Digital waveform synthesizer programmer (21 pages)
Summary of Contents for Retroaktiv MPG-50
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OWNER’S MANUAL MANUAL VERSION 1.0 for MPG-50 OS 1.0...
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The MPG-50 is a MIDI controller designed to work with the Alpha Juno 1 & 2, and MKS-50 The RANDOM TONE GENERATOR on the MPG-50 is a synthesizers. It can control 2 of these synthe- powerful tone creation tool featuring the ability to...
To begin using the MPG-50 connect the DC power adapter to the DC power jack and use the ON/OFF button in the rear of the unit to turn on. When power is applied, the MPG-50 splash logo will be dis- played on the OLED display.
SHIFT and pressing the RIGHT button will transpose the Alpha Juno’s DCO up one octave. Pressing LEFT while holding shift will transpose the DCOs one octave down. There are several menu pages on the MPG-50. To access a menu, use the navigation buttons on the front panel.
MPG. The MPG uses MIDI to communicate with the AJ & MKS-50. There are 2 “channels” avail- able on the MPG-50, a MAIN, and an AUX channel. Note that the MAIN and AUX cchannels are not MIDI chan- nels.
ASSIGN MENU The MPG-50 features a powerful feature called an ASSIGN. There are 3 separate ASSIGNs in the MPG-50: ASSIGN A, ASSIGN B, and ASSIGN P. Each assign allows users to control up to 5 Juno parameters using the CTRL A, CTRL B sliders, and the EXPRESSION PEDAL.
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USER PRESET will be recalled. If the current ASSIGN is on a USER PRESET, then the DEFAULT will be recalled. A memory card upgrade is planned for the MPG-50, which will allow users to save as many ASSIGN setups as they wish.
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CC ASSIGN MENU The MPG-50 will allow users to transmit any CC message (0-127) from any of the 35 parameter sliders. This is a useful feature that allows the MPG-50 to send controller messages to other hardware or software synths. On boot-up, the default setting of each slider if for user selected CCs to be turned off.
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KEY MODE - Sets key mode on the ALPHA JUNO. Note: There is a bug in the original ALPHA JUNO 1 & 2 firmware that incorrectly makes the AJ read the MONO command as the CHORD MEMORY command. The MPG-50 uses the sysex commands given in the owners manual of these products.
RETROAKTIV MPG-50 OWNER’S MANUAL ENVT - This affects ENV T1, T2, T3, T4. LFO - This affects LFO RATE and LFO DELAY. CHORUS - This affects CHORUS ON/OFF and CHORUS RATE. AMOUNT - The amount of randomization can be changed using this setting. Use this to limit the range of a randmoized setting to + and - the AMOUNT.
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VCF Env Sel In the MIDI settings menu, users can set the communication VCA Env Sel preferences of the MPG-50. In the DATA setting for the MAIN and AUX channel, SYSEX or CC can be selected. If SYSEX is selected, Sq Select...
RETROAKTIV MPG-50 OWNER’S MANUAL WEIGHT AND DIMENSIONS The MPG-70 is 6.6 pounds and the enclosure measures 14.5” x 5.8” x 1.5”. The MPG-50 can also be rackmounted using optional rack ears, which can be purchased at www.RetroaktivSynthesizers.com. The enclosure has 4 heavy-duty screw-on rubber feet for no-slip tabletop use.
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