Hands On - Make: Electronics

Per Retrophile's suggested tip involving my relay being wired incorrectly , I changed the wiring and figured out my mistake (thanks Retr...

I will say that, up to now, I have much preferred to use AllElectronics.com versus Mouser.com - mainly because I've found Mouser to be i...

Suggestions are coming in on ways to test or fix the problems I'm encountering. Let me explain what's happening now. I've inser...

A short update today - only a small bit of progress... let me explain. First off, I've gotten over sharing my dumb mistakes with the wor...

I just went over to the Components Pack 1 webpage to confirm the list of components in the kit... and I was surprised to find a large numbe...

Before cutting out the wood for the shell of the robot, I figured it might be wise to actually wire up the schematic first and see if I can ...

My motor, wheel mount, and other bits arrived today. As with most electronics ordered, there's no paperwork on any of it. I can figure...

My box of parts has shipped from Solarbotics, so it's just a waiting game now for the motor and other bits. I was ready to cut the 1/4...

So, it was a very nice afternoon today (a bit hot, though) in Atlanta - sunny sky, no clouds, no rain. I had a 3 year old helper who was ve...

I'm hoping for some good weather tomorrow (weather.com says YES) so I can head outside and put the finishing touches on Exercise 31... t...

O'Reilly has a great deal right now on some eBooks - for $9.99 you can get any of their Top 10 books and guess which book is on that lis...

Sorry, all, for the big delays in posting. My wife delivered a 10lb, 7oz baby boy on June 14th... and the weeks before were a bit crazy as ...

So we're going to build an AM radio with an empty bottle, lots of wire, a germanium diode, and a cheap earphone... sounds fun. A few thi...

To quote Chris Knight - "It's yet another in a long series of diversions in an attempt to avoid responsibility." Rather than ...

Well, I don't know... I've tried quite a few things. First, I replaced the wire to the speaker with a high gauge wire (thinner and ...

Okay, I'm still having trouble with experiment 29. I'm including some close-up photos here, hoping that someone may catch an error ...

I got everything hooked up and I double-checked the schematic for all the resistors, capacitors, and pins on the chip. I chose to use my iP...

Apologies for delays in posting recently - throw in a small bit of procrastination with my mistakes in ordering incorrect components and ......

Experiment 30 builds on Experiment 29 - unfortunately, I've had some bad luck getting the proper components for these 2 exercises. Exp ...

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