DC Power Supply 0-500 V German made high voltage power supply by 3B Scientific A low voltage power supply with four outputs primarily intended to simultaneously supply power for the Teltron range of electron tubes and Helmholtz Coils made in Germany by 3B... AU$975.00 ex GST Add to Cart
DC Power Supply 20 V, 5 A German made power supply by 3B Scientific A universal power supply with digital current and voltage display. Output voltage and output current are continuously adjustable. The device can be used as a constant voltage source with current limiting or... AU$493.90 ex GST Add to Cart
High Voltage Power Supply 5 kV German made High Power voltage Power supply from 3B Scientific A universally applicable, floating, high-voltage power supply with built-in, high voltage resistant transformer to supply the heater voltage for Teltron electron tubes. Continuously... AU$783.90 ex GST Add to Cart
Auxiliary Coil The Auxiliary Coil can be used to apply crossed magnetic fields vertically with respect to the tube axis, if the coil is mounted on the universal holder between the Helmholtz coils. Such fields can be used to demonstrate the horizontal deflection of... AU$356.00 ex GST Add to Cart
Control Unit for Critical Potential Tubes Control unit for operating the critical potential tubes. Equipped with an output for sawtooth acceleration voltages; adjustable upper and lower limits of the acceleration voltage. Integrated pico-ammeter amplifier for anode current measurement. Allows... AU$889.00 ex GST Add to Cart
Critical Potentials Tube S with He-Filling Hertz electron tube for quantitative investigations of inelastic collisions of electrons with inert gas atoms, determination of ionization energies of helium, as well as resolution of the energy states of various primary and orbital angular-momentum... AU$1,413.00 ex GST Add to Cart
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... AU$1,348.00 ex GST Add to Cart
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... AU$725.00 ex GST Add to Cart
Diode S 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... AU$725.00 ex GST Add to Cart
Dual Beam Tube D Part evacuated electron tube, filled with neon at low pressure, with tangential and axial electron gun. For determining specific charge e/m from the diameter of the filament beam in the case of tangential bombardment and a perpendicularly aligned... AU$1,508.00 ex GST Add to Cart
Dual Beam Tube S Part evacuated electron tube, filled with neon at low pressure, with tangential and axial electron gun. For determining specific charge e/m from the diameter of the filament beam in the case of tangential bombardment and a perpendicularly aligned... AU$1,298.00 ex GST Add to Cart
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... AU$1,508.00 ex GST Add to Cart
Electron Diffraction Tube S 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... AU$1,422.00 ex GST Add to Cart
Geiger-Muller Tube T Self-extinguishing halogen-trigger counter tube for registering alpha-, beta-, gamma- and X- radiation. Enclosed in a plastic housing with a holder for mounting on the swiveling arm of the X-ray apparatus (U19200); equipped with a firmly installed BNC... AU$545.00 ex GST Add to Cart
Helmholtz Coils D Pair of Helmholtz coils for generating a uniform magnetic field perpendicular to the axis of the Teltron D series tubes. Teltron Tube Holder D allows the coils to be configured in the Helmholtz geometry or to produce magnetic fields aligned vertically,... AU$621.00 ex GST Add to Cart
Helmholtz Coils S Pair of Helmholtz Coils for generating a uniform magnetic field perpendicular to the axis of the Teltron S series tube. Teltron Tube Holder S allows the coils to be configured in the Helmholtz geometry or at variable distances to produce magnetic fields... AU$566.00 ex GST Add to Cart
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... AU$1,090.00 ex GST Add to Cart
Luminescence Tube S 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... AU$1,050.00 ex GST Add to Cart
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... AU$954.00 ex GST Add to Cart
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... AU$1,050.00 ex GST Add to Cart
Perrin Tube S 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... AU$1,050.00 ex GST Add to Cart
Teltron Maltese Cross Tube S 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... AU$935.00 ex GST Add to Cart
Thomson Tube S High-vacuum electron tube with high-accuracy electron gun and ruled target phosphorescent screen. Determine the fundamental electron charge-to-mass ratio (e/m), study mean electron velocities using field cancellation, and explore electron optics using... AU$1,317.00 ex GST Add to Cart
Triode D, Helium-filled 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)... AU$1,011.00 ex GST Add to Cart
Triode D, Vacuum 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... AU$784.00 ex GST Add to Cart
Triode S, Helium-filled 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)... AU$954.00 ex GST Add to Cart
Triode S, Neon-filled For quantitative investigations of the typical properties of a gas-filled triode, recording the IA - UA characteristics of a thyratron. Observing independent and dependent discharges as well as discontinuous energy release of Ne atoms during inelastic... AU$954.00 ex GST Add to Cart
Triode S, Vacuum 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... AU$820.00 ex GST Add to Cart
Tube Holder D Tube holder made of robust plastic for holding D-series electron tubes. Stand has a wishbone, 360¶? rotating clamp made of heat-resistant plastic and two base holes for affixing the Teltron Helmholtz Coils D (U191051). On rubber feet to prevent slipping... AU$438.00 ex GST Add to Cart
Tube Holder S Tube holder to support all S series (student) electron tubes for easy and safe operation. The five pin sockets for the tube are concealed inside the tube holder. A cathode protection switch is integrated into the tube holder, to protect the heated... AU$648.00 ex GST Add to Cart
