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This single decade resistance box is available in 10 steps. Resistance Box - Single Dial, 10 KΩ - 100 KΩ in steps of 10 KΩ

This single decade resistance box is available in 10 steps. Resistance Box - Single Dial, 100 KΩ - 1MΩ in steps of 100 KΩ

Resistance coil unit inside plastic enclosure 20 ohms 4.4V maximum voltage Provides a easy connection to a resistance through 4mm sockets. Perfect...

Resistance coil unit inside plastic enclosure 200 ohms 14.0V maximum voltage Provides a easy connection to a resistance through 4mm sockets. Perfe...

A quality unit for your experiments, coiled around a divided wooden spool are 4 lengths of copper wire (22 gauge, 10m long; 22 gauge, 20m long; 28 ...

Non-inductively wound with double silk covered constantan coils on plastic rod enclosed in transparent plastic tube with two terminal and values fi...

Non-inductively wound with double silk covered constantan coils on plastic rod enclosed in transparent plastic tube with two terminal and values fi...

Non-inductively wound with double silk covered constantan coils on plastic rod enclosed in transparent plastic tube with two terminal and values fi...

Non-inductively wound with double silk covered constantan coils on plastic rod enclosed in transparent plastic tube with two terminal and values fi...

Non-inductively wound with double silk covered constantan coils on plastic rod enclosed in transparent plastic tube with two terminal and values fi...

Non-inductively wound with double silk covered constantan coils on plastic rod enclosed in transparent plastic tube with two terminal and values fi...

Non-inductively wound with double silk covered constantan coils on plastic rod enclosed in transparent plastic tube with two terminal and values fi...

A lower cost alternative to above version. This board is much smaller about 42 cm in length and allows to investigate resistance quantitative.A low...

EISCO Resistance Substitution Board This resistor board is extremely useful for all circuit applications. Great for electronics classrooms or labs...

Box with 12 different values. All values are in + 1% tolerance & all the resistance are of 1watt rating. This resistance substitution box has ...

Comprises a length of fine platinum wire of about 2 ohms resistance, wound non-inductively on a mica frame and soldered to stout copper leads. A pa...

A range of resistance units on a high stability metal film element. Improved and less expensive resistance coil. Accuracy + 1 %.Resistance 1?, Max....

A range of resistance units on a high stability metal film element. Improved and less expensive resistance coil. Accuracy + 1 %.Resistance 2?, Max....

A range of resistance units on a high stability metal film element. Improved and less expensive resistance coil. Accuracy + 1 %.Resistance 5?, Max....

This unit demonstrates the concept of a resistance. Fitted with three 1W resistances of different values. Can be used inline with other components...

These Simple Circuit modules can be used to construct simple circuits of the type normally implemented on, for example a Worcester Circuit Board. V...

Resistors are mounted in case, each individual terminated to 4 mm banana sockets. Resistors can be connected & interconnected directly into ci...

Quality carbon resistors for electrical experiments and general wiring in the laboratory. 10Ω, 2Ω, 5Ω and 100Ω resistors are wire wound.

Quality carbon resistors for electrical experiments and general wiring in the laboratory. 10Ω, 2Ω, 5Ω and 100Ω resistors are wire wound.

Quality carbon resistors for electrical experiments and general wiring in the laboratory. 10Ω, 2Ω, 5Ω and 100Ω resistors are wire wound.

Quality carbon resistors for electrical experiments and general wiring in the laboratory. 10Ω, 2Ω, 5Ω and 100Ω resistors are wire wound.

Quality carbon resistors for electrical experiments and general wiring in the laboratory. 10Ω, 2Ω, 5Ω and 100Ω resistors are wire wound.

Quality carbon resistors for electrical experiments and general wiring in the laboratory. 10Ω, 2Ω, 5Ω and 100Ω resistors are wire wound.

Quality carbon resistors for electrical experiments and general wiring in the laboratory. 10Ω, 2Ω, 5Ω and 100Ω resistors are wire wound.

Quality carbon resistors for electrical experiments and general wiring in the laboratory. 10W, 2W, 5W and 100W resistors are wire wound.5 KOhms, 10...

Quality carbon resistors for electrical experiments and general wiring in the laboratory. 10Ω, 2Ω, 5Ω and 100Ω resistors are wire wound.

Comprising two brass tubes telescoping into each other . Comprising two brass tubes telescoping into each other so that the column of air within t...

Pair of steel tuning forks, frequency A (440 Hz) One fork with adjustable mass for altering its frequency Includes mallet and 2 pine box bases Us...

For inhaled and exhaled air test. Comprises two boiling tube each with stopper and two lengths, one short and one long of 5 mm glass tubing, conn...

With amazing attention to detail, this standing model maps the anatomy of a healthy lung. Designed to aid oncologists in helping their patients vis...

Bulbed glass vessel graduated 75 to 100 x 1 ml with leveling tube. Complete with stand and clamps. For demonstrating and measuring the oxygen upta...

The apparatus consists of two stoppered boiling tube connected by three-way taps to either limb of graduated manometer. Complete with wire baskets ...

Single, prepared slide of cat retina Stained for better visualization of characteristic structures. Great for biology classrooms to explore struct...

HIGH QUALITY || Rectangular retort base made of corrosion resistant, powder coated pressed steel STABILITY || The 10" long by 6.25" wide base weig...

HIGH QUALITY || Rectangular retort base made of corrosion resistant, powder coated pressed steel STABILITY || The 6.3" long by 4" wide base weighs...

HIGH QUALITY || Rectangular retort base made of corrosion resistant, powder coated pressed steel STABILITY || The 8" long by 5" wide base weighs 1...

Closed Retort Ring made from plated mild steel Inner diameter of ring measures 2" Stem measures 5.5" in length Rod diameter measure 0.25" Total...

Closed Retort Ring made from plated mild steel Inner diameter of ring measures 3" Stem measures 5.5" in length Rod diameter measure 0.25" Total...

Closed Retort Ring made from plated mild steel Inner diameter of ring measures 3.9" Stem measures 5.5" in length Total length measures 10" Closed ...

Closed Retort Ring made from plated mild steel Inner diameter of ring measures 5.9" Rod diameter measure 0.25" Total length measures 12" Closed...

HIGH QUALITY || This laboratory set includes retort base made of corrosion resistant, powder coated steel, a stainless steel rod featuring a 10mm ...

HIGH QUALITY || 30cm rod made of high quality steel STABILITY || Rod measures 12" tall and 12mm in diameter- Provides superb stability for experim...

HIGH QUALITY || 50cm rod made of high quality stainless steel STABILITY || Rod measures 19.8" tall and 12mm in diameter - Provides superb stabilit...