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ROLAND TR-707 (1985)

Roland tr707

Trend price : 400€

Digital drum machine based on samples and step sequencer with advanced synching options.

Overview
(weight: 1.5Kg) The main panel features 1 knob, 16 buttons, 16 non-dynamic pads and a central volume mixer for each instruments.
Back panel terminal connectors:
- 11 separate outputs
- main out
- headphones
- footswitch input for start/stop
- trigger out (+5V)
- tape intrface
- Midi interface
- sync at 24 PPQ



Voice
main core is a Hitachi HD6303X CPU manages 10 channels. Each voice has one or different assigned samples from a wavetable, sounds cannot be edited in anyway but volume mixing.

Wavetable
ROM contains 15 samples at 6 bits resolution: kick, snare, tom, rimshot, cowbell, crash, hihat, cymbal, ride, clap and tombourine

Sequencer
notes can be entered by either: realtime with metronome or step mode with a 16 steps grid.
Some recording functions:
- shuffle adjustment
- swing option
- variable quantisation resolution
- 3 accent velocities off / mid / strong

Sync
the TR-707 can be synchronized to other units in 3 different manners:
- Midi clock
- tape sync
- sync at 24 PPQ
The trigger out signal generates pulses at +5V (controlled by rimoshot) and syncs arpeggiators or sequencer like Juno-60 or SH-101

Memory
- RAM 64 patterns
- RAM 4 songs



Audio demo:


Video Clip:

video clip


 

Review
OK: sync-midi / sequencer / aux outs
NOT : limited Midi / no sound edit / expensive
"Now a classic digital drum machine, not to mention the excellent programmer. "

cool


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Text , review, special demos copyright polynominal.com / Eric Pochesci

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