Everything for Electronics

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2022 Issue-2

Current Issue

The Birth Of The Integrated Circuit

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Features

Vintage Tek: Continuously Variable Autotransformers

If you routinely work with tube gear, then an autotransformer belongs on your workbench.


Nextion Touch Screen Display — Part 7

Tutorial on including touch screens into your homebrew projects.


Restoring the Curtain Burner Radio of the Early 1930s

Curtain burner resistance line cords create a whole new challenge when it comes to antique radio restoration.


Adventures in Battery-Land — Part 1

Empower your projects with batteries.


The Transistor Compound Pair

A quick look at the transistor compound pair detailing its basic operation.


The Drake 2B: Refurbishing a Classic Ham Radio and Shortwave Receiver from the Early ‘60s

Continue your exploration into the world of refurbishing tube-type electronics.


Vintage Tek: Line Isolation Transformers

Don’t get burned! Isolation transformers keep you safe!


Finding the Outside Foil Lead

My methodology for identifying the outside foil lead on capacitors.


The Birth of the Integrated Circuit

The creation of the integrated circuit (IC) stands as one of the most important inventions of mankind.


Restoration of a Vintage Telefunken Gavotte 8U AM/SW/FM Receiver

Continue your exploration of the world of tube-type electronics by following along with the restoration of another classic.


1-Click Temperature Graphs Using the Raspberry Pi and Dallas Semiconductor DS18B20

Use a DS18B20 and a Rasp Pi to generate temperature graphs for monitoring anywhere your Internet connection can reach.


Adding a Wireless Alarm to My 1932 Plymouth

I thought adding a wireless auto alarm to my vintage car would be a breeze. Nope!


Adding an Audible Circuit Alarm

Keep an audio “eye” on your equipment.


The Chaostron

Add a little electronic “chaos” to your life.


Testing and Refurbishing a Pair of Vintage Spendor BC1 Studio Monitors

Continue your exploration of the world of tube-type electronics by testing and refurbishing a pair of British-made three-way speakers designed for tube amplifiers.


When Fans Go Bad!

How I dealt with an amplifier cooling fan explosion.



Projects

Build the Lambda Harp

Build a circular harp that’s MIDI compatible.


Build a General-Purpose Raspberry Pi Data Logger Hat

Here’s a RaspPi project that collects and live-plots voltage, temperature, and battery capacity data.


Build a Farmer, Fox, Chicken, Corn Puzzle

Build an updated version of this popular game using an Arduino.


Build a Voltage Monitoring System with RTOS

Build a voltage monitoring system with RTOS.


Build a Motion Activated Nightlight

Make your own customizable nightlight with parts you probably have on hand.


Build a DIY Heart Sound Analyzer Using Your Laptop

Construct a novel and inexpensive medical instrument for fun, discovery, and teaching.


Build a Three-Way Antenna Switch and Display

Control antenna selection from the comfort of your shack.


Build an Electronic Tic-Tac-Toe Game

Design and build a special electronic version of this old classic.


Turn a Typewriter into a Printer

Mix old and new technology by repurposing a Smith-Corona PWP 78DS typewriter.


Build an LED Amusement Park at Home

Simulate amusement park rides at home with LEDs.


Adventures in Battery-Land — Part 2

Empower your projects with batteries.


Build a Wireless Electronic Scoreboard

Here’s a project for kids of all ages who like participating in running games.


Build a High-Fidelity Tube Amplifier

Return to an analog listening experience.


Rock, Paper, Scissors Electrified!

Are you ready for some serious Rock, Paper, Scissors competition?


Coffee Cup Warmer for the Workbench

This project addresses an almost-universal need: how to keep your coffee hot!


Using Analog Sensors with Microcontrollers: A Beginner’s Guide

The “ins and outs” of interfacing analog sensors to a microcontroller’s analog-to-digital converter.



Columns


by Bryan Bergeron
Vintage Tek: Tube Testers
Tube testers take much of the guessing out of the tube matching game.

Departments

Virtual Collaboration – Pre-Internet
by Bryan Bergeron
Whatever the topic, there’s always someone to collaborate with.

Reader Feedback
Comments from readers.

New Products
Owon Tablet Oscilloscopes, Stereo Tremolo Nano Pulsar, Cat III Hook Clips, Waterproof Sensors, Four-Ch Servo Extension, Two-Stage Viper-Slide Kit, Eight-Ch Servo Power Node

Vintage Instruments for Vintage Repairs?
by Bryan Bergeron
I often use a particular piece of vintage test gear because it’s the best or only option.

New Products
Express PCB Plus V3.1.1, Handheld Two-Channel Digital Oscilloscopes, Handheld RF Spectrum Analyzers

Evolution of the Junkbox
by Bryan Bergeron
An organized junkbox is what every electronics enthusiast needs.