Eisco

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US$19.95
Nichrome Wire (Nickel Chromium Wire) can be used in many applications in the classroom or lab. It's functional characteristics are the same as nichrome wire. It's makeup is 15% Cr, 4% Al, Balance Fe. Maximum operating temperature is 1150°C. Density is 6.74g/cm^3.
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US$9.99

This kit is all you need to build a working DC motor and learn its parts from the inside out. Classic activity used for many years to teach crucial scientific and physics concepts. Wind your own armature and field coil; build the commutator with two snap together pieces. 


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US$99.95

The Worcester Circuit Board Kit contains all the components necessary to quickly construct a variety of circuits. This Worcester Board provides the basis for clear layouts of electrical circuits and reduces the number of connecting leads required. The main component is a base board fitted with cell holders and terminal posts. 

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US$14.95
Demonstrates the operation of a thermostat. A vertically mounted bi-metallic strip is used to open or close an electrical circuit with change in temperature. Consists of binding posts for connection to low current circuits and adjustable contacts.
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US$11.95
This has a detachable cover and banana plug terminals. 75mm diameter bell. Accepts 3 to 4.5V.
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US$2.75

These Hoffman's clip are nickel plated screw compressor clamps. 

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US$69.99

This is a classroom demonstration apparatus which shows the relationship between electric and magnetic fields and the electric motor as a common application of electromagnetism. Students can explore how a simple electric motor works by doing a series of investigations. This demonstration will also check students' understanding of electromanetic concepts and reinforce on how to apply the right hand or left hand rule.

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US$59.99

This is for showing A.C. on an oscilloscope or meter or for demonstrating the use of a dynamo in lighting a lamp. This apparatus has a cycle dynamo mounted on a base. Two 4mm socket terminals are provided for the dynamo output, connected in parallel with an M.E.S. lamp holder and 2.5V bulb.

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US$199.00
This is safe and steady with a quiet operation. Voltage supplied prolongs operating life. Spring-loaded, totally enshrouded tube sockets eliminate electrical shock hazard. Will accommodate a considerable variation in tube length. Lighted ON/OFF rocker switch provides convenient operation. 115V 60Hz. Output rating: 5000V without spectrum tube; 1000V @10mA with spectrum tube.
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US$18.75
These are straight form Spectrum Tubes with side electrodes and a 50mm long fine capillary tube in the middle with total length of 26 cm. Reveal the spectra of various gases when discharges pass through them. Provide a visual representation of the energy associated with electron transitions within excited atoms and molecules.
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US$79.95
This 6 decade Resistance Box is easy to use with multiple value resistances and 4mm jacks. The EISCO Decade resistance Boxes are a robust solution in any electronics laboratory and ideal for testing circuits with different resistances. The ABS housing allows an easy reading of resistance values and easy changing of resistance values without having to remove them from the circuit.
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US$44.99

EISCO's Bridge Rectifier Box consists of four diodes connected in a bridge circuit used to convert alternating current (AC) input into direct current (DC) output. The unit features a clear circuit diagram as well, so students see the importance of diodes and how to rectify alternating current to direct current. Size: 13 x 8 x 5cm.

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US$159.95

This activity set allows students to conduct activities to illustrate electromagnetism, induction and basic transformer experiments. This kit consists of a plastic base, a laminated iron core, mounting fixtures, and six coils protected in a heat resistant film. Topics covered include Lenz' Law, Faraday's Law, how iron cores increase magnetic field strength, and electromagnetic induction itself. This versatile piece of equipment can also be used to teach about how transformers used by power companies carry electrical energy.

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US$24.99
Oersted's Law Apparatus demonstrates the action of electric current on a magnet. Made of a cobalt steel needle 75mm long with agate bearing supported by pivot mounted on a plastic base and surrounded by a rectangle frame of 13 x 5cm fitted with terminals.
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US$69.99

This kit contains all the material required to build six complete motor models. Includes 12 magnets, six armatures, six pieces of mild steel yokes, six support bases, six support shafts, 24 connecting rivets, 12 split pins, one reel of 25 s.w.g., PVC tinned copper wire, two reels of cellotape, 300mm rubber tubing, and instructions.

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