Franck-Hertz Apparatus

Set of equipment used for observing the excitation transitions of electrons in Argon. Compact unit includes Argon tube, power supplies, and amplifier in one box. Oscilloscope required. This product has a 90 day lead time. Market standard for this type of product.

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Nuclear Magnetic Resonance Apparatus

Set of equipment for studying the nuclear magnetic resonance of protons in hydrogen and fluorine and measuring the gyromagnetic ratio, Lande factor, and nuclear magnetic moment of these nuclei. Includes permanent magnet, oscillator, frequency counter, and power supply. Requires an oscilloscope.…

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Foucault's Pendulum

Display version of the Foucault 1851 experiment to demonstrate the Earth's rotation. The 57" high unit contains a maintained pendulum whose precession rate can also be used to calculate latitude or time. This product has a 90 day lead time. Market standard for this type of product.

Cavendish Gravitational Balance

Unique small scale version of the famous cavendish experiment to verify Newton's Law of Gravity and measure the Universal Gravitational Constant, G. This unit is remarkable for measuring the tiny value of G by simple, easily-understood means. This product has a 90 day lead time. Market standard…

Thermoelectric Effects Apparatus

This apparatus allows the thermal behavior of a resistor, thermistor, and thermocouple to be studied, as well as a closed loop control system. This product has a 90 day lead time. Market standard for this type of product.

Planck's Constant Apparatus

Precision apparatus for measuring Planck's Constant includes a mercury discharge lamp, vacuum photocell, set of mercury-line interference filters, and control unit. High quality amplifier yields results for h to better than 3%. This product has a 90 day lead time. Market standard for this type of…

Force Between Conductors Demonstrator

Reliable and dramatic demonstration of the magnetic force between two current-carrying parallel conductors. Safely applies a large current to two pivoting brass tubes. Fuse protected. This product has a 90 day lead time. Market standard for this type of product.

Laser Optics Demonstrator

Comprehensive set of equipment with built in He-Ne laser. Top quality optical glass components allow over 75 experiments in geometric and physical optics. This product has a 90 day lead time. Market standard for this type of product.

Michelson & Farby-Perot Interferometer

High precision interferometer with interchangeable optics for Michelson or Fabry-Perot setups. 200 MM precision geared lead screw for fine adjustment. This product has a 90 day lead time. Market standard for this type of product.

Millikan Oil Drop Apparatus

Classic oil drop experiment for measuring the electron charge. Features double draft shield system, CCD microscope camera and computer control for the experiment and evaluation. This product has a 90 day lead time. Market standard for this type of product.

Complete Zeeman Effect Apparatus

Set of equipment for studying the Zeeman Effect in the mercury green line at 545.1 nm. Includes a 1.0T electromagnet that allows longitudinal or transverse viewing, a mercury lamp, interference filter and lens, a 2.0MM gap Fabry-Perot etalon, a CCD camera and capture card, and evaluation software.…

Lorenz Force Demonstrator

Classic "fine beam tube" set for the visual and quantitative demonstration of electron beam properties and the measurement of e/m. The compact apparatus has a built-in power supply and is housed in a metal case for easier beam visibility. This product has a 90 day lead time. Market standard for…

Photoelectric Effect Apparatus

Set of equipment for studying the photo-emission of a mixed alkali photocathode. Precise , stable illumination and bias control for excellent results. This product has a 90 day lead time. Market standard for this type of product.

Complete Properties Of Electrons Apparts

Comprehensive equipment set for studying the electric and magnetic properties of an electron beam. CRT tube, power supplies, and deflection coils are housed in a compact case. Allows e/m to be measured. This product has a 90 day lead time. Market standard for this type of product.