Large Needle Electroscope, 1.5lbs, 7.0x6.0x4.0 in, ideal for classroom demonstrations of electrostatic principles, A light-weight metal vane, used as a pointer in the electroscope. A transparent scale, provided to measure the angle of the deflection
Magnetic Field Chamber Height: 4.75in Tall, Od: 3.25in, Idr: 0.75in, Magnet Not Included, Great For The Classroom. Extremely Useful For Students To Visualize Magnetic Fields In Three Dimensions, Instead Of The Usual Two Dimensional Of Most Iron Filings Field Visualizers
Resistance Substitution Board 33 Ohms - 10M Ohms, Extremely Useful For All Circuit Applications. Great For Electronics Classrooms Or Labs, Or For Use In Circuits Under Design Or In Testing Conditions, Board Dimensions Are 5 X 3.5 X 2 Inches.
Basic Magnetic Field Chamber - 3.625in By 2.3125in Diameter, Dimensions: Height: 3.625in, Outside Diameter: 2.3125in,Inside Diameter: 0.625in, Magnet Is Included, Insert A Bar Magnet, Up To Three-Quarters Of An Inch In Diameter
AutoScan Fm Radio Kit, monophonic, two-IC, FM (frequency modulation) receiver designed to receive FM signals in the frequency range (88-108MHz), uses electronic auto-scan, scan with two button switches - one switch scans up, other resets to the start of the tuning position