The optical lamp consists of a neutral white, high-power LED incorporated into a plastic case with a magnetic base attachment. It is suitable for carrying out experiments in ray optics.
Power is provided by means of a 5 V DC plug-in power ...
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Experimental topics that can be studied with the unit include:..
• Resonance absorption of a high-frequency oscillating circuit
• Dependence of resonance frequency on magnetic fields
• Resonant line widths
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The “High Voltage Power Supply 25 kV” provides a positive voltage in the kV range and is suitable, among other things, for experiments in electrostatics. The stabilized high voltage can be selected in 5 steps.
If charges shall ...
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它用来定量研究电子与惰性气体原子之间的非弹性碰撞,测定氦、氖的激发能量和电离能,确定不同主量子数和角动量量子数的能级态,演示亚稳态。它还包括保护装置,以及放电试管和用于集电极电压的电池组件(电池在运送范围中)。 阴极灯丝电压:Uh < 7 V 阳极电压: Ua < 60 V 阳极电流: Ia < 10 mA 集电极电压: Uc = 1,5 V 集电极电流: Ic < 200 pA
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With this cable two Photogates can be connected in a daisy chain mode. In this mode the signals of the photogates are measured via a single channel of the interface. With more cables up to five photogates can be connected in to each other. ...
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Optical rider for U-model optical benches (1002625 and 1002626) for mounting optical attachments on a stem. A smooth base ensures easy movement on the optical bench.
Clamping width for stems: 10 mm
Sleeve height: 30 mm
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Universal scales in robust plastic casing, with easy-clean foil keyboard. Menu functions, easy selection using two buttons.
ABS housing and pan
slip resistant feet and stability indicator
easy-to-read LCD display (15 mm ...
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AC and DC power supply adjustable to various levels and housed in metal case. Particularly suitable for experiments by pupils and for lab practicals. Features stabilized DC voltages. Outputs are galvanically isolated and short-circuit-proof ...
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Thermocouple Quick Response Thermometer - For instantaneous measurements on surfaces, in liquids, soft plastic media, air/gases, very small objects. For connection to a K-type NiCr-Ni measurement sensor. (Sensor is not included in scope of ...
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This galvanometer moves the pointer in relation to the direct current between the positive and negative scale side and can thus represent the current flow. Due to the analog technology used, no batteries are required - this measuring device ...
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For electrical circuits with low voltages and high currents; copper wire encased in highly flexible PVC; equipped at either end with a laminated plug and a fully-insulated axial jack for connecting additional patch cords.
Wire cross ...
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Accessories for the torsion axle (U20050) consisting of two cylinders with nearly identical weights but different weight distributions, a mounting plate for the cylinders, a wooden disc and a wooden sphere.
Metal cylinder:
External diameter ...
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The heart-rate sensor 048i provides a simple way to study the heart’s function. The sensor clip consists of a small infrared LED and an infrared light sensor. The sensor measures the light level transmitted through a tissue of the ear lobe ...
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The Differential Voltage sensor (1022539) is designed for measuring voltages in the range between -10 and +10 V. With a wide input voltage range this sensor can be used to measure voltages in AC and DC circuits.
The sensor has differential ...
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