Electricity

Single-ended high-voltage source, continually adjustable or controllable via an external voltage, for electrostatic experiments. The integrated three-digit display shows the voltage present at each of the output sockets. Passive current limiting ensures that no dangerous contact voltages can...

For the quantitative investigation of the deflection of electrons in the electric field of the plate capacitor or in the magnetic field of the pair of Helmoltz coils (555 604), to assess the speed and specific charge of the electrons, observation of the passage of the beam on the light screen...

To demonstrate the wave nature of electrons by diffraction on a polycrystalline graphite grid (Debye-Scherrer interference), observation of the interference rings on the light screen, confirmation of the de Broglie equation by determining the wavelength at different anode voltages, includes...

Same design as 555 81, but for 115-V-mains connection.

Additionally required: Measuring junction box 502 05 Rheostat, 110 Ohm 537 23 Safety connecting leads

For demonstrating the discontinuous release of energy by free electrons upon collision with mercury atoms, and for determining their excitation energy. The Franck-Hertz curve is plotted either point-by-point with indicating instruments or continuously by means of a recorder or CASSY. Vacuum...

For easy demonstration of the discontinuous release of energy by free electrons upon collision with neon atoms, and the discreet energy states in neon atoms, as well as for determining the first excitation energy level. The Franck-Hertz curve is plotted either point-by-point with indicating...

Screened cable with DIN plugs for connecting the Franck-Hertz tube, Ne (555 871) to the Franck-Hertz supply unit (555 880).

For conducting Franck-Hertz experiments with the mercury Franck-Hertz tube (555 854) or neon Franck-Hertz tube (555 870) either: •manually •oscilloscope •CASSY or recorder Outputs for all necessary supply voltages, input with amplifier for collector current, schematic circuit...

To demonstrate the quantization of electric charges and to determine the elementary charge, compact arrangement; consisting of plate capacitor under transparent cover, measuring microscope; illumination system and oil atomizer (685 75), on stand with tripod, adjustable in height including plastic...

Power supply unit for Millikan apparatus (559 411) for voltage of the plate capacitor and illumination system, adjustment of voltage via rotary potentiometer, with digital display for voltage, one switch for simultaneous switching on and off of the DC voltage and the electric stopclocks one...

433.92 MHz operating frequency (70 cm UHF band/ISM (Industrial, Scientific, Medical) band), for the experimental investigation of electromagnetic wave propagation conditions (broadcast) in free space, e.g. in air and in dielectric media such as water and on parallel-wire systems

Technical...

For refitting as circulation thermostat

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SPECIAL WEB PRICE! For introductory electrostatics experiments as well as for indication of DC and AC voltages; suitable for shadow projection. Complete with detachable capacitor plate and stand.

Ideal low voltage power supply that can be used with low voltage illuminators such as the ray projectors in both the BlackBoard Optics� basic and accessories sets. The voltage can be adjusted from 2 to 12 volts by simply positioning the bananna clips between the desired quantity of voltage.

Standard cathode ray tubes for oscilloscopes are poorly suited for demonstrations because important sections of the tubes are electrostatically and magnetically shielded, thus concealed from the view of the observer. Furthermore, these conventional cathode ray tubes require high accelerating...

The kit contains materials and devices which can be used for 62 experiments on the examination of basic laws of the following topics: Magnetism, Electrostatics, Electricity, Electrochemistry. While this kit is currently not available for sale, we can offer the full line of PK4400 Physics Kits,...

A great addition to the already included KK9188 Kit "Electricity" Manual. Over 40 experiments can be done using the Electricity Kit and this additional handbook gives extra lab and question sheets that can be used with the kit or any Electricity kit you may already own. While this kit is...

Spectral tubes for observation of line and band spectra, 25cm long

Spectral tube for observation of line and band spectra, 25cm long