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KiCAD Tip: Making a Reverse Mount LED Footprint – The Simple Way

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US-BASED PCB ASSEMBLY

Placing a PCB Assembly Order with Cyber City Circuits

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THE CYBER CITY BLOG

TI83 Plus Graphing Calculator Circuit Board

83Redux: Part One – A Journey into the TI83 Plus Graphing Calculator

By David Ray

Allen B Du Mont 224-A Oscilloscope Open Chassis

DuMont: Part Two – An Allen B Du Mont 224-A Restoration

By David Ray

Datasheet Digest Series Cover

CD4017B Decade Counter Datasheet (Datasheet Digest)

By David Ray

Why a MVP Can Be More Effective Than a Fully Realized Product

By David Ray

2 Position, 5 mm, Green, Straight Plug

Top 5 Pluggable Screw Terminal Plug Connectors

By David Ray

Maximizing Connectivity with the Nexperia NCA9555 I/O Expander

By David Ray

GCT USB Type-C connector

These Are a Few of My Favorite Type-Cs (USB-C 2.0 Guide)

By David Ray

TCA9517 Schematic Example

I2C Level Shifting With The TCA9517 With Reference Schematic

By David Ray

KiCAD New Project Window

How to Download KiCAD and Get Started on MacOS

By David Ray

SOIC-14 Package

ATTINY1614 Micro-Controller: Good Info to Know

By David Ray

Three ceramic capacitors

Capacitors: Three Things that Affect Capacitance

By David Ray

4 Position - 3.81 mm Pitch - Straight - Screw Socket

Top 5 Pluggable Screw Terminal Socket Connectors

By David Ray

The 'D' Hitkey lets you drag traces.

KiCAD Tip: Press ‘F’ For ‘Auto-Complete Trace’

By David Ray

Splicing cut tape

2 Become 1: Splicing Cut Tape Together

By David Ray

Generating Gerber Files in KiCAD 7 on MacOS

Generating Gerber Files in KiCAD 9 on MacOS

By David Ray

Du Mont 224-A Oscilloscope Original Front Pannel

DuMont: Part One – An Allen B Du Mont 224-A Restoration

By David Ray

Clean Traces

The Key to a Successful MVP: Choosing the Right Features

By David Ray

Revolutionizing PCB Assembly: The Power of Precision Solder Paste Application

By David Ray

Minimum RP2040 Schematic Reference

Designing with the RP2040: Minimum Requirements Design

By David Ray

KiCAD Position Files

KICAD Tip: Generate a Position File

By David Ray

Recent Posts

83Redux: Part Two – Fujitsu 29LV400TC (U15)
I2C Level Shifting With The TCA9517 With Reference Schematic
83Redux: Part One – A Journey into the TI83 Plus Graphing Calculator
Electricity 101: Understanding Voltage, Current, and Resistance
Retro Electro: The Untold Stories of Electronics History

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Est. 2018 in Augusta, Ga

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Cyber City Circuits
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