The CR-78 CompuRhythm is one of THE Classic Drum machines from Roland.
It's quite small compared to a 808 or 909.
DIMENSIONS:
300(W) x 280(D) x 205(H)mm
11.8″(W) x 11.0″(D) x 8.1″(H)
NET WEIGHT:
5.5 kg/12.1 lbs
It was made famous by its use by prominent pop musicians. The machine featured in "Vienna" by Ultravox, "Heart of Glass" by Blondie and "In the Air Tonight" by Phil Collins.
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These come dressed either in wood or black
There are 5 sliders, 31 buttons & 5 knobs
RHYTHM SELECTION BUTTONS:
Rock 1-4, Disco 1-2, Waltz, Shuffle, Slow Rock, Swing, Fox Trot, Tango, Boogie, Enka, Bossanova, Samba, Mambo, Chacha, Beguine, Rhumba.
VOICES:
Bass Drum, Snare Drum, Rim Shot, Hi-Hat, Cymbal, Maracas, Claves, Cow Bell, High Bongo, Low Bongo, Low Conga.
CANCEL BUTTONS:
Cymbal + High Hat, Bass Drum, Snare Drum, Cow Bell + Claves.
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It was the second drum machine to use a microprocessor. (That honour belongs to Paia's Programmable drum set).
Ikutaro Kakehashi (The founder of Roland Corporation) says that at the time the only CPU choices were the MOS Technology 6502 and the intel 80 series.The 6502 was difficult to get in japan so the 8048 won out.
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This was a very important advance in drum machine technology. Users could now program and store their own drum patterns
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OUTPUT
Start/Stop, Variation (DP-1, DP-2)
Write (TS-1)(TRIGGER PULSE OUT)
TRIGGER PULSE SELECT IN SWTTCH:
8 Beat, 16 Beat, Combination
EXT. CLOCK (trig out):
0 to 15V pulses. min. 5ms width
A Pedal Switch DP-2 & Write Switch WS-1 (Roland programmer)
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For more info on the history of Roland Drum Machines click here
It's quite small compared to a 808 or 909.
DIMENSIONS:
300(W) x 280(D) x 205(H)mm
11.8″(W) x 11.0″(D) x 8.1″(H)
NET WEIGHT:
5.5 kg/12.1 lbs
It was made famous by its use by prominent pop musicians. The machine featured in "Vienna" by Ultravox, "Heart of Glass" by Blondie and "In the Air Tonight" by Phil Collins.
There are 5 sliders, 31 buttons & 5 knobs
5 sliders, 31 buttons, 5 switches and 5 knobs
5 sliders, 31 buttons, 5 switches and 5 knobs
5 sliders, 31 buttons, 5 switches and 5 knobs
RHYTHM SELECTION BUTTONS:
Rock 1-4, Disco 1-2, Waltz, Shuffle, Slow Rock, Swing, Fox Trot, Tango, Boogie, Enka, Bossanova, Samba, Mambo, Chacha, Beguine, Rhumba.
VOICES:
Bass Drum, Snare Drum, Rim Shot, Hi-Hat, Cymbal, Maracas, Claves, Cow Bell, High Bongo, Low Bongo, Low Conga.
CANCEL BUTTONS:
Cymbal + High Hat, Bass Drum, Snare Drum, Cow Bell + Claves.
It was the second drum machine to use a microprocessor. (That honour belongs to Paia's Programmable drum set).
Ikutaro Kakehashi (The founder of Roland Corporation) says that at the time the only CPU choices were the MOS Technology 6502 and the intel 80 series.The 6502 was difficult to get in japan so the 8048 won out.
(the 8 bit CPU - NEC D8048-C015)
This was a very important advance in drum machine technology. Users could now program and store their own drum patterns
8 bits CPU NEC D8048-C015Users could now program and store their own drum patterns By tapping you could create your own pattern. You could also combine this with one of the preset patterns.
Start/Stop, Variation (DP-1, DP-2)
Write (TS-1)(TRIGGER PULSE OUT)
TRIGGER PULSE SELECT IN SWTTCH:
8 Beat, 16 Beat, Combination
EXT. CLOCK (trig out):
0 to 15V pulses. min. 5ms width
A Pedal Switch DP-2 & Write Switch WS-1 (Roland programmer)
Roland programmer
are useful accessories-----------------------------------------------------------------------------------------------------------------
For more info on the history of Roland Drum Machines click here