
John writes - " Some time after reading "A Powerful New Light Source for Ultraviolet Detection of Scorpions in the Field" I decided to build my own scorpion detection device instead of buying an uv flashlight. I ordered fifty 5 mm UV LEDs (light emitting diodes) at the website of LSDiodes." Thanks Paul! - Link.
HOW TO - Scorpion detection using ultraviolet (black light) LEDs
Recent Entries
- Lisp Manga...
- CRAFT weekly recap
- 8-bit touch-sensitive handheld
- Cigar box music player
- The 'bike tree', an automatic storage system for cycles, can hold up to 6,000 bikes
- Building a folding table
- Maker Shed weekly wrap-up
- The Chumby has landed!
- Brainwave sofa by Unfold & Lucas Maassen
- Full MIDI drumset with Guitar Hero and Rock Band drums
Leave a comment
Subscribe to MAKE Magazine!
Subscribe today, save 42% and get web access to MAKE free. MAKE Digital Edition is available only to subscribers.
$34.95 / 1 year
(4 Quarterly Issues)






























