Hands On - Make: Electronics

Wednesday, October 20, 2010

Chapter 5 - Exercise 32 Update 5

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Per Retrophile's suggested tip involving my relay being wired incorrectly , I changed the wiring and figured out my mistake (thanks Retr...
3 comments:
Friday, October 8, 2010

New Mouser.com web search tool

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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...
1 comment:
Thursday, October 7, 2010

Chapter 5 - Exercise 32 Debugging

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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...
6 comments:

Chapter 5 - Exercise 32 Update 4

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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...
4 comments:
Wednesday, October 6, 2010

Components Pack 1 Frustrations

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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...

Chapter 5 - Exercise 32 Update 3

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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 ...
12 comments:
Monday, September 27, 2010

Chapter 5 - Exercise 32 Update 2

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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...
1 comment:
Wednesday, September 22, 2010

Chapter 5 - Exercise 32 Update

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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...
1 comment:
Sunday, September 19, 2010

Chapter 5 - Exercise 31 Final

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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...
1 comment:
Saturday, September 18, 2010

Update and Exp32 Shopping List (Partial)

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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...
1 comment:
Wednesday, August 11, 2010

One Day Digital Book Sale

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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...
1 comment:
Thursday, June 24, 2010

Update on Blog

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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 ...
6 comments:
Wednesday, June 2, 2010

Chapter 5 - Exercise 31

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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...
1 comment:
Thursday, May 27, 2010

Special Project

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To quote Chris Knight - "It's yet another in a long series of diversions in an attempt to avoid responsibility." Rather than ...
1 comment:
Monday, May 24, 2010

Chapter 5 - Exercise 29 Update

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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 ...
3 comments:
Wednesday, May 19, 2010

Chapter 5 - Exercise 29 part 3

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Okay, I'm still having trouble with experiment 29. I'm including some close-up photos here, hoping that someone may catch an error ...
2 comments:
Friday, May 14, 2010

Chapter 5 - Exercise 29 part 2

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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...
Thursday, May 13, 2010

Chapter 5 - Exercise 29

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Apologies for delays in posting recently - throw in a small bit of procrastination with my mistakes in ordering incorrect components and ......
4 comments:
Monday, May 10, 2010

Experiments 29 and 30

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Experiment 30 builds on Experiment 29 - unfortunately, I've had some bad luck getting the proper components for these 2 exercises. Exp ...
5 comments:
Friday, April 30, 2010

Chapter 5 - Shopping List Update

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Got a few more items in for Chapter 5 from various sources. First, I purchased 10 germanium diodes and a single piezoelectric earphone from ...
8 comments:
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James Floyd Kelly (Jim)
Freelance writer from Atlanta, GA - I write technology books.
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