The Roland S550 is a rack mount digital sampler dating from around 1989. It is commonly thought of as a '12 bit sampler' and a rack-mounted version of the S50 sampler without the keyboard. Both of these statements are sort-of true but understate the power of the S550 and why it is superior to the S50.. Roland - S-550 - Digital Sampler - unopened! Probably the last one worldwide original packaged - NOS Year Of Release: 1987 - Retail Price: $3,495 (USD) The S-550 is a 16-part digital sampler module with 2U and 3.5" floppy drive as sample memory. It is Roland's rack version of the keyboard sampler S-50 and offers twice as much memory and dynamic.
A great resource for new and seasoned S‑50 / S‑550 / S‑330 / W‑30 / S‑760 sampler owners. A lot of interesting information is here along with DIY's, Start‑Up Info and Free Sample Disks.In the late 1980's, the S‑50 and S‑550 were two of the hottest samplers on the market because of great sounds, free sample libraries and the ability to connect a color monitor and a mouse for.. The Roland S-550 is a 2U rack (velocity and aftertouch sensitive), 16 voice (8 part multitimbral), 16 bit, sampler, featuring a digital resonant low-pass filter, dedicated filter and amp 8 stage envelopes, LFO (sine or peak-hold waveforms with delay, polarity and sync), 3.5" DSDD Disk drive, mic and line inputs, 8 individual outputs, CRT.