Hands On - Make: Electronics

Got a few more items in for Chapter 5 from various sources. First, I purchased 10 germanium diodes and a single piezoelectric earphone from ...

I'd never seen this application of a coil, but the theory you'll read about for Experiment 28 makes sense. In the first part of the ...

Thanks go to Seth over at O'Reilly Media, Inc for emailing me an updated version of the book - as you can see, the cover looks great on ...

Exercise 27 calls for you to destroy a small 2" speaker... the way these speakers are designed, I don't think you'll be repairi...

This was another fun little exercise that I've seen in various forms over the years... the picture on page 241 (Figure 5-22) really does...

My printed copy of the book is getting... worn. While sharing it last week with folks at WorldFest, it got handled by kids, adults, and adu...

As the author says, this is an experiment I've seen done numerous times in the past... but never done myself. I remember my high school...

I used to look forward to the occasional Amazon box that would show up on my doorstep. Not anymore... now it's boxes from Mouser or All...

While I wait for my final shipment of parts to arrive for Chapter 5, I've read over the first part of the chapter covering the work area...

I've begun ordering some of the components for chapter 5... but not all. I'll try and get a detailed list (with part #s and prices)...

I never got my Alarm System to work quite right back in Chapter 3 ... after re-checking the circuit board (this one was soldered, so any err...

Just for today - a nice price on a good multimeter - I'll remove this post when the item is sold out. http://auto.tooliday.com/

I received my Components Pack 2 today... very well done. I can't believe I'm seeing all those hard to find (or at least, slow to f...

The photos here show the circuit on page 219 (Figure 4-109). I'm not sure if I'll go forward with the enhancement described on page...

One of my books that I'm writing had it's deadline bumped up by 2 weeks... so I've been working like crazy to get the last chapt...

Someone please double-check me on this, but I hit a roadblock this week when I realized I didn't have any of the 1N4148 signal diodes sp...

I had to really squint to find my 7492 chip - the writing on this particular chip was so small I used my magnifying glass... not kidding. I...

As you can see from this photo, my work area has become a hazard area... looking ahead to Chapter 5, I can see a section devoted to getting ...

Exercise 22 is fairly short, but I can see a lot of uses for the ability to use a NAND or NOR chip to flip back and forth between states and...

One thing I'm certainly learning through this process is that no matter how many times you check and double-check your circuit, you'...