Tech-Relief

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161 videos

As a retired Software Engineer I decided to return to my original schooling as an Electronics Engineer. In the last 30 years electronics has changed and you ...

Latest Videos

What can we do with PID Thermostats

Tone Control with Pre-Amplifier

Testing the Tube HiFi Amplifier

Wiring up & Mounting the PCB

Wiring up the Audio Components.

Episode 4 Wiring up the Power Supply

Populating and Soldering the PCB

Vacuum Tube HiFi Amp Preparing the Chassis

Tube HiFi Amp Evaluating the kit and schematic.

ZEEWEI DS03D12 Scope-Meter review.

About EMI Filters

Reviving a discarded 2011 Macbook Pro

Isolation Transformers

Checking out an AliExpress IC Tester

Quick Review of a YIHUA 200Q Soldering Iron Tip Cleaner.

Making a Panel Mount Tone Control

Bought a Hakko FR301 De-soldering tool...

Building an AC Protected Power Supply.

Why some devices won't charge using USB-C ports.

Trying out a TIG Spot Welder for Electronics use.

Vacuum Tube Valve Pre-Amp Build and Test.

Vacuum Tube Valve vs. JFET Comparison.

Ep7. T-Deck Playing an MP3 Audio file from the SD Card.

Ep6 T-Deck SD Card and TFT Display Oddities.

Ep4 T-Deck T-Keyboard

Ep5 Turning the T-Deck into a Bluetooth Keyboard and Mouse.

Ep.3 T Deck Trackball using Interrupts

Ep. 2 T-Deck Schematic, TFT Touch Display, Battery Voltage ADC

Ep1. T Deck Intro

Building a Bluetooth Speaker System