Ensoniq SQ-R

Released in 1990

Ensoniq's SQ-R was a rack version of the SQ-1, but without the sequencer. The SQ-R Plus added extra waves to the wavetable (most notably piano waves), and the 32-Voice versions upped the polyphony from the original 21 notes to 32 notes.

Ensoniq SQ-R
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We stock both NEW and USED parts; all used electronic parts are tested and guaranteed working.

This listing reflects our current inventory and is updated in real time. If a part is shown as Out of Stock, we typically don't know when or if we might have it again - but click on the part for more info, and then you will be able to sign up for an alert when we do have it available again. By including out of stock parts in our listings, we hope to offer customers a more complete and useful resource.

We cannot diagnose repair issues by phone or email. For technical questions, we suggest posting on our Forums, where our techs - as well as other users - can offer help.

AC line filter/cord receptacle
AC line filter/cord receptacle
$4.95 (Part #4015)
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Battery, 3V lithium
Battery, 3V lithium
$7.95 (Part #4127)
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Battery, 3V lithium
Battery, 3V lithium
For memory card only
$2.95 (Part #4424)
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Ensoniq SQ-R Musician's Manual, pdf file
$6.95 (Part #SQRMAN)
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IC, 4051 multiplexer chip
IC, 4051 multiplexer chip
$2.95 (Part #4319)
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IC, 5700000201 processor chip
IC, 5700000201 processor chip
$34.95 (Part #4345)
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IC, 609-0381303 Ensoniq OTIS processor chip
IC, 609-0381303 Ensoniq OTIS processor chip
$39.95 (Part #4336)
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IC, 68000P10 processor chip
IC, 68000P10 processor chip
$39.95 (Part #3389)
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IC, 7407 hex buffer/driver chip
IC, 7407 hex buffer/driver chip
$2.95 (Part #3397)
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IC, 74LS00N quad gate
IC, 74LS00N quad gate
$2.95 (Part #3429)
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IC, 74LS174 flip-flop
IC, 74LS174 flip-flop
$2.95 (Part #3149)
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IC, 74LS244 buffer/line driver
IC, 74LS244 buffer/line driver
$2.95 (Part #3424)
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IC, 74LS245 bus transceiver
IC, 74LS245 bus transceiver
$2.95 (Part #3395)
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IC, 74LS373 flip-flop
IC, 74LS373 flip-flop
$2.95 (Part #3051)
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IC, D43256 memory chip
IC, D43256 memory chip
$10.95 (Part #4337)
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IC, LM339N quad comparator
IC, LM339N quad comparator
$2.95 (Part #2733)
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IC, TL072 op amp
IC, TL072 op amp
$2.95 (Part #3388)
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Memory card, 32k SRAM
Memory card, 32k SRAM
$74.95 (Part #SRAM32)
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Nut for 1/4-inch phone jack
Nut for 1/4-inch phone jack
$0.95 (Part #4123)
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Phone jack, 1/4-inch, 4-pin PCB mount
Phone jack, 1/4-inch, 4-pin PCB mount
For all jacks
$7.95 (Part #4177)
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Power cord
Power cord
$7.95 (Part #PC)
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Power switch, rocker type
Power switch, rocker type
$5.95 (Part #4020)
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Pushbutton tact switch, 4.7mm, 4-pin
Pushbutton tact switch, 4.7mm, 4-pin
$2.95 (Part #4004)
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Pushbutton tact switches, pkg of 10
Pushbutton tact switches, pkg of 10
$19.95 (Part #4004X)
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