
Boards using the RC4558D
27 boardsBoards in 23 GitHub repositories, designed in KiCad, that use the RC4558D by Texas Instruments (-15V~-5V、5V~15V 0℃~+70℃ 1.7V/us 2 2.5mA 200nA 3MHz 500nA 6mV 8nV/√Hz@1kHz 90dB Built-in compensation SOIC-8 Operational Amplifier ROHS). See how each wires it, with its parts, size, README and files; the RC4558D’s symbol, footprint and pinout are on its own page.
- 2 layers60 × 85 mm

- 4 layers131.5 × 128 mm

Main PCB
rgalland/PC-Engine_CDR-30A_Schematics
Schematics of the PC-Engine CD-ROM2 - Includes comments about differences between CDR-30A and the older CDR-30
342 parts15GPL-3.0 - 2 layers350 × 200 mm

Deep field preamp
DeepFieldAudio/Deep-field-preamp-V1
the deep field preamp is a 4 way preamp. It features 4 way crossover with kill and volume, 4 band parametric EQ, 12 band graph EQ, phono and line inputs for music, 2 aux input, 1 mic input and 2 FX loops
699 parts6CC-BY-SA-4.0 - 2 layers84.5 × 108.3 mm

Phasor II
JordanAceto/Phasor_II
6-stage optical phase shifter pedal ala the Mu-tron II with extra features
196 parts6CC-BY-4.0 - 2 layers140 × 125 mm

- 2 layers72 × 133 mm

- 2 layers60 × 43 mm

- 2 layers115.8 × 142.7 mm

S OS OPN
yanataka60/S-OS_OPN
Oh!MZに掲載されたハード版S-OS"MACE" I/Oポート及びFM音源ボートを1枚にまとめMZ-2000の拡張ボードとして設計してみました
91 parts1MIT - 4 layers68.6 × 56 mm

Cartridge
coco-chameleon/chameleon-hardware
TRS-80 Color Computer cartridge emulator
95 partsCERN-OHL-W-2.0 - 2 layers98.5 × 30 mm

- 2 layers83 × 85 mm

Mistress
FandSonthesizer/ElectricMistress
How does it work? The mn3207 does contain a memory of 1024 steps, the 'bucket brigade'. The analog signal goes in, moves through the 'brigade' and goes to the output stage.
82 parts - 2 layers

- 2 layers62.7 × 61.8 mm

PseudoMetalZone V1
marciosouzajunior/pseudo-metal-zone
Pedal de distorção/fuzz pesado baseado em RC4558/JRC4558, desenvolvido em protoboard e depois convertido para PCB V1 em KiCad.
47 parts - 2 layers100 × 100 mm

DistortionPedal
PanagiotisPrountzosCS/DistortionPedal
Custom analog distortion pedal, designed in LTSpice and KiCad
41 partsGPL-3.0 - 2 layers67.3 × 50.2 mm

- 2 layers295 × 119 mm

Fishman
tjingi/fully-analog-guitar-processor-with-7-pedals
i decided to build strange shape guitar processor which includes 7 pedals based on king gizzard sound :0
362 parts - 2 layers55 × 87 mm

SeniorProj
tomregpala/seniorProj-distortion-pedal
Two-layer PCB implementing a JFET noise-gated distortion circuit in a 1590B enclosure. KiCad.
67 parts - 2 layers76 × 76 mm

- 2 layers99.1 × 88.9 mm

- 2 layers54.6 × 54 mm

Overdrive-01-KoT
bubbajfett/kicad-guitar-pedals
collection of guitar pedal PCB layouts in kicad
42 parts17CC0-1.0 - 2 layers131.5 × 128 mm

MAIN PWR
rgalland/PC-Engine_CDR-30A_Schematics
Schematics of the PC-Engine CD-ROM2 - Includes comments about differences between CDR-30A and the older CDR-30
319 parts15GPL-3.0 - 2 layers52 × 63 mm

PedalDev
Chrismettal/PedalDev
Complete audio effect stompbox ecosystem and collection of designs
43 parts11 - 2 layers58.4 × 50.8 mm

Mutron III plug in board
JordanAceto/VCF_plug_in_boards
Various small synthesizer Voltage Controlled Filter pcbs
51 parts11CC-BY-4.0 - 2 layers58.4 × 50.8 mm

Optical phasor plug in board
JordanAceto/VCF_plug_in_boards
Various small synthesizer Voltage Controlled Filter pcbs
89 parts11CC-BY-4.0