WL-4033 - "RUSTY HUM"
MATERIALS GUIDE






SUPPORT

If any issues arise please click here to contact us via email first. We'll walk you through any problems you may be having (with the module).



B.O.M.

for v2.0 boards

Part Value Qty. Link Other Notes
IC1 TL074P 1 here For versions earlier than 2.0, this will be a pre-soldered SMD part.
IC2 L78L05ACZ 1 here
D1/D2 1N5817 2 here
FB1 / FB2 600ohm 2 here
R3, R4, R5, R6, R9 1k 5 here
R7, R8, R10 100k 3
R1 470R 1 here
R2 2.2k 1 here
C1 to C4, C8, C10 100nF 6 here
C5 22pF 1 here
C6 4.7uF 1 here
M2 Electret Microphone 1 here
GAIN 500k Trimpot 1 here increase for more gain, can be either linear or logarithmic
VR1 10kB Pot 2 here
n/a Pin Headers 1 here 2 strips of 5
LDR1 / LDR2 Vactrol 2 5528 LDR / 5mm red LED / 6-7mm Heatshrink Vactrol guide here
Knob n/a 1 here Or any knob w/ brass screw and insert, get creative!





BUILD NOTES


  • Before powering on for the first time, check for shorts between the GND, +12, and -12 test points.