Akashic Guitar effects circuit lookup
BLENDDEPTHRINGHEIGHTSPEED

Enclosure not stated · 5 knobs

Tagboard Effects

4ms Phaseur FleurVerified

Based on the 4ms Phaseur Fleur

Category
Phaser
Controls
Blend · Depth · Ring · Height · Speed
Difficulty
Difficult
Build
Vero· 33×26· 74 cuts, 41 links
Layout
Verified · Tagboard Effects marks it as built and working
Tags
4ms, Commonsound, Phaser, Phaseur

From the post

This was an old request.

Layout came out quite large.

You can find all info and schematic on Commonsound/4ms website here.

Schematic

This is a board layout, a drawing of where each part goes, and the post may link the schematic it was drawn from. Open the layout at Tagboard Effects. No KiCad fragment has been drawn for this circuit yet.

Parts list 31 rows

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Check before you build · 2 values the reader of this layout was not sure of
  • Transistor types are printed in the board margin, not on the parts: 3904 beside the upper-left and lower-right transistors, 5089 under the two lower-left ones; the pairing is by position
  • 10K count (19) on a dense board: could be off by one
RefValueNormalizedTypeNotes
Resistors 11
×1910K10kread from the layout by eye
×61K1kread from the layout by eye
×4220K220kread from the layout by eye
×3100K100kread from the layout by eye
×31M1Mread from the layout by eye
×24K74.7kread from the layout by eye
×1470K470kread from the layout by eye
×147K47kread from the layout by eye
×12K72.7kread from the layout by eye
×1330R330read from the layout by eye
×1100R100read from the layout by eye
Capacitors 5
×11n1nceramic; read from the layout by eye
×710n10nsix film, one ceramic; read from the layout by eye
×2100n100nread from the layout by eye
×41u1uelectrolytic; read from the layout by eye
×2100u100uelectrolytic; read from the layout by eye
Transistors 2
×22N39042N3904printed 3904; read from the layout by eye
×22N50892N5089printed 5089; read from the layout by eye
ICs 3
×1TL074TL074read from the layout by eye
×2TL072TL072read from the layout by eye
×178L0978L09regulator; read from the layout by eye
Opto 1
×65K / 500K5K / 500KLDR; read from the layout by eye
Potentiometers 5
BlendB100KB100kPotentiometerread from the layout by eye
DepthB100KB100kPotentiometerread from the layout by eye
RingB100KB100kPotentiometerread from the layout by eye
HeightB100KB100kPotentiometerread from the layout by eye
SpeedB100KB100kPotentiometerread from the layout by eye
Trimmers 3
High100K100kread from the layout by eye
Low100K100kread from the layout by eye
Set100K100kread from the layout by eye
LEDs 1
×3Red LEDRED LEDD1-3: Rectangular Red LEDs, on the board facing the LDRs; read from the layout by eye