Akashic Guitar effects circuit lookup
MSTRGAINBASSTREB

125B · 4 knobs

GuitarPCB

NostalgiTone WattAMP Single: Authentic ’70s Arena Rock Amp Tones

Category
Boost
Controls
Mstr · Gain · Bass · Treb
Price
see vendorin stock

From the vendor

Introductory Offer: Matching Plate + PCB — $11.95In stock and ready to ship — no wait.

Plate fits 125B enclosure

Description

Now available with a matching PCB control plate (fits 125B size enclosure) for a clean, professional build. These pre-drilled plates are precision-aligned to the PCB layout, serve as excellent drill guides, and align with build documentation templates and Tayda pre-drilled enclosures for accurate, hassle-free assembly.

These are fabricated from durable 1.0mm PCB material, providing a rigid, substantial feel ideal for clean, professional builds.

These PCB plates are available for international orders, unlike our aluminum panel options. Plate color matches the product image.

The NostalgiTone WattAmp Single captures the robust, high-headroom clarity of Hiwatt amps, as well as delivering rich overdrive tones without needing excessive volume. With its intuitive controls, you can effortlessly dial in your perfect preamp tone, achieving the unmistakable amplifier sounds that define an era.

• Easy Wiring: No more daunting wiring hassles! Say hello to beauty under the hood. Enjoy all-analog tones with modern features that will slip into your gig bag, ensuring you are always ready to unleash your musical magic.

• Available Components: We recognize the hurdles of component availability. Rest assured, we’ve carefully selected components for the NostalgiTone series currently available from today’s popular vendors.

Mainboard Dimensions – 2.10” x 2.12” – Perfectly sized for a 1590B or 125B enclosures.

Included with each PCB purchase. – (1) Mainboard, (1) wiring board, and (1) ribbon cable.

NostalgiTone WattAMP Build Document

Order a drilled enclosure from Tayda (registration required)

• 1590B size – Drilled Enclosure Link

• 125B size (slightly larger) – Drilled Enclosure Link

Schematic

The schematic is in the vendor's build document, page 2. Open the build document. No KiCad fragment has been drawn for this circuit yet.

Parts list 50 rows

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RefValueNormalizedTypeNotes
Resistors 19
R11M1M
R1110k10k
R23k33.3k
R1210M10M
R33k33.3k
R133k33.3k
R41k1k
R143k33.3k
R512k12k
R15130R130
R6200k200k
R1612k12k
R710M10M
R1712k12k
R83k33.3k
R1862k62k
R93k33.3k
R19100k100k
R10100k100k
Capacitors 20
C1270pF270p
C1110n10n
C2100n100n
C1210n10n
C3100uF100u
C13100n100n
C4220n220n
C14100uF100u
C5470n470n
C1510uF10u
C647n47n
C162n22.2n
C7100uF100u
C172n22.2n
C84u74.7u
C18100uF100u
C94n74.7n
C19100n100n
C10470pF470p
C2010uF10u
Diodes 4
D11N47391N4739 / 9V1
D21N47391N4739 / 9V1
D31N47391N4739 / 9V1
D41N58171N5817
Transistors 3
Q1BS170BS170
Q2BS170BS170
Q3BS170BS170
Potentiometers 4
MSTRA100KA100kPotentiometer
GAINA500KA500kPotentiometer
BASSA500KA500kPotentiometer
TREBB500KB500kPotentiometer