John Heisz - Speakers and Audio Projects

Is Accuracy Important in Audio?

Is DSP Noisy? Let's Test It

A REAL Super Tweeter

Sound Pressure VS Sound Velocity - Room Acoustics Basics

My Homemade Hearing Aid - DIY Hearing Aid

Speakers Buying VS Building VS Upgrading

My DIY Preamp

Most important Cable in a Hifi system?

Can We Measure Everything We Hear?

It's Been a Great Year! Can Next Year Be Better?

You Hurt My Feelings!

The Truth on the Biggest Lie about Open Baffle Speakers

PLYWOOD vs MDF For Speaker Building - Tests Show Surprising Results

Is Solid Wood Good for Speaker Building? Head to Head Testing - DIY vs Elac

How To Make Real Acoustic Panels | Includes Measurements

The Dirty Little Secret of Open Baffle Speakers

The REAL Reason Why Open Baffle Sounds Better Than Box Speakers

Building a 10 Channel Amplifier - Assembly Details Part 1

HELP! My Router Bits Come Loose - How To Keep Them TIGHT

Narrow vs Wide Speakers - Which is Best?

Power Supplies with Soft Start for my 10 Channel Amp

Bad Hearing? Watch This Before you get Hearing Aids

How To Quickly Cut Perfect Size Dadoes

How To Under-Mount Drawer Slides - Woodworking

Making Raised Panel Doors On The Table Saw

Super Simple Mini Gas Forge

How To Mortise Hinges (and other hardware) By Hand

Can You Trap Bass? What is a Bass Trap, Anyway? Room Acoustics

Russian Birch Vs Baltic Birch - Is Russian Birch "Good Enough"?

Chip Collection For The Planer

What Are Room Modes? Finally A Simple Explanation

Dead Simple Trick to get More Bass from a Woofer / Subwoofer

Is a Deep Speaker Box Better? Tested with Surprising Results

The Marking Gauge, Sanding Block And Beam Compass

Building my new Speakers - Cutting out the Driver Holes and Recesses

Making A Solid Wood Face Frame For A Cabinet

EQ with Crossovers? Really?

How To Cut Perfect Miters