Roland MIDI Channel Filter/Converter MPU-103 – 2 modules, rack mounted

Roland MIDI Channel Filter/Converter MPU-103     No serial numbers    Condition:  V Good (Have been gigged)

• MIDI In, Out and Thru back panel connectors
• Rotary knob to select MIDI channel 1-16
• If Converter ON/Off switch is off, only selected channel messages appear at MIDI out
• Rotary knob to select converted MIDI channel 1-16
• If Key Event only switch is off, only selected and converted(channel) MIDI messages appear at MIDI out
• If Key Event only switch is on, then only ‘Key’ (Note On/Off) messages appear at MIDI out, either on the selected channel, or on the selected and converted channel
• Convenient “circuit diagram” on the lid
• Comes with generic wall-wart PSU.  9vDC pin is negative.
• Price is for one. Take both, get the rack tray!