looking for is a fender 63 type reverb surfy sound. Reverb short for reverberation simulates the reflected sound from a rooms interior. Adding a few jacks, pots, and a preamp, peter had a very nice and extremely large spring reverb. Including a discussion on how to test the resistance of the input and output stages of. A reverberation, or reverb, is created when a sound or signal is reflected causing numerous reflections to build up and then decay as the sound is absorbed by the surfaces of objects in the space which could include furniture, people, and air. The reverb circuit is inserted just before a guitar amplifiers phase inverter in a pushpull amp or just before the driver. The drive coil has a nominal impedance specified at 1khz, but it also has considerable inductance. Usually this is done by attaching the spring to a magnet and then exiting that magnet through the magnetic field of a coil at one end and picking the vibrations up with. Bandive great british spring this infamous british unit features a pair of accutronics tanks housed in a length of grey or black plastic drainpipe. Spring reverb tanks explained and compared antique. The only akglicensed emulation of this oneofakind spring reverb. I think 6g15s are king, then followed by the onboard fender spring reverbs in amps like deluxe reverbs or princeton reverbs, then reverb emulators in pedals. The spring is mounted with tiny ball bearings to allow for free rotational movement.
The reverb assembly consists of a 1 58 inch diameter slinky jr spring suspended on a four foot long frame, mechanically coupled to speaker drivers as transducers, and installed in a foam lined packing case. The wave is a versatile standalone, tubedriven analog springreverbunit kit it can be used in front of your guitar amp or as a linelevel analog reverb effect for the recording studio two controls allow you to serve up a wide range of wetness from just a touch to over the top psychedelia the dwell control adjusts the input signal level. The 3 spring offers more of a hall sound and not the boingy sound from 2 spring. The spring thing tube spring reverb unit valvetrain. It can be used in front of your guitar amp or as a linelevel analog reverb effect for the recording studio. Spring reverb construction and operation the main components used to produce the spring reverb effect are. The input transducer of a reverb tank is a coil of wire wound around an iron core. Its a two channel reverb unit based on two accutronics reverb tanks housed in a length of black plastic drainpipe. Renaissance reverb lets you choose from 12 reverb types, including halls, room, chamber, church, plates, reverse, gated, nonlinear, echoverb, and resoverb. Classic stereo spring reverb, plug one channel into the other for mono audio clip available tracked on july 6th, 2018. The ecoplate i, designed by jim cunningham, was the first in the ecoplate series. Spring reverb construction and operation 1 the main components used to produce the spring reverb effect are.
Bandive accessit stereo spring reverb for sale soundgas. If you have an old amplifier that is not working, you can pull the spring reverb out of the box and set it on a table. The springthing is our all tube, triple spring reverb unit. More information on reverb tanks is also available at rod elliots site. The pan makes all the difference in reverb quality and character. Spring reverb, spring reverb plugin, buy spring reverb. The main functional component is a large metal plate within a soundproof box see header photo, which is vibrated by an output driver much like that in a loudspeaker above centre. The reverb circuit is inserted just before a guitar amplifiers phase inverter in a pushpull amp or just before the driver last gain stage before the power tube in a. Laurens hammond was granted a patent on a springbased mechanical reverberation system in 1939.
Spring reverb in vintage pro audio equipment for sale ebay. And of course the hot vacuum tubes driving many iconic reverb units are integral to the sound, too. The fidelity is much improved over the earlier design, it is suitable for use as a frontend to a guitar amplifier. Connecting to and from the spring reverb and the tank driver is easy and most spring reverbs are clearly marked with input and output. The circuit is based on roy mallorys tech note and tone control, which is useful a symmetrical cutboost of bass and treble. This is my secondgeneration solidstate guitar reverb circuit. The length of time required for the arrival of the very first reflections is called the delay time usually on the order of tens of milliseconds, e.
The driver transducer functions like a tiny speaker motor except instead of a paper cone, its affixed to several springs. A spring reverb system uses a transducer at one end of a spring and a pickup at the other, similar to those used in plate reverbs, to create and capture vibrations within a metal spring. Fender licensed the reverb circuit from hammond and surf guitar was born. Great british spring reverb fixed and restored hackspace. With dualband eq, damping controls and an updated intuitive interface, renaissance reverb gives you the flexibility you need from a reverb effect. It featured an extended high frequency response, a rugged plate suspension system along with a 3pole filter in the driver amp, giving the unit a very smooth and. Vintage bandive great british spring reverb demo youtube. The uverbia is a real spring reverb pedal which has a driver that sends a signal to a spring tank in a similar manner to a guitar amplifier. The fender reverb unit 6g15 was a vacuum tube, spring reverb equipped effects unit made by fender. Dwell, mixer and tone and includes a 12at7 tube as a preamplifier. Mono in and stereo out with a useful sweepablefrequency cutboost eq. Build your own spring reverb tape op magazine longform. Gibson gpa 35, 4 channel mixer amp, with spring reverb and eq, vintage. A transformerless constantcurrent reverb driver introduction.
Reverberation, in psychoacoustics and acoustics, is a persistence of sound after the sound is produced. Hi i am in the midst of making a spring reverb unit, it is my first electronics project and i could use some help from some people who are more knowledgeable on the subject than i am. May 19, 2012 adding a few jacks, pots, and a preamp, peter had a very nice and extremely large spring reverb. The plate reverb translation is also a staple of pro recording studios around the globe. Spring reverb drivers information on driving spring reverb using valves tubes seems to be rather sparse, so the following is presented as a guide to valve amp designers. The spring reverb is a flexible, easytobuild voltage controlled diy mono spring reverb module.
In 2011 i published a schematic for a little spring reverb driver based on roy mallorys tech note for using a very simple op amp circuit to drive. Everything i know about spring reverb an mk2 version of music thing modulars spring reverb module went on sale this weekend. The driver was a phonograph cutting cartridge and the pickup was a dynamic cartridge. This article considers only the driver stage, and not the reverb recovery stage which is usually a simple triode gain stage, unfortunately. Anarchy audio spring driver analog spring reverb for your board. Ive considered doing a diy spring reverb but using. Really impressed with it, and for the price compared to other tube spring reverb unitskits, its unreal. Imagine you are inside a large hall and you clap your hands once. These are some notes about what the module does, how it was designed. A little trouble shooting info on spring reverb covering some of the common reasons it might not be working. Erbeverb grayscale black panel alternate matte black pcb panel for make noise erbeverb.
Bandive great british spring reverb recent audio reverb. The mind blowing tone comes from the fact that this pedal has a real spring tank, not a digital modeling unit that is commonly found in many pedals. The fender reverb unit 6g15 was a vacuum tube, spring reverbequipped effects unit made by fender. But their opamp driver circuit makes them great distortion boxes for. Ill post up a schematic when i have a few more values, but i was hoping someone could help me with a few questions. And the controls do alot more then the reverb control on most amps, it can produce a extreme amount of reverb. I found some simple circuits on the accutronics website. Vacuum tube reverb circuits traditionally have used a lowimpedance reverb tank coupled to the driver tube by a small output transformer. This is a great vintage spring reverb with a stunning sound which also reacts very well to abuse gets thick and crunchy when you overdrive the input. Introduced in the late 1960s, the akg bx 20 reverb was a highwater mark for akgs esteemed engineers. Spring reverb was invented by hammond and first used in their organs to liven up the tone in acoustically flat church interiors. The wet and dry versions are swapped for a good ab comparison. Input and output transducers each transducer consists of a coil centered around a magnetic lamination and small cylindrical magnets centered in the air gap of the lamination. The design was so successful, it was released as a separate piece of hardware dubbed the accusonics type 4 spring reverb.
A bandive great british spring reverb unit restored at hackspace catania. Great british spring reverb fixed and restored hackspacect. It uses a single, less than one dollar tl072cp op amp as the reverb driver and reverb recovery amps. Tombolas diy spring reverb driver circuit 8th july 2012 ive been fiddling with spring reverb for a while, probably because of reading gabriel roths famous shitty is pretty article in the late lamented big daddy magazine, where he talked about his way of using spring reverb on his throwback funk. The instructions for the spring reverb kit are divided into the 3 main sections of the circuit. The transformer matches the impedance of the driver amplifer to the reverb driver coil and allows a dual phase driving signal to power a reverb coil with one grounded side. Two controls allow you to serve up a wide range of wetness from just a touch to over the top psychedelia. The transformer is a standard 70 volt audio line transformer that is often found on pa systems.
That pedal was the visionary spring chicken spring. Vintage bandive the great british spring reverb with accessit. Effects kit mod kits, the wave, spring reverb amplified. Old school spring reverb literally uses the movement of springs to delay and replicate an audio signal. The number and density of reflections increases rapidly with time. Spring reverb is an authentic spring reverb recreation that will add vintage character and grit to any audio track. This simple, inexpensive spring tank reverb circuit is taken from the fender hot rod deluxe. Made by turnkey who also made the bandive great british spring this unit is a somewhat more practical size. This classic spring reverb is put through its paces with a selection of sound sources. A modern reverb tank consists of drivers, transmission springs, pickups, and a shock mounting system. When driving an 8 ohm reverb coil, r3 and r4 may need to be reduced in value 3. Feb 27, 20 a little trouble shooting info on spring reverb covering some of the common reasons it might not be working. Sr1 spring reverb build guide the instructions for the spring reverb kit are divided into the 3 main sections of the circuit.
Anarchy audio spring driver analog spring reverb for. An ingenious assembly of mechanical and electronic componentry, the bx 20 offered the glorious depth and color of spring reverb without any of the limitations. The hammond organ company was the first to create a compact reverb effect for their line of organs in 1960. Sep 17, 2011 hearing the bandive great british spring reverb was the cause of the initial excitement, the thing looks like a drain pipe. Akg bx 20 spring reverb uad audio plugins universal audio. The drive stage design would come from the same site and needs to be a current drive amp as the spring reverb tank uses coils as transducers, so it is needed to compensate. The unit features a class a tube amplifier for the driver input stage. I dislike units that use real springs packed into smaller enclosures, they always sound really bad imo with extremely short decay because of the short springs and high pitched resonance. Jul 07, 2017 a bandive great british spring reverb unit restored at hackspace catania. Its a two channel reverb unit based on two accutronics reverb tanks. Bandive great british spring reverb there is something quite special about trying various bits of kit, especially when it comes to the low end side of the budget spectrum. The hammond organ included a builtin spring reverberator spring reverberators were once widely. Everything i know about spring reverb music thing modular notes.
Traditional guitar reverbs are tuned to the sound of the guitar and the amplifier it is played through. I have seen some pictures which show the pipe actually contains an internal metal tank in the form of more common springs e. For all the power of modern processor chips, theres one thing reverb pedalsand even highend digital rack unitshave trouble nailing, and thats authentic springreverb sounds. May 10, 2018 bandive great british spring this infamous british unit features a pair of accutronics tanks housed in a length of grey or black plastic drainpipe.
The pickup transducer at the other end registers their reverberations. Many come close enough to satisfy players who simply want a dash of the springy mojo thats defined so much electricguitar work since the 1960s, but the warmth and complexity of a cranked vintage. It was discontinued in 1966 and was replaced by a solidstate model, the fr. The uverbia real spring tank reverb pedal screaminfx. In the ab763 schematic below the guitar audio signal is tapped off to the reverb circuit on the input side of the big 3. It also includes novel features such as a fully automatable shake control that will shake the virtual springs around for those thunderous spring effects. The sections should be individually built and tested one after the other, as opposed to building the entire unit all at once. The wave is a versatile standalone, tube driven analog spring reverb unit kit. It also includes novel features such as a fully automatable shake control that will shake the virtual strings around for those thunderous spring effects, and a tension control that tightens or loosens the springs to cover a wide range of spring reverb sounds. Nov 12, 2017 everything i know about spring reverb an mk2 version of music thing modulars spring reverb module went on sale this weekend.
The mix and dwell controls allow you tailor the response from just a hint of ambience to full out surf city. The driver transducer functions like a tiny speaker motor except. The reverb plate was the first really serious artificial reverberation technology, and was adopted by numerous studios before the advent of affordable digital reverb. The wave is a versatile standalone, tubedriven analog spring reverb unit kit.
Fitting the power of a spring reverb into this pocketsized pedal, the malekko spring reverb emulator sports a dwell circuit that gives it nearly bottomless depth and a mix control for wetdry. A spring reverb relies on lightly tensioned springs with transducers at either end. Spring reverbs provide a relatively simple and inexpensive method for creating reverberation effects. Such was the context for the great british spring reverb built by bandive, a company who supplied musicians and engineers with affordable tools. The surfy bear, being a fet circuit, will accept any pans impedance so you can experiment with different types of pans 2 or 3 spring, long or short.
It is only a small circuit board, a handful of components and wire, and a couple of reverb spring tanks provided as a companion to a d. Reverb is the marketplace for musicians to buy and sell used, vintage, and new music gear online. Everything i know about spring reverb music thing modular. They were mounted on brackets inside the tube alongside of the spring. The drive circuit for any spring reverb tank is critical by far the most critical part of the final system. A signal is driven into the drivers attached to one end of each spring, labeled input, which acts like a speaker. Hearing the bandive great british spring reverb was the cause of the initial excitement, the thing looks like a drain pipe. Available in monounbalanced or dualchannel balanced configurations, the great british spring is a capable, smoothsounding unit for use with a mixing desk, and can sound lovely added to guitars at.