Dr. Böhm Phasing Rotor 3-BBD chorus DIY
Ripped from an Top Sound DS organ. Super nice triple bucket brigade chorus…solina style strings!!! using just 1 Roland 100m saw oscillator.
Roland TR-909 tune+decay mods, firmware upgrade
Duration 10h for Mods: 700€ + parts (knobs+housing) + postage (No VAT (small business §19 (1) UStG)) https://youtu.be/oc9i99rsAnA Spring 2020 new full length video! Completely reverted the previous work. NOW it feels like my very own 909. Notice that signatures from Jeff Mills and Juan Atkins that i was lucky enough to meet during gigs. So the final list of modifications is almost endless since the great nava extra 9 project and Robin Whittle documented a lot of other stuff that i needed to try out. I was actually ok with it…read more
Korg Polysix repair+mod+MIDI
Got this baby in very bad nonworking condition. Had to replace the processor board (battery leakage) with a cloned version and to source 12 new SSM chips. It got also MIDI plus an input for using the internal chorus FX now. After cleaning its looking brand new. A nice 5k pot replacing R116 near IC31 will increase the unison detune! http://synthhacker.blogspot.de/2013/04/polysix-adding-detune.html Thx so much to Curetronic.com and Malte Rogacki for helping with the reanimation:)
BOSS CE-1 modifikationen nicht öffentlich
Fairly simple modification to my favourite chorus device. Its possible to use the depth of the vibrato section for the chorus as well now (or switch it back to original). I can perform this mod for your pedal as well! Please contact me here: www.jacobkorn.de/contact Mods: 200€ + parts (knobs+housing) + postage (No VAT (small business §19 (1) UStG)) The sound is a dx7 string patch btw. Input impedance mod: Replace the 50k volume pot with a 500k log and for R11 ( 470k) 1M in parallel (=319k). Duration:…read more
Behringer Smallstone Clone VP-1 stereo and vibe mod
Behringer Vintage Phaser VP-1 is a surprisingly good Smallstone Clone. Added stereo out and a vibe mode! Great for string machines and Rhodes!
Vermona Piano Strings Chorus+EQ input mod
This 80ies east german keyboard features a true 3 line BBD chorus section by the likes of solina and logan plus a 3 band eq that is accessible now via jack. Look for Mod 1-3 in section ST2. Thanks to vermona and Lutz Würker for sending the schematics. Time: 30min.
Roland TR-77 (trigger in mod) meets Rumburack
Knock on wood:) Rumburack Knit Rider triggers vintage Roland Drummachine with inverted positive triggers using Quattro Figaro. Clock out was used to sync to TR-77 preset rhythms. Mods by Jacob Korn. www.bastl-instruments.com RENT GEAR HERE: