DIY CZ1 Instructions

CZ1-real

Now you can build the CZ-1 Phase Distortion module yourself.

Get a kit here:

http://webshop.dspsynth.eu

It is also open-sourced and the code can be founds here.

BOM for the build

IC1 CZ1-MKII chip
IC2 78L05
R1 1Kohm
R2, R3, R4 22Kohm
R5, R6 Not needed
C1 100nF
C2, C3 10uF
D1 1N4148
POT1, POT2 100Kohm Alpha 9mm Longshaft
CN1, CN2, CN3, CN4 3.5mm mono switch Thonkiconn jack

PCB

Schematics

PaperfaceSch

Building steps

1. Get all the parts out

CZ1-Kit

2. Solder the power header

Step01

3. Solder the chip, mind the dot is pin1, lower left corner, square pad.

Step02

4. Solder the protections diode, mind the polarity.

Step03

5. Solder the R1 resistor and the C1 capacitor

Step04

6. Solder the C2 and C3 capacitors, mind the polarity.

Step05

7. Solder the R2, R3 and R4 resistors.

Step06

8. Solder the IC2 regulator.

Step07

9. Flip the board over and solder the 4 Thonkiconn jacks.

Step08

10. Solder the 2 potentiometers.

Step09

11. Mount the panel and fasten the jack nuts.

Step10

12. Mount it in your eurorack and synth away.