Description

Economical minute timer setting intervals up to one hour via a top knob

bridging picofarad and microfarad ranges for RC-time-constant and oscillator investigations

and horseshoe magnet that swap by hand

this 16 SWG bare copper wire ships on a 500g reel approximating 85 feet of high-conductivity material

Blocks chemical

Concave Glass Mirror, 100mm Diameter, 150mm Focal Length Item Type_Net Economical minute timer setting intervalsPairs a wide 100mm aperture with a 150mm focal length, the f 1. 5 geometry producing bright, well formed real images for projection style optics setups on a ~3mm thick blank.

Exchange/Return Notes

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Concave Glass Mirror, 100mm Diameter, 150mm Focal Length Item Type_Net Economical minute timer setting intervals

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