Yamaha SPX-90 II Replacement Parts

Browse 18 replacement parts for the Yamaha SPX-90 II (1987). The SPX-90 II is a single-rackspace digital multi-effects unit with MIDI implementation.

Parts for this model

• Battery, 3V lithium
• IC, 4053 multiplexer switch
• IC, 4556 dual op amp
• IC, 4558 dual op amp
• IC, 74HC02 NOR gate
• IC, 74HC04 hex buffer
• IC, 74HC174 flip-flop
• IC, 74HC373 octal D latch
• IC, 74HC74 dual flip-flop
• IC, HD6303RP 8-bit CPU
• IC, PCM54HP D/A converter
• Phone jack, 1/4-inch, 3-pin PCB mount
• Power switch cap, Yamaha
• Power switch, pushbutton
• Transistor, 2SA1015
• Transistor, 2SC1815
• Voltage regulator, 7815
• Voltage regulator, 7915