Analog electronics

17 boards

KiCad boards from 13 GitHub repositories tagged “analog-electronics”, the most starred first; open any of them in PCBKit.

4 layers326.3 × 76 mm
Mini project
Mohit623148/analog-parametric-equalizer
5-band analog parametric audio equalizer using State Variable Filter (SVF) topology — LTspice simulation + KiCad schematic & 4-layer PCB
89 parts1MIT
2 layers60.1 × 40 mm
Microphone
AhmedYehia-M23/low-noise-microphone-preamplifier
Low-noise 5 V electret microphone preamplifier with adjustable 30–40 dB gain, AD8656 analog front end, KiCad PCB design, and LTspice validation.
27 parts
2 layers130 × 100 mm
Audiovisualiser
alimleahat/analog-audio-visualizer-pcb
Three-band analog audio visualizer built in KiCad for ELEC2101, with PCB files, assembly photos, and bench measurements.
69 parts
4 layers106.7 × 50.8 mm
BE Elec S2
AurelienCapron/kicad-piezo-audio-amplifier
Conception sous KiCad 9 et caractérisation de deux cartes PCB CMS pour l'amplification audio d'un capteur piézoélectrique : préampli, filtre Baxandall (ST TSV912), Loudness et étages de puissance Classe AB (TS4871) et…
74 parts
2 layers150 × 150.1 mm
The Ping Ting
KamikazeVildsvin/The-Ping-Ting
Three high-Q state variable filters with clipping. Used for filter pingning.
117 partsGPL-3.0
2 layers135 × 92 mm
Curve tracer
leedanie2/curve-tracer
Programmable semiconductor curve tracer: STM32 firmware, two-layer KiCad PCB, SPICE Monte Carlo analysis, and a host-side SPICE-parameter extraction pipeline. Hardware in bring-up.
88 parts
2 layers75 × 53 mm
Analog PWM
MouaadO/analog-pwm-generator
Analog PWM generator with 20–100 kHz complementary outputs, adjustable dead time, LTspice simulation and a stackable KiCad PCB linked to a 58 W buck converter.
42 parts
2 layers25.4 × 26.3 mm
05 linear regulator
nitu2126/kicad-learning-path
My KiCad learning path: fully documented PCB projects from a simple LED board to advanced designs, with schematics, layouts, Gerbers, calculations and verification reports.
14 partsMIT
4 layers85.5 × 110.8 mm
GuitarPedalV4
OscarBazylewich/Phaser_and_Overdrive_Custom_Guitar_Pedal
This project is a guitar pedal with analog circuits. It has a four-stage JFET phaser of the MXR Phase 90 type and a diode-clipping overdrive of the BOSS OD-1 type.
103 partsGPL-3.0
2 layers50 × 50 mm
Transistor Driver
Rorchive/E05
Analog DC Motor Driver (BC547 + 5V Relay). Hardware project designed in KiCad for Inatel's E05 analog electronics class.
11 partsCERN-OHL-W-2.0
4 layers68.6 × 53.3 mm
Amplifier-4th Bandpass
SAakbarnezhad/bandpass-amplifier-shield
4th order bandpass amplifier in an Arduino Uno R3 shield form factor — two OPA340P stages, split analog and digital ground, test points at every stage
41 parts
2 layers90 × 90 mm
Tpg transceptor
sjperson/audio-transceiver
Arduino-based audio transceiver with microphone input, 6-bit ADC/DAC, and analog reconstruction
57 partsMIT
2 layers97 × 150 mm
NegativeVoltageModule
TzarRusi/NegativeVoltageModule
Четырёхканальная плата отрицательного питания на LT3090 — KiCad, схемы, PCB, BOM, CAD-рендеры и конструктив SolidWorks.
55 parts
2 layers18.7 × 11.5 mm
01 led button
nitu2126/kicad-learning-path
My KiCad learning path: fully documented PCB projects from a simple LED board to advanced designs, with schematics, layouts, Gerbers, calculations and verification reports.
4 partsMIT
2 layers17.8 × 21 mm
02 555 blinker
nitu2126/kicad-learning-path
My KiCad learning path: fully documented PCB projects from a simple LED board to advanced designs, with schematics, layouts, Gerbers, calculations and verification reports.
9 partsMIT
2 layers20.6 × 18.7 mm
03-voltage divider
nitu2126/kicad-learning-path
My KiCad learning path: fully documented PCB projects from a simple LED board to advanced designs, with schematics, layouts, Gerbers, calculations and verification reports.
13 partsMIT
2 layers24.1 × 18.8 mm
04 npn transistor switch
nitu2126/kicad-learning-path
My KiCad learning path: fully documented PCB projects from a simple LED board to advanced designs, with schematics, layouts, Gerbers, calculations and verification reports.
13 partsMIT