mxrhott

+ - + - + + + + + - The MXR Hot Tubes is a commercial cousin of Craig Anderton’s "Tube Sound Fuzz". It differs in that it uses a dual = 1/6 of CD 4049 CMOS inverter. Vdd on pin 1, Vss on pin 8 opamp input buffer, more stages, and more filtering. Also, there appears to be a DC offset in the bias points of two of the inverter/distortion stages. 1M 120k 20k 20k 1uf 75k 8k2 1m5 150k 2m2 470k 15k 1m 220k 220k +9v 220k IN OUT unknown value unknown value 10K? 100k? = 1/2 of dual 741 or 4558 opa mp; +v on pin 8, -v on pin 4 MXR Hot Tubes Distortion 47pf 22pf 0.1uf 30uf 1uf 0.1uf 0.015uf 0.22uf 4.7uf 22pf

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hot distortion for guitar

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The MXR Hot Tubes is a commercial cousin of Craig Andertons "Tube Sound Fuzz". It differs in that it uses a dual

= 1/6 of CD 4049 CMOS inverter. Vdd on pin 1, Vss on pin 8

opamp input buffer, more stages, and more filtering. Also, there appears to be a DC offset in the bias points of two of the inverter/distortion stages.

1M 120k

20k

20k1uf

75k

8k2

1m5

150k

2m2470k

15k

1m220k

220k

+9v

220k

IN OUT

unknown valueunknown value10K?100k?

= 1/2 of dual 741 or 4558 opamp; +v on pin 8, -v on pin 4

MXR Hot Tubes Distortion

47pf

22pf

0.1uf

30uf

1uf

0.1uf 0.015uf 0.22uf

4.7uf

22pf