Terminals on these lamp boards let you connect lamps in series or parallel. Lamp board features removable shunt wires that allow for quick changing from parallel to series or any combinations of the two. All units have plastic bases with rubber feet. Small incandescent bulbs included. Available in three or five-socket sizes.
AA cell battery holder with 6" connector cords in red and black. Made of unbreakable plastic. Curved sides help prevent the battery from falling out when it is upside down. Ages 7+
Excellent for all types of low voltage experiments, these 24g connector cord feature 1" sheathed alligator clips on each end. Sold in packs of 10 (2 each of white, yellow, black, red, and green). Ages 7+ Each set includes 10 connector cords.
General purpose student bench meters with full-scale accuracy of ±2.5% and overload protection. Features include large 3" scales, external zero-adjust calibration, and fully enclosed plastic cases with inclined meter faces.
C cell battery holder with 6" connector cords in red and black. Made of unbreakable plastic. Curved sides help prevent the battery from falling out when it is upside down. Ages 7+
Supertek double cell holder is a high quality easy to load and easy to remove cell holder for holding two standard D size batteries. It is fitted on the sturdy plastic base. 4mm sockets are provided for the input signals separately with each cell holder. Double cell holder can be used as a single cell holder by using only one…
Supertek single cell holder is a high quality easy to load and easy to remove the standard D-size battery. It is fitted on a sturdy plastic base. 4mm sockets are provided for the output. Two or more cell holders can be used for parallel or series combinations. Supplied without battery. Size: 7.09" L x 4.13" W x 3.35" H Grades…
D cell battery holder with Fahnestock clips for easy connection. Made of unbreakable plastic. Curved sides help prevent the battery from falling out when it is upside down. Ages 7+
D cell battery holder with 6" connector cords in red and black. Made of unbreakable plastic. Curved sides help prevent the battery from falling out when it is upside down. Ages 7+
This handheld D.C generator is an excellent alternative to more expensive models. It is an ideal tool for demonstrating this transformation of mechanical energy into electrical energy. This unit produces a terminal voltage of 6.3V and a maximum current output of 1.2A. Comes with two 15" leads. Ages 7+
A simple kit for students to gain insight into field poles, armatures and switches, Kit includes one mounting base, field pole, armature, two wire brushes, a piece of copper wire, two shaft supports, a AA battery holder, AA battery, and 4 each of screws and nuts. With assembly instructions.
Consists of six rotary switches in decade sequence mounted on a metal panel with each value clearly marked. From 0 to 1, 111, 110 x 1 ohm, Accuracy within + 0.5% Two universal binding posts are provided for easy connection.
With interchangeable scales. A versatile instrument and demonstration meter that can be converted to an A.C., or D. C. voltmeter or ammeter with the selection of various ranges for each mode. With a high-quality moving coil, spring-controlled movement with full-scale deflection of 5 mA or 100 mV D. C. The long pointer has a spade end and is visible from…
For use with demonstration meter. Each dial comprises a plastic panel with a sealed moulded capsule on one side containing appropriate shunts or voltage multipliers.
An Essential Electrical part for use in physics, Electrical circuits, Sound experiments, and other general lab use. Strong plastic construction. The voltage requirement is 3 DC volts. Includes a 7/8" buzzer on a base with two holes for mounting and 3" L Connecting wires. Ages 7+
To ex plain bas ic concepts of electronics. High quality solder less breadboard Easy to build and learn Symbolic representation of components Color coding chart to read resistor values This Kit introduces students to Ohm's Law, resistors, capacitors, semiconductors and transistors. T his kit includes a breadboard on base, LEDs (Red and Green), capacitors, resistors, switches buzzer, transistors (NPN and…
General purpose student bench meters with full-scale accuracy of ±2.5% and overload protection. Additional features: large 3" scale, external zero-adjust calibration, and fully enclosed plastic case with inclined meter face. -500-0-500 µA (20 µA).
To investigate acceleration, friction, gravity, and free-fall experiments. The inclined plane folds easily for storage with a special hinge, clamps to 45°, and includes a protractor and pulley. All-aluminum construction supplied with Hall’s carriage, pulley, weight pan, a solid aluminum plane, and accessories, With detail & illustrated instructions.
A component part of many kits, this pre-assembled miniature motor operates on 1.5V or 3V DC. RPM is between 7,000- 11,000. Comes with 12" red and black leads. Ages 7+
Experiment with the effect of voltage and magnetism on the operation of a DC motor with this 4" motor model. Includes motor components, permanent and electromagnets, and assembly instructions. You provide one or more batteries (1.5-volt to 6-volt) and connecting wire.
This motor-generator set gives students an insight into the physical and technical relationships on which electric motors, generators, and transformers are based. The modular system allows to set up different function models without tools: Various DC motors Series and shunt motor Synchronous motor DC generator and alternator Transformer This set allows the performance of 10 student experiments about the following…
General purpose student bench meters with full-scale accuracy of ±2.5% and overload protection. Additional features: large 3" scale, externa zero-adjust calibration, and fully enclosed plastic case with inclined meter face. Triple range, 0-3 V (0.1 V)/0-10 V (0.2 V)/0-15 V (0.5 V).
Consists of a resistance wire with a sliding contact and a strip of aluminum to provide two “arms” of the bridge for known and unknown resistance. Strips of heavy aluminum are provided with a single gap in each of two arms for the resistance. All components are mounted on a heavy sheet metal base. With Instructions.
Explore "Green Energy" on a small scale! This economical solar car operates on sunlight or a rechargeable AA battery. A four-position switch allows you to choose between running the car on the solar cell or the battery, recharging the battery from the solar cell, or "off." Two binding posts allow the voltage developed by the solar cell to be measured…
General purpose student bench meters with full-scale accuracy of ±2.5% and overload protection. Additional features: large 3" scale, external zero-adjust calibration, and fully enclosed plastic case with inclined meter face. Double range, 0-5 V (0.1 V)/0-15 V (0.3 V).
This wire cutter and stripper is for use in installation, repairing and experiments. It will work as a cutter as well as stripper. It has new design handle for making proper pressure on cable. It has locking system at handle of tool.