
For tyro electronics wizards: build your own dual white-LED strobe light. You'll need a 9V battery, solder and a soldering iron. Features a speed switch and rate control knob, and will oscillate between once and a seizure-inducing 60X per second. Draws 40mA.
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93149 STROBOSCOPE |
And the manufacturer, Elenco Electronics, says Bredblox, but what’s in a name? These are just nice little breadboards for electronic experiments. The Elenco Model 9830 measures 6-1/2" long x 2-1/8" wide x 5/16" thick with (2) power busses up both long edges and (63) double rows of more busses. The holes for components and jumper wires are approx .050" each and multiple boards can be interlocked via tabs and ports on the long edges. Now go invent something and get rich.
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93061 9830 BREADBOARD |
This small flashlight is only 4-5/8" long, but draws super-bright light from its (32) LEDs. The unique, non-rolling design of the 1-1/2 dia head is a nice added feature. Comes with (3) "AAA" batteries, a carrying strap, and a nylon travel pouch. Runs about six hours on a set of batteries.
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38706 32 LED FLASHLIGHT |
This pocket microscope measures just 1-1/2" square x 3/4" thick but magnifies 50X. Don't inspect jewelry without it. The mighty mite comes with (3) button cell batteries to power a pushbutton UV and a slide-switch for (2) bright-white LEDs, (1) aimed straight down and (1) aimed at an angle to the subject. Has a focus knob and a small wrist strap and carrying pouch.
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94232 POCKET-SIZED UV-LED MICROSCOPE |
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