EMS Synthi Sequencer 256 synthesizers can run on 6 AA

can run on 6 AA batteries as well if you would like to use it without being plugged in

Similarly you can dump and load all or individual patches via MIDI SysEx

It features a 32-voice drum/phrase sampler with up to 128MB RAM and extensive editing capabilities

The ADS 200 followed up on the heels of the original ADS 100 of 1980 (only one made

it features a shuffle and flam effect and its programming abilities are very impressive

EMS Synthi Sequencer 256 synthesizers can run on 6 AAOne of the rarest pieces of equipment from EMS, the massive Sequencer 256 is an important part of electronic music history, is probably the first commercially available digital sequencer, unrivalled for a decade or more. Tested sequencer, functions basically work but control voltages are unstable. Traced to bad trimmer resistors. Replaced all trimmers on C card, +2. 5V reference out of range of adjuster, traced to faulty 741 opamp, replaced. + 2. 5V