The best of a bad lot

Tags: electronics

Irons in the Fire

Permalink 11/02/09 02:44, by Ryan, Categories: School, Geekery, Photographs , Tags: , , , , , , , , , , , , , , , , ,
It's been awhile since I've updated this here blog. Fortunately, I have a plethora of wonderful excuses: Working on school projects: For ELT201, I get to build a power amplifier (and pre-amplifier!). This is coming along nicely. Above left, yo… more »

Recent updates to the dehumidifier monitoring system

Permalink 08/29/09 14:31, by Ryan, Categories: Geekery , Tags: , , , , , , ,
Just a couple quick splats of news: My lovely wife and resident mathematician pointed out that solving the series capacitor formula for the number of capacitors is pretty easy when all the capacitors are the same. Turns out x+x+x+x+...+x is n*x.… more »
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Measuring the water level in a dehumidifier's tank

Permalink 08/23/09 21:29, by Ryan, Categories: Geekery, Howto , Tags: , , , , , , , , , , , , , , ,
When Mark Walling created his Twittering dehumidifier, I decided to kick things up a notch by monitoring the actual level of the water. This is actually a fairly simple thing to do, electronically, but it still took me awhile to actually get a sufficien… more »
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Real Time Photo: Yes We Have No Bananas

Permalink 04/02/09 07:19, by Ryan, Categories: School, Geekery, Photographs , Tags: , ,
Originally uploaded by nflect on 2nd April, 2009.Excuse me, sir; it appears my bananas are plugged. more »

Real Time Photo: 9-185 Lab

Permalink 03/30/09 15:11, by Ryan, Categories: School, Geekery, Photographs , Tags: , , , , ,
Originally uploaded by nflect on 30th March, 2009.A rare look into the lab. Here, I'm doing some ripple measurements on a power supply I built, under full load. Looking good. The fuzzy blue line on the scope is noise, concealing a very (!) slight ripple… more »

Real Time Photo: Radians have twice the π

Permalink 03/17/09 14:59, by Ryan, Categories: School, Geekery, Photographs , Tags: , , , ,
Originally uploaded by nflect on 17th March, 2009.A couple Fridays ago, I gave an impromptu lecture/tutorial for a few classmates. The whiteboard ended up a little... crazy. more »

Real Time Photo: High-impedance cat

Permalink 02/22/09 12:46, by Ryan, Categories: School, Geekery, Photographs , Tags: , , , , ,
Originally uploaded by nflect on 22nd February, 2009.Due to an unfortunate typo, the prerequisite homework for tomorrow's electronics lab requires the use of a Thevenin equiv. cat. more »

Real Time Photo: Freeduino SB

Permalink 12/03/08 19:57, by Ryan, Categories: Geekery, Photographs , Tags: , , , , , ,
Originally uploaded by nflect on 3rd December, 2008.The Freeduino SB is here and it blinks! First soldering project in a while. more »
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