Korg PS3300 (early model), Roland System700 and two Electrocomp 400 Sequencer at The Synth Sanctuary Recording Studio in New York City, all refurbished by us. We're looking to buy or trade for a full System 700 and a later model PS-3300 - please email us if you know where we can...

Ever listen to a song and wonder "what's that synth"? We do too. All the time. We asked our friend Christopher Fudurich from Moderns which vintage synths were used on a couple of our favorite tracks, Matter and Terrestrial, and he was kind enough to send us the following breakdown:...

Tone Tweakers has restored and maintains the entire massive vintage synthesizer collection at The Synth Sanctuary electronic music studio in NYC. It's essentially a private recording studio, but resident synth programmer Jay Wires is occasionally available to work on select projects. Rare instruments include ARP 2500, ARP 2600s, a vintage Moog 55 with Bode...

This is what an Oberheim OB-SX restoration done right should look like, as opposed to the half-assed jobs done by most people these days. This particular OBSX was reportedly layered with the Yamaha CS80 on Bruce Springsteen's massive 80s hit "Born In the USA" so we struggled with it for a...

We know we're about 5 years late to the party, but we just started using Instagram this week! We still have no clue what we're doing, but please welcome us to the year 2012 by following us and we will love you forever. Our Instagram name is... tonetweakers

Tone Tweakers has had a YouTube channel for ages, but we'd been pretty inactive for a while.  We just recently began posting some new videos and hope to use it more regularly, so please subscribe to our channel for lots of short videos featuring the various vintage synthesizers and other items we deal in. You...

Our May 2017 Newsletter is below, minus the pretty pictures. Please subscribe to our newsletter mailing list in the bottom righthand corner of this page.   RECENTLY LISTED ITEMS....Meticulously restored by perfectionists, working like new again and ready to play! Early Serge Modular, EMS Vocoder, Synthi A, Massive Synthesizers.com system, ARP 2600s...

We love all modular synths, old and new. Here's a huge example of one of the newer analog modulars that we'd love to swap for a vintage system, working or not. We're interested in stuff like a Roland System-700, Polyfusion, Emu Modular, ARP 2500, Buchla, etc. Or, we'd consider some smaller...