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Yamaha Electone GX-1 Service Manual page 17

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Gx-1
(S/#
5030 ~
|
Contents of Circuit Board
Circuit Board
Contents
Location
TEK
which controled by Knee Lever Detected Signal
* Expression Detector
* Expression Circuit
* Dynamic
Range Control Circuit
* Tone Cabinet Selector and Total Volume Control
Circuit
* The Amplifier for Output
on the Rack
STR
* UK Signal Preamplifier (2 Amplifiers)
- ox
—do.—
* SK
—do.—
"Pr.
—do.—
(one amplifier)
* UK and LK Reverb Signal Pick Up Amplifier
"* SK Reverb Signal Driving Amplifier
* SK Reverb Signal Pick Up Amplifier
* SK Key Voltage Converter (Lenear Voltage to
Logarithm Voltage)
on the Rack
Ss
* Random Noise Generator (for Ring Modulator)
* Portamento Precedence Circuit
(Portamento Keyboard Precede to Solo Keyboard)
* Portamento Key Voltage Delay Circuit
* Solo Sub Oscillator (VCOI)
* Waveform Converter for Solo Sub Oscillator
* Oscillator (VCOI) for Ring Modulator
* Ring Modulator
on the Rack

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