电循环

它们具有塑料外壳，带有4毫米的安全插头。 电阻:10千欧姆 公差: 1% 负载率: 4W 更多

它们具有塑料外壳，带有4毫米的安全插头。 电阻:100千欧姆 公差: 1% 负载率:1W 更多

它们具有塑料外壳，带有4毫米的安全插头。 电阻:1M欧姆 公差: 1% 负载 :1W 更多

它们具有塑料外壳，带有4毫米的安全插头。 电阻:10 M欧姆 公差: 1% 负载率:1W 更多

它具有塑料外壳，4毫米的安全插头。 电容：2200 公差：20％ 最大的允许电压：40 V 规格：122×70×50 mm 更多

High-Precision Resistors in plastic housing with 4 mm safety plugs. Specifications: Dimensions: approx. 122x70x50 mm³ Resistance: 300 kΩ Tolerance: 5% Load rating: 3 W 更多

Apparatus to investigate the dependency of electrical resistance on conductor length, conductor cross-section and material. Six wires are laid out side by side on a metal base and both ends connect to 4 mm sockets. Wire specimens: Constantan ... 更多

Lamp socket on transparent acrylic base with screw connection for ordinary commercial filament bulbs for E10 sockets. Sockets for 4 mm safety plugs. 更多

Lamp socket on transparent acrylic base with screw connection for ordinary commercial filament bulbs for E14 sockets. Sockets for 4 mm safety plugs. 更多

Set of "Conductors and Non-Conductors" To investigate the various levels of conductivity of 8 different sample materials. Scope of delivery: iron rod, aluminum rod, copper rod, steel rod, wooden rod, glass rod, plastic rod, cotton string ... 更多

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

Holder on an acrylic base with two crocodile clips for connecting loose resistors and other electronic components or samples from the “Conductors and Insulators” set. Sockets for 4-mm safety plugs. 更多

Double-pole double throw (DPDT) change-over switch in a robust casing with high dielectric strength. Connection is made via 4-mm safety sockets. Dimensions: 112 x 62 x 45 mm approx. Weight: 95 g approx. 更多

Switch mounted on a transparent acrylic base for the alternate opening and closing of two electric circuits. Sockets for 4 mm safety plugs. 更多

Switch mounted on a transparent acrylic base for the alternate opening and closing of a circuit. Sockets for 4 mm safety plugs. 更多

Switch mounted on a transparent acrylic base for the momentary closing of circuits. Sockets for 4 mm safety plugs. 更多