Rolls Rotorhorn RP-147
Rotating Speaker Simulator (1992)

 

Rackmount stereo leslie emulator featuring tremolo and vibrato / chorus effects.

RACK 1 unit
Main panel features 4 push buttons and a knob for volume input gain.

Back panel terminal connectors:
- stereo output
- stereo signal input
- Midi interface
- footswitch input for dual foot custom ROLLS RP8 that handles BYPASS mode and fast / slow selection (pressing both activates BRAKE mode).

 

VOICE analog circuit board based on various BBD including the MN-3007.

 

EFFECT mainly focused on simulation of leslie in fast and slow mode, in addition brake can be controlled by Midi signal. It is also possible to activate way more nice effects like tremolo (no controls) and a rich chorus OR vibrato.

MIDI leslie can be controlled by program change signal:
1: bypass
2: active (nothing changed)
3: active slow
4: active fast
5: active stop
Midi channel can be set using the dip switch, in addition the CC# 4 sets the horn simulaton speed quantisized in 8 bits from 1 to 128.

RELATED FAMILY:

Rolls RFX 147 Rotorhorn updated version with enhancements.

AUDIO DEMO

RP demo

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