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SENSITIVITYBASS VOLUMEBRASS VOLUME

Enclosure not stated · 3 knobs

Experimentalists Anonymous

Maestro Brassmaster

Based on the Maestro Brassmaster· 6 other boards clone it

Category
Fuzz· Fuzz and Fuzzy Noisemakers
Controls
Sensitivity · Bass Volume · Brass Volume
Price
see vendor
Tags
Fuzz and Fuzzy Noisemakers
Open the schematic at Experimentalists Anonymous

Schematic

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Parts list 43 rows

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Check before you build · 1 value the reader of this schematic was not sure of
  • Harmonic switching: drawn as an SPST (82k) and a separate SPDT (3k3/22k); they may be one DPDT switch
RefValueNormalizedTypeNotes
Resistors 18
×1150150Q2 emitter; read from the schematic by eye
×1390390Q1 emitter; read from the schematic by eye
×1470470Q6 emitter; read from the schematic by eye
×1820820supply filter, +9V to +8V; read from the schematic by eye
×11k1kQ5 emitter; read from the schematic by eye
×32k22.2kQ3 collector and emitter, Q4 emitter; read from the schematic by eye
×13k33.3kharmonic selector; read from the schematic by eye
×14k74.7kQ7 emitter; read from the schematic by eye
×26k86.8kBrass 1 filter; read from the schematic by eye
×310k10kQ6 input, Q6 bias, Q6 collector; read from the schematic by eye
×212k12kQ1 and Q2 collectors; read from the schematic by eye
×122k22kharmonic selector; read from the schematic by eye
×347k47ktwo in Brass 2 filter, one Q5 collector; read from the schematic by eye
×182k82kHarmonic switch; read from the schematic by eye
×3150k150ktwo Q1 bias, one brass path; read from the schematic by eye
×2220k220kQ4 bias; read from the schematic by eye
×1470k470kQ6 feedback; read from the schematic by eye
×21M51.5MQ2 and Q5 feedback; read from the schematic by eye
Capacitors 8
×2.005uF5nread from the schematic by eye
×1.01uF10nread from the schematic by eye
×2.05uF50nread from the schematic by eye
×2.1uF100ninput; Q4 base; read from the schematic by eye
×30.1uF100nQ1 out, Q2 in, T1 to ground; read from the schematic by eye
×51uF1uelectrolytic; read from the schematic by eye
×110uF10uelectrolytic, +8V filter; read from the schematic by eye
×125uF25uelectrolytic, +9V filter; read from the schematic by eye
Diodes 4
D11N40011N4001read from the schematic by eye
D21N40011N4001read from the schematic by eye
D31N40011N4001read from the schematic by eye
D41N40011N4001read from the schematic by eye
Transistors 7
Q12N33922N3392read from the schematic by eye
Q22N33922N3392read from the schematic by eye
Q32N33922N3392read from the schematic by eye
Q42N33922N3392read from the schematic by eye
Q52N53082N5308Darlington; read from the schematic by eye
Q62N33922N3392read from the schematic by eye
Q72N33922N3392read from the schematic by eye
Potentiometers 3
Sensitivity10k10kPotentiometerread from the schematic by eye
Bass Volume10k10kPotentiometerread from the schematic by eye
Brass Volume10k10kPotentiometerread from the schematic by eye
Switches 3
HarmonicSPSTSPSTHi-Low, switches the 82k; read from the schematic by eye
×1SPDTSPDTselects 3k3 or 22k at Q4 emitter; may be ganged with Harmonic; read from the schematic by eye
Brass 1/Brass 2DPDTDPDTselects the 6k8 or 47k filter pair; read from the schematic by eye

Other boards based on the Maestro Brassmaster