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Physics - Teltron

Physics -Teltron

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Demonstration Tubes : Dual Pole Tube
Evacuated electron tube with hot thermionic cathode made of tungsten wire and a cylindrical anode for verification of the Edison effect, demonstration of Richardson’s equation and recording the current-voltage characteristic of a vacuum diode. Mounted on connector base with safety sockets. Cathode surface: 32 mm² Max. anode voltage: 400 V Heating voltage: 1.5 – 5.9 V Heating current: 2 – 5 A Dimensions of the tube: approx. 120x45 mm²..
£19.95
Demonstration Tubes : Electron Deflection Tube D
Highly evacuated electron tube with focusing electron gun and fluorescent screen inclined relative to the beam axis, so that the path of the beam can be seen and the effects of electric and magnetic fields can be studied. The electron beam can be deflected electrically in the electric field of the built-in plate capacitor, and magnetically by using the Helmholtz coil pair D (U191051). By adjusting the electric field so that it cancels the magn..
£19.95
Demonstration Tubes : Teltron Diode D
High-vacuum electron tube with thermionic cathode for demonstrating the thermoelectric effect (Edison effect). Use the tube to investigate the relationship between measured emission current and the voltage applied to the cathode. Also investigate the characteristics of diodes via the process of rectification. Specifications Max. heater voltage: 7.5 V AC/DC Max. anode voltage: 500 V Anode current: approx. 2 mA at 200 V (Anode) ..
£19.95
Demonstration Tubes : Teltron Dual Beam Tube D
Semi-evacuated electron tube filled with low-pressure helium and containing a tangential and axial electron gun. In the case of tangential bombardment and a perpendicularly aligned magnetic field, the fundamental electron charge-to-mass ratio can be determined from the diameter of the observed beam pattern. In the case of axial bombardment and a co-axial magnetic field, kinetic gas theory (e.g. impact excitation) and particle collisions can be..
£19.95
Demonstration Tubes : Teltron Electron Diffraction Tube D
  Highly evacuated electron tube for demonstrating the wave nature of electrons through the observation of interference caused by passage of electrons through a polycrystalline graphite lattice (Debye-Scherrer diffraction) and rendered visible a fluorescent screen. Also intended for determining the wavelength as a function of the anode voltage from the radii of the diffraction rings and the lattice plane spacing of graphite, as ..
£19.95
Demonstration Tubes : Teltron Gas Triode D
Electron tube filled with low-pressure helium gas, and containing a thermionic cathode, control grid, and anode. This tube is for quantitative investigations of the typical properties of a gas-immersed triode, recording the current-potential (IA-UA) characteristics of a thyratron, and observing discharges and discontinuous energy release of helium atoms during inelastic collisions with free electrons. Specifications Max. heater voltag..
£19.95
Demonstration Tubes : Teltron Luminescence Tube D
High-vacuum electron tube with divergent electron gun and three, colored fluorescent strips. Demonstrate stimulated light emission during and after electron bombardment of a phosphorus anode. The anode also fluoresces when illuminated with a focused ultraviolet light source. Specifications Max. filament voltage: 6.3 V AC Max. anode voltage: 5 kV Anode current: approx. 0.1 mA at 4 kV (anode) ..
£19.95
Demonstration Tubes : Teltron Maltese Cross Tube D
High-vacuum electron tube with divergent electron gun aimed at a fluorescent screen partially obscured by a Maltese cross. For demonstrating the linear propagation of electrons in the absence of applied electromagnetic fields by projecting the shadow of a Maltese cross onto the fluorescent screen. Application of a magnetic field using the Helmholtz Coils S allows for students to study the fundamental science of electron optics, such as beam fo..
£19.95
Demonstration Tubes : Teltron Perrin Tube D
Highly evacuated electron tube with focusing electron gun and fluorescent screen inclined relative to the beam axis so that the path of the beam can be seen and the effects of electric and magnetic fields can be studied. The electron beam can be deflected using two methods: 1) electrically using electric field of the built-in plate capacitor, or 2) magnetically using external Helmholtz Coils D (111U191051). Also determine the fundamental elect..
£19.95
Demonstration Tubes : Teltron Triode D
High-vacuum electron tube with thermionic cathode and control grid for demonstrating the thermoelectric effect (Edison effect). Use the tube to investigate the practical applications of a triode as an amplifier and generating undamped oscillations in LC circuits. Also investigate the characteristics of triodes and let students discover the negative electron charge polarity. Specifications Max. heater voltage: 7.5 V AC/DC Max. anode ..
£19.95
ESR/NMR : Teltron Plug-in Power Supply
  Plug-in power supply with an electronically regulated output voltage for supplying the electronic modules of the tube program. Connecting lead with a 6-pole, self-locking special plug. Specifications: Lead length: 100 cm Output: 12 V DC, 400 mA Mains connection: 115 V, 50/60 Hz   ..
£19.95
Franck-Hertz Experiment :  Teltron Control Unit for Critical Potential Tubes
  Control unit for operating the Franck-Hertz Critical Potential Helium-filled and Neon-filled tubes. Equipped with an output for half-wave rectified sawtooth acceleration voltages, adjustable upper and lower limits of the acceleration voltage, and integrated picoammeter amplifier for anode-current measurement. Allows recording of the acceleration voltage as a function of the anode current. A slow sawtooth voltage (approx. 6 Hz)..
£19.95
Franck-Hertz Experiment :  Teltron Critical Potential Tube S with He-Filling
  Hertz electron tube for quantitative investigations of inelastic collisions of electrons with inert gas atoms, determination of ionization and excitation energies of helium, resolution of the energy states of various primary and orbital angular-momentum quantum numbers, as well as demonstrating meta-stable states. Includes shielding as well as a discharge tube and battery unit for the collector voltage (battery included in the scope..
£19.95
Franck-Hertz Experiment :  Teltron Critical Potential Tube S with Ne-Filling
  Hertz electron tube for quantitative investigations of inelastic collisions of electrons with inert gas atoms, determination of ionization and excitation energies of neon, resolution of the energy states of various primary and orbital angular-momentum quantum numbers, as well as demonstrating meta-stable states. Includes shielding as well as a discharge tube and battery unit for the collector voltage (battery included in the s..
£19.95
Franck-Hertz Experiment :  Teltron Plug-in Power Supply
Plug-in power supply with an electronically regulated output voltage for supplying the electronic modules of the tube program. Connecting lead with a 6-pole, self-locking special plug. Specifications: Lead length: 100 cm Output: 12 V DC, 400 mA Mains connection: 115 V, 50/60 Hz     ..
£19.95
Free Electrons in Gases and in Vacuum : Complete Fine Beam Tube System T
The fine beam tube and Helmholtz coil pair are mounted on the operating unit, the fine beam tube being rotatable around its vertical axis. The tube and coil pair are both connected internally to the operating unit without a need for external wiring. All supply voltages for the tube and the current through the Helmholtz coils are adjustable. The anode voltage and coil current are displayed digitally and can be tapped additionally as equival..
£19.95
Free Electrons in Gases and in Vacuum : Electron Deflection Tube D
Highly evacuated electron tube with focusing electron gun and fluorescent screen inclined relative to the beam axis, so that the path of the beam can be seen and the effects of electric and magnetic fields can be studied. The electron beam can be deflected electrically in the electric field of the built-in plate capacitor, and magnetically by using the Helmholtz coil pair D (U191051). By adjusting the electric field so that it cancels the magn..
£19.95
Free Electrons in Gases and in Vacuum : Teltron Dual Beam Tube D
Semi-evacuated electron tube filled with low-pressure helium and containing a tangential and axial electron gun. In the case of tangential bombardment and a perpendicularly aligned magnetic field, the fundamental electron charge-to-mass ratio can be determined from the diameter of the observed beam pattern. In the case of axial bombardment and a co-axial magnetic field, kinetic gas theory (e.g. impact excitation) and particle collisions can be..
£19.95
Free Electrons in Gases and in Vacuum : Teltron Electron Diffraction Tube D
  Highly evacuated electron tube for demonstrating the wave nature of electrons through the observation of interference caused by passage of electrons through a polycrystalline graphite lattice (Debye-Scherrer diffraction) and rendered visible a fluorescent screen. Also intended for determining the wavelength as a function of the anode voltage from the radii of the diffraction rings and the lattice plane spacing of graphite, as ..
£19.95
Free Electrons in Gases and in Vacuum : Teltron Gas Triode D
Electron tube filled with low-pressure helium gas, and containing a thermionic cathode, control grid, and anode. This tube is for quantitative investigations of the typical properties of a gas-immersed triode, recording the current-potential (IA-UA) characteristics of a thyratron, and observing discharges and discontinuous energy release of helium atoms during inelastic collisions with free electrons. Specifications Max. heater voltag..
£19.95
Free Electrons in Gases and in Vacuum : Teltron Luminescence Tube D
High-vacuum electron tube with divergent electron gun and three, colored fluorescent strips. Demonstrate stimulated light emission during and after electron bombardment of a phosphorus anode. The anode also fluoresces when illuminated with a focused ultraviolet light source. Specifications Max. filament voltage: 6.3 V AC Max. anode voltage: 5 kV Anode current: approx. 0.1 mA at 4 kV (anode) ..
£19.95
Free Electrons in Gases and in Vacuum : Teltron Maltese Cross Tube D
High-vacuum electron tube with divergent electron gun aimed at a fluorescent screen partially obscured by a Maltese cross. For demonstrating the linear propagation of electrons in the absence of applied electromagnetic fields by projecting the shadow of a Maltese cross onto the fluorescent screen. Application of a magnetic field using the Helmholtz Coils S allows for students to study the fundamental science of electron optics, such as beam fo..
£19.95
Free Electrons in Gases and in Vacuum : Teltron Perrin Tube D
Highly evacuated electron tube with focusing electron gun and fluorescent screen inclined relative to the beam axis so that the path of the beam can be seen and the effects of electric and magnetic fields can be studied. The electron beam can be deflected using two methods: 1) electrically using electric field of the built-in plate capacitor, or 2) magnetically using external Helmholtz Coils D (111U191051). Also determine the fundamental elect..
£19.95
Free Electrons in Gases and in Vacuum : Teltron Triode D
High-vacuum electron tube with thermionic cathode and control grid for demonstrating the thermoelectric effect (Edison effect). Use the tube to investigate the practical applications of a triode as an amplifier and generating undamped oscillations in LC circuits. Also investigate the characteristics of triodes and let students discover the negative electron charge polarity. Specifications Max. heater voltage: 7.5 V AC/DC Max. anode ..
£19.95

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