Lowrey Magic genie TG 44-I User Manual

Detailed description of the Lowrey Magic Genie 44, including dimensions and features.

Details on custom voicing, sustain, percussion presets, and auto wow effects for the upper keyboard.

Specifications for the lower keyboard voices, volume controls, and bass section features.

Information on automatic rhythm patterns, controls, and Genie chord functions.

Explains the tone generation circuitry, including master oscillator, octave synthesizers, and dividers.

Details upper keyboard keying, tabswitches, filtering, and preamplifier circuits.

Describes the process of filtering and amplifying audio signals for flute tonal quality.

Explains reed/string signal amplification, percussion modulation, and sustain control.

Details banjo amp, main preamp, and accompaniment modulator circuits.

Details lower keyboard keyswitching, tabswitches, and accompaniment modulation.

Explains the automatic start and hold functionality for rhythm patterns.

Details the circuitry for bass pedals, including keying, dividing, and preamplification.

Describes the function of pedal keyers and string/guitar bass preamps.

Circuit description for cancelling lower keyboard bass when using pedal bass.

Details the schematics for solo, percussion, auto wow, and slow attack effects.

Explains auto wow waveform shaping via keying and shaping circuits.

Details the Chord Function Generator (CFG) chip and its functions.

Describes the master oscillator for CFG and how magic chords are formed.

Details the circuitry for strumming and arpeggio pattern generation.

Explains high/low bass and root/fifth bass signal routing based on mode.

Details the Boogie Woogie bass pattern sequence and advance logic.

Details the rhythm function generator, clock, and instrumentation circuits.

Explains percussion, auto accompaniment, and bass keying logic.

Describes rhythm tone generation and snare/brush noise keying.

Details the power supply conversion and amplifier stages.

Lists and describes various user-adjustable controls and their purpose.

Visual representation of signal paths throughout the organ's circuitry.

Schematic for vibrato, master oscillator, and frequency divider circuits.

Schematic diagram of the tone generator circuits.

Schematic for upper keyboard keyswitching, tabswitching, and flute filtering.

Schematic for flute collector amp, reed/string collector amp, and their emitter followers.

Schematic for the percussion and slow attack modulator circuit.

Schematic of the keying network used for various functions.

Schematic for the main audio preamp and banjo amplifier circuits.

Schematic for lower keyboard accompaniment keyswitching and tabswitches.

Schematic for the accompaniment modulator and its emitter follower.

Schematic diagram detailing the bass pedal circuits and their functions.

Schematic for pedal keyer and string/guitar bass preamp circuits.

Schematic for upper keyboard solo keyswitches and percussion keydown detectors.

Schematics for auto wow shapers, reset, keyer, and slow attack driver.

Schematic for magic chord and bass keying functions within the CFG.

Schematics detailing strum keying, arpeggio keying, and associated pulse shapers.

Schematics for rhythm clock, instrumentation, and auto bass keying.

Schematics for snare noise generation and brush keying circuits.

Schematic detailing the organ's power supply components and connections.

Schematic illustrating the amplifier stages, pre-drivers, and output transistors.

Visual diagrams showing the pin configurations for various transistor case types.

Lists frequencies for different octaves, dividers, and key outputs.

Diagram illustrating the sequence of musical events for various rhythm patterns.

Guidance on identifying and ordering standard and special replacement parts.

Details required information and address for ordering replacement parts.

List of parts for the amplifier, power supply, and expression pedal assembly.

List of parts specific to the bass pedal assembly.

List of components for the chord function generator board assembly.

List of parts for the console and manual assemblies.

List of parts for the lower keyswitch board assembly.

List of parts for the pedal and percussion board assembly.

List of parts for the quality control board assembly.

List of parts for the rhythm board assembly.

List of parts for the tab panel assembly, including switches and controls.

List of parts for the tone generator and keyer board assembly.

List of parts for the upper keyboard keyswitch assembly.