Recent Comments
- robert on Lecroy WaveAce 224 — Mini rant #3: Quality control…
- Bob Cousins on Lecroy WaveAce 224 — Mini rant #3: Quality control…
- robert on Creating schematics and PCB layouts with open source tools
- Z.K. on Creating schematics and PCB layouts with open source tools
- anon on Openbench Logic Sniffer — A short review
64-pixels
-
Flickr Photos
 
 
 
 
 
  Arduino
Blogroll
Links
My 2µF
Tag Archives: LED
IKEA Sunnan – revisited
I’ve had my IKEA Sunnan since summer 2010. I put it into bright sunlight all the time. The only way I can make it light up full-blast is to dismantle it, charge the batteries externally and reassemble it again. IKEA … Continue reading
Posted in Electronics.
Tagged battery, driver, guts, IKEA, LED, schematic, solar cell, sunnan
17 Comments
Ditching CF light bulbs — Are LED bulbs ready yet ?
The contestants: 5W LED, 7W LED (both Philips), 15W CFL (Megaman) The blister is just terrible to open… A real glass dome! Made in China, what else. Some info. There’s also a ‘cool white’ version out there. And another one … Continue reading
Posted in Electronics.
Tagged CFL, econic, LED, lighting, lumen, lux, mercury, Philips, replacement
7 Comments
Succumbing to the XMAS-lights madness
“This time of the year” is approaching __again__. Where did all the time go? I remember having seen my neighbours’ light shows and illuminated windows as if it had been just yesterday. But this year I will fight back! I’ll … Continue reading
More light! — Prolly my LAST large perfboard prototype
I’m still alive — physically that is. Recently I felt the urge to do some soldering an I promptly succumbed to it. 3 days later I was done and totally fed up with having to solder using the “W-word”. The … Continue reading
Posted in Arduino., Electronics., Soldering & PCBs.
Tagged AVR, LED, madness, PCB, perfboard, prototype, RGB, soldering, ZEN
2 Comments
Bad soldering day — A rip-off (literally)
Once in a while I sell one or two of the RGB LED RING boards. As not everybody feels comfortable with soldering SMD parts (and I’ve explicitly warned that it’s not that easy and that the RGB LEDs die easily) … Continue reading
Posted in Electronics., Soldering & PCBs.
Tagged heap of shit, LED, plastic, PLCC-6, RGB, SMD, soldering, stress, temperature
5 Comments


