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vintage synthesizer repair and restoration

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Memory Liberator memory modules (8 products)
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45 products

"Bender Perfecter" pitch bend wheel symmetry mod for Prophet 5 /10 and Memorymoog

"Bender Perfecter" pitch bend wheel symmetry mod for Prophet 5 /10 and Memorymoog

Regular price $40.00 USD

Regular price Sale price $40.00 USD
Unit price per
Akai MPC-60

Akai MPC-60

Regular price $3,000.00 USD

Regular price Sale price $3,000.00 USD
Unit price per
ARP Odyssey - Mark III

ARP Odyssey - Mark III

Regular price $2,000.00 USD

Regular price Sale price $2,000.00 USD
Unit price per
ARP Quadra

ARP Quadra

Regular price $9,800.00 USD

Regular price Sale price $9,800.00 USD
Unit price per
ARP Quartet

ARP Quartet

Regular price $900.00 USD

Regular price Sale price $900.00 USD
Unit price per
ARP Solina String Ensemble SE-IV

ARP Solina String Ensemble SE-IV

Regular price $2,500.00 USD

Regular price Sale price $2,500.00 USD
Unit price per
Bell Tone Synth Works "Brain Waveforms" T-Shirt

Bell Tone Synth Works "Brain Waveforms" T-Shirt

Regular price $22.00 USD

Regular price Sale price $22.00 USD
Unit price per
DIY Electronic Music Gear Repair Workshop #4 - March 22, 2026

DIY Electronic Music Gear Repair Workshop #4 - March 22, 2026

Regular price $50.00 USD

Regular price Sale price $50.00 USD
Unit price per
ElectroComp EML-101

ElectroComp EML-101

Regular price $6,000.00 USD

Regular price Sale price $6,000.00 USD
Unit price per
EML-101/100 1V/Octave Mod

EML-101/100 1V/Octave Mod

Regular price From $30.00 USD

Regular price Sale price From $30.00 USD
Unit price per
Fender Chroma Polaris

Fender Chroma Polaris

Regular price $2,000.00 USD

Regular price Sale price $2,000.00 USD
Unit price per
Juno 106 bulk untested voice chips - pack of 6

Sale

Juno 106 bulk untested voice chips - pack of 6

Regular price $60.00 USD

Regular price ~~$72.00 USD~~ Sale price $60.00 USD
Unit price per

Sale
Korg Preset 900PS

Korg Preset 900PS

Regular price $1,200.00 USD

Regular price Sale price $1,200.00 USD
Unit price per
Linn LinnDrum

Sold out

Linn LinnDrum

Regular price $5,000.00 USD

Regular price Sale price $5,000.00 USD
Unit price per

Sold out
LOT OF 4 SETS of New Dust Protectors for Roland Juno 106 Sliders (save $20!)

LOT OF 4 SETS of New Dust Protectors for Roland Juno 106 Sliders (save $20!)

Regular price $100.00 USD

Regular price Sale price $100.00 USD
Unit price per
Moog Memorymoog "Memory Liberator" F-RAM upgrade - battery eliminator mod

Moog Memorymoog "Memory Liberator" F-RAM upgrade - battery eliminator mod

Regular price $75.00 USD

Regular price Sale price $75.00 USD
Unit price per
Moog Memorymoog PLUS "Memory Liberator" upgrade - replaces the battery and all 8 RAM chips!

Moog Memorymoog PLUS "Memory Liberator" upgrade - replaces the battery and all 8 RAM chips!

Regular price $135.00 USD

Regular price Sale price $135.00 USD
Unit price per
Moog MG-1 / Realistic Concertmate Slider and Switch Dust Gaskets Set

Moog MG-1 / Realistic Concertmate Slider and Switch Dust Gaskets Set

Regular price $30.00 USD

Regular price Sale price $30.00 USD
Unit price per
Moog Opus 3

Moog Opus 3

Regular price $1,700.00 USD

Regular price Sale price $1,700.00 USD
Unit price per
Moog The Rogue Panel Slider and Switch Gaskets / Dust Protector Set

Moog The Rogue Panel Slider and Switch Gaskets / Dust Protector Set

Regular price $30.00 USD

Regular price Sale price $30.00 USD
Unit price per
Oberheim OB-8 "Memory Liberator" battery eliminator RAM upgrade

Oberheim OB-8 "Memory Liberator" battery eliminator RAM upgrade

Regular price $80.00 USD

Regular price Sale price $80.00 USD
Unit price per
Oberheim OB-SX

Oberheim OB-SX

Regular price $5,400.00 USD

Regular price Sale price $5,400.00 USD
Unit price per
Oberheim OB-Xa "Memory Liberator" memory upgrade module

Oberheim OB-Xa "Memory Liberator" memory upgrade module

Regular price $40.00 USD

Regular price Sale price $40.00 USD
Unit price per
Prophet 10 “Memory Liberator” F-RAM Upgrade

Prophet 10 “Memory Liberator” F-RAM Upgrade

Regular price $90.00 USD

Regular price Sale price $90.00 USD
Unit price per

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Bell Tone Synth Works LLC is an electronic musical instrument repair workshop based in Philadelphia, PA offering professional repairs and restorations of vintage synthesizers and drum machines.

267 683-5442 belltonesynthworks@gmail.com

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