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2 layersExamples, the printed circuit board in 3D

Collection of arduino, avr and pic projects

Copper layers
2
Thickness
1.6 mm
Parts
41
Nets
21
Pads
100
Tracks, vias
0, 0
Routed
Not yet
KiCad
KiCad 7 (file 20221018)
Created
25 Nov 2020
Updated
9 Apr 2026

Overview

Examples is an open-source printed circuit board by mwwhited, from the mwwhited/EmbeddedBakery repository on GitHub. It is a 2-layer board with 41 parts on 21 nets.

Its parts include 18 resistors, 12 diodes, 8 switches, 2 transistors and 1 connector.

README

circuits/HelperBoards/Wave Form Generator Amplifier/readme.md

Wave Form Amplifier

By: Matthew Whited Out-of-Band Development 2023

Summary

This is a schematic for a LM324 based amplifier that takes provides matching amplification/attenuation and DC offset to an arbitray wave form generator.

Parts

41
QtyValueFootprintReferences
141kResistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_HorizontalR1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13, R14
81N4148Diode_THT:D_DO-35_SOD27_P7.62mm_HorizontalD1, D2, D3, D4, D10, D11, D12, D13
8SW_PushButton_Switch_THT:SW_Tactile_Straight_KSA0Axx1LFTRSW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8
4220Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_HorizontalR15, R16, R17, R18
4LEDLED_THT:LED_D3.0mmD17, D18, D19, D20
22N2222Package_TO_SOT_THT:TO-92Q1, Q2
1Conn_01x02_PinConnector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_VerticalJ1

Questions

What parts does the Examples use?

41 parts. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the Examples KiCad files?

From the mwwhited/EmbeddedBakery repository on GitHub, at the commit this page was made from: the board is circuits/DiodeLogicBoards/Examples/Examples.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.

Can I use the Examples design in my own project?

Its repository states no licence, so its author keeps all rights: ask mwwhited before reusing the design.

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