Fairchild μA726

Fairchild μA726 in TO-99 package

The Fairchild μA726, designed by Bob Widlar, consists of two matched NPN transistors and a temperature control circuit that maintains a constant chip temperature.^[1]

Synthesizers using the uA726

DIY

Prebuilt

Buchla 258 VCO
Buchla 259 VCO
Buchla Model 208 (Music Easel) - the modulation oscillator, not the principle oscillator.^[2]
Crumar Spirit
EML 101, one for filter one for VCO
Kawai 100F/110F
Kawai 100P
Korg Trident mkII
Moog Minimoog
Moog Polymoog
Moog Sonic Six
Polyfusion Series 2000
RSF Kobol
Roland Jupiter-4
Roland ProMars MRS-2
Roland SH-1
Roland SH-2
Roland SH-5
Roland SH-7
Roland SH-09
Roland system 100 - Synthesizer 101
Roland system 100 - Expander 102
Roland System 100M
Roland System 700^[3]^[4]^[5]

References

^ Formant – the Elektor Music Synthesiser (4) by C. Chapman, Elektor, Oct 1977, p. 42
^ Fairchild uA726, Synth-DIY email list, Sep 2009
^ Ua 726 usage in which synths, Synth-DIY email list, Aug 1999
^ ua726 in Roland synths, Synth-DIY email list, Aug 1999
^ A table listing hardware attributes, SD Synth Architecture Notes

External links

uA726 Replace, TonAtelier Lauter, Germany
pA726 PCB only for drop-in replacement, Portabellabz.be

Data sheet

Fairchild μA726 data sheet, 1982

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[1] Formant – the Elektor Music Synthesiser (4) by C. Chapman, Elektor, Oct 1977, p. 42

[2] Fairchild uA726, Synth-DIY email list, Sep 2009

[3] Ua 726 usage in which synths, Synth-DIY email list, Aug 1999

[4] ua726 in Roland synths, Synth-DIY email list, Aug 1999

[5] A table listing hardware attributes, SD Synth Architecture Notes

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