US$ 39.95
paired against zinc
with both 4mm stackable sockets and screw terminals so leads wire in without an adapter to either bench standard
carrying a red-and-blue spirit column and screen-printed dual scale from -10 to 50°C and 20 to 120°F for long-term readability
High-tension power supply driving spectrum and discharge tubes in atomic spectra and gas discharge demonstrations for advanced physics classrooms
with AC and DC both available on separate terminals for electronics builds
Reading Magnifier, 100mm, 15cm Focal Length Electricity & Magnetism_Electricity & Circuits paired against zincWide field 100mm reading magnifier with a 15cm focal length, the large aperture giving a panoramic view of pages, prints, or specimens during reading and inspection.
US$ 39.95
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