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用户3519980 2014-11-12 17:16
Do-it-yourself OLEDs
There is a general rule that you can never have too many LEDs in your project. In this project, we're interested in only a single LED—the LED is ...
用户3519980 2014-11-12 17:16
A minimalist, credit-card sized game system
There are indeed happy accidents. In this case, the accident happened to be dropping a surface mount resistor into a hole on a PCB. It fit perfectl ...
用户3519980 2014-11-12 17:16
A review of the microprocessor (r)evolution
In this blog, I thought we should consider things in the context of microprocessors. In almost every piece of electronic equipment we use to ...
用户3519980 2014-11-12 17:15
Revisiting integer arithmetic
A young colleague was trying to make a measurement using an analogue-to-digital converter (ADC) and convert this measurement into a voltage to be d ...
用户3519980 2014-11-12 17:15
My preference for creating my own PCB symbols
As a result of the Yom Kippur War of 1973, university studies in Israel were suspended, since most of the staff and students had been called up. ...
用户3519980 2014-11-12 17:14
PCB reverse engineering turns into reverse analysis
PCB layout designers used to work from schematics that were usually drawn in a meaningful way so as to show circuit functionality and to be readabl ...
用户3519980 2014-11-12 17:13
No-drill tooth repair: NVM in the dentist chair
Teeth may soon be repaired without the drill, so dreaded by some, as a new technique has been developed at King’s College London.   It ...
用户3519980 2014-11-12 17:12
EETimes Asia Puzzle: Mystery MOSFET loads
What are the missing loads? This circuit board plugs into something, but we know not what.   Click here for a larger image. ...
用户3519980 2014-11-12 17:11
Mystery MOSFET Loads: The revelation!
A week ago, I posted this blog in which I posed a puzzle involving the following circuit:   Click here for a larger image. ...
用户3519980 2014-11-12 17:07
Views on intellectual property (Part 5)
In the latter part of the previous instalment of this series, we were talking about the number of IP companies being bought by EDA companies. We ...
用户3519980 2014-11-12 17:07
Views on intellectual property (Part 6)
The previous part of this experts' roundtable tackled the advantages EDA companies may have in developing and licensing IP. Today we turn our att ...
用户3519980 2014-11-12 17:06
Speed controllers for radio-controlled boats
A friend of mine works for a company that builds small radio-controlled boats used for fishing. They are called "bait boats." He took me to their c ...
用户3519980 2014-11-12 17:05
Try banging on it to fix it
Here's my oscilloscope: a 1966 15Mhz Tektronix Type 422.   Vintage 1966 15Mhz Tektronix Type 422 When I bought my oscilloscope ...
用户3519980 2014-11-12 17:04
Cleaning dirty signals
The concept of time is simple yet complex. In its simplest form, it's the counting of a regular, repeating pattern. On the opposite end, we would h ...
用户3519980 2014-11-12 17:02
Light up with rechargables
Over time, I have developed a horror of replaceable, single-use batteries. I'm not particularly a greenie, but it just seems to be an incredible wa ...
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