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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
SIDKick pico (SID 6581/8580-replacement for C64/C128)
Desktop Neon Effect LED Signs
DIY Mechanical Macro Keypad ― Ocreeb
SlimeVR Hyperion BMI160 PCB
Sputnik Regenerative Receiver - SSB, CW, AM, FM
MicroDexed-Touch (depreciated)
Filament Maker from PET Bottle
Solar Powered WiFi Weather Station V4.0
PICOZX (MotherBoard) LCD&VGA Emulated Spectrum 128k
Frog Boy Color
espthings.io - ET-P1101 ESPHome Panasonic Climate Interface
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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
SIDKick pico (SID 6581/8580-replacement for C64/C128)
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The Op Amp Boost circuit was built for DIY guitar pedal enthusiasts to build and modify guitar pedals. You can use this op amp boost board to build your own boost pedal, or you can use it to add a boo...
Op Amp Boost Board
394
0
0
Dom Mimmotronics
Dom Mimmotronics
UNITED STATES OF AMERICA
0
0
The ARP2600 is a legendary, classic semi-modular analog synthesizer. Its voltage processor circuitry--sliders on its front panel's bottom center--are unique to the classic design. This is a clone of ...
Arp 2600 clone--inverter-mixer
802
0
0
AudioDIWHY
AudioDIWHY
UNITED STATES OF AMERICA
19
1
H-Pad Passive Audio Splitter with switchable attenuation. Has a pass-through, and a 3/4 position switch that allows for -5, -10, and -15dB (And -0 in the case of a 1p4t switch - the fourth connection ...
H-Pad Passive Audio Splitter with switchable attenuation
139
0
0
Hula-Cow Studios
Hula-Cow Studios
UNITED STATES OF AMERICA
0
0
Board for a 48V Phantom to T-power adapter. You can power a T-power (a-to-b, Tonaderspeisung) mic from a standard 48V interface.
48V Phantom to T-power adapter
216
1
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Hula-Cow Studios
Hula-Cow Studios
UNITED STATES OF AMERICA
0
0
The Arp 2600 "Voltage Processor" section is one of the many designs that makes this legendary synth a legend. This project is a clone of one of the 2600's 4 voltage processors--the "lag processor"; th...
ARP2600 Lag Processor Clone
630
0
0
AudioDIWHY
AudioDIWHY
UNITED STATES OF AMERICA
19
1
I needed a bench mixer for my Eurorack workbench setup--to replace the Frac-formatted audio bench gear here:http://audiodiwhy.blogspot.com/2019/11/benched.htmlThe module here provides "audio in" from ...
Eurorack Bench Mixer
560
0
0
AudioDIWHY
AudioDIWHY
UNITED STATES OF AMERICA
19
1
Build your own Dual MS20 VCF....this is Euro format, 15HP, +/-12V.This project requires 2 of the PCBS you can find on the PCBWAY community site: "MS 20 clone voltage controlled filter". Each board is ...
Dual Korg MS20 VCF for Eurorack
1107
0
1
AudioDIWHY
AudioDIWHY
UNITED STATES OF AMERICA
19
1
This is a relaxation oscillator which puts out a triangle wave the frequency of which depends on the resistance between a pair of electrodes connected to a sample. It is all audio. Documentation is at...
SlimeZistor
797
0
0
Trash Robot
Trash Robot
UNITED STATES OF AMERICA
9
2
The Nintendo DS was released before the microphone ring on AUX was standard, so they made their own elongated connector that has microphone pins on the side, and only one peripheral ever got released ...
Modern AUX -> DS AUX converter
264
0
0
Engineer
Engineer
UNITED STATES OF AMERICA
0
0
The Korg MS20 is a lengendary semi-modular monophonic synthesizer. The PCB here is the MS20's VCF laid out on a small PCB with a 100mil (2.54mm) edge connection. the board mostly uses through hole c...
MS20 Clone Voltage Controlled Filter
1359
0
1
AudioDIWHY
AudioDIWHY
UNITED STATES OF AMERICA
19
1
Can a Eurorack analog-sounding audio volt per octave VCO be built using an RP2040 MCU and AD9833 breakout board?Yep....see the blog post:https://audiodiwhy.blogspot.com/2023/03/ad9833-voltoctave-vco-n...
RP2040-AD9833 based Volt-octave Synthesizer VCO
1130
0
2
AudioDIWHY
AudioDIWHY
UNITED STATES OF AMERICA
19
1
HBSound is an attempt to make Hobbyist home brew sound card, based off a simple architecture that can be controlled from even a simple micro controller.The design goals are:Based off mostly available ...
HBSound - Home Brew Sound Card for the HB6809
466
0
1
David Collins
David Collins
UNITED STATES OF AMERICA
2
14
This is a 4HP Eurorack expander module for the project found here:https://www.pcbway.com/project/shareproject/Eurorack_SEM_style_Attenuverter_09b3e8ee.htmlOK, why use this add-on? The SEM attenuator ...
Attenuverter Dual Expander
563
0
0
AudioDIWHY
AudioDIWHY
UNITED STATES OF AMERICA
19
1
Attenuverters are critical to modern modular synthesis and are found in classic modules by Make Noise, Mutable Instruments and the like.They have been around for a long time; I first saw them used in ...
Eurorack SEM style Attenuverter
745
0
0
AudioDIWHY
AudioDIWHY
UNITED STATES OF AMERICA
19
1
this is an audio amplifier for a guitar.
bass booster
405
0
0
paiton bertschy
paiton bertschy
UNITED STATES OF AMERICA
0
0
Large Format synthesizer "attenuverter" based on a classic Oberheim design. Photo shows it in PAIA frac format, but any synth that provides +/-15V power will work.Allows you to fine tune modulation co...
SEM attenuverter--FRAC format synthesizer module
460
0
0
AudioDIWHY
AudioDIWHY
UNITED STATES OF AMERICA
19
1
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