• Maximum rating: 250V a.c. Pack of 1 "

  A miniature double pole double throw slide switch suitable for panel mounting. Connections are by solder tags.

  • Maximum rating: 250V a.c., 0.25A

  • Dimensions of body: 15 x 8 x 7mm

  • Fixing centres: 19mm

  • Pack of five

A set of 16 discs (25mm in diameter) for demonstrating that some metals are magnetic, whilst others are not, and for general metal identification e Pack of 1 "

This is useful for demonstrating that some metals are magnetic whilst others are not, and for general metal identification exercises.

Comprises of sixteen discs, 25mm diameter, two each of mild steel, brass, nickel, silver, bronze, aluminium and copper.

One of each pair is stamped...

A set of twelve metal strips for magnetism work. Each stamped with a key letter for identification. Ideal for experiments to demonstrate magnetic p Pack of 1

A set of twelve metal strips for magnetism work. Each stamped with a key letter for identification.

• Maximum Recommended Pack of 1

  Electric motor with drive pulley securely mounted on yellow plastic. Takes plugs or use crocodile clips.

BEK Variable Rheostat mounted on a yellow baseplate with sockets to accommodate the connection of 4mm plug leads. Excellent for general circuit wor Pack of 1

Vary the current in a circuit using this rheostat.

Supplied with 11Ω coil.

Features the buzzer circuit symbo Pack of 1

Connect the positive lead to the + terminal.

Takes plugs or use crocodile clips.

It features the Buzzer symbol on top.

The BEK Bulb Holder accepts all screw-in miniature bulbs. Mounted on a yellow plastic tile with connections for 4mm plugs or Pack of 1

Bulb Holder

Bulbs sold separately.

BEK Changeover Switch - moving the contact directs the current through different circuits. The switch is mounted on a yellow baseplate, featuring Pack of 1

Moving the contact directs the current through different circuits. Switch symbol on top.

• MES Lamp holders (x10) (B8A56972)
• Pack of 1 "

  Ideal for introductory electronics.

  A basic assortment of circuit components including:

  • MES Lampholders (x10) (B8A56972)

  • MES Bulbs (x10) (B8A56728)

  • 6V Buzzer with connecting leads (x1) (B8A61268)

  • Electric Motor, 3 - ...

WARNING! Not Suitable for Children under 3 yea Pack of 1

Each Plotting Compass is in a metal case.

Diameter:16mm

Pack size: 10

WARNING! Not Suitable for Children under 3 years due to small parts.

This product contains magnets or magnetic components.

Magnets can cause serious or fatal injury if swallowed.

The Philip Harris range of digital meters have been designed to provide accurate, high quality instruments for education applications. The design o Pack of 1 "

Range: 0 to 19.99A d.c. only.

Internal resistance: 0.01?.

Overload capability: 100V.

Frequency response, ±2%: 0 to 10kHz.

Display: 31/2 digit LCD with polarity and low battery indication.

Battery: Internal 9v battery PP3 or eq...

The Philip Harris range of digital meters have been designed to provide accurate, high quality instruments for education applications. The design Pack of 1

Digital Voltmeter

0 to 19.99V D.C only.

Overload capability: ±100V.

Internal resistance: 1M?.

Display: 31/2 digit LCD with polarity and low battery indication.

Battery: Internal 9v battery PP3 or equivalent (not included).

Expect...

• Iron,
• Steel,
• A Pack of 1 "

  The Materials Collection comprises of twenty magnetic and non-magnetic materials:

  The set includes:

  Iron, steel, aluminium, wood, polythene, brass, rubber, copper, wool, nylon, cork, lead, zinc, carbon, glass, PVC, cotton, cardboard, perspex and nickel.

  "

• Frequency: 420Hz approx.
• Current: 17mA max.
• Output: 83dB at 0.2m
• Di Pack of 1

  Transistorised type with 100mm flying leads. Frequency 420Hz approx. Current: 17mA max. Output: 83dB at 0.2m.

  Dimensions: 23 x 17 x 15mm.

A miniature push button switch with a momentary push-to-make single pole action. Connections are by solder tags, and the switch may be mounted on a Pack of 1 "

A miniature push button switch with a momentary push-to-make single pole action. Connections are by solder tags, and the switch may be mounted on a panel having a 7mm diameter hole via its threaded bush and nut. Maximum rating: 250V a.c., 0.5A. Button diameter: 6mm.

Dimensions:...

Low voltage d.c. electric motor suitable for model making and similar applications. Has cylindrical body with either white metal or phosphor bronze Pack of 1

A range of low voltage d.c. electric motors suitable for model making and similar applications. All have cylindrical bodies with either white metal or phosphor bronze bearings. Electrical connection is by solder tags on the rear end clips. EACH.

Voltage range: 1.5 - 3V

Torque g/cm...

Low voltage d.c. electric motor suitable for model making and similar applications. Has cylindrical body with either white metal or phosphor bronze Pack of 1

A range of low voltage d.c. electric motors suitable for model making and similar applications. All have cylindrical bodies with either white metal or phosphor bronze bearings. Electrical connection is by solder tags on the rear end clips. EACH.

Voltage range: 3-6V

Torque g/com...

• Accepts 1 x Zin Pack of 1 "

  Single cell holder with 4mm sockets, ingeniously moulded so a cell can only be inserted the correct way around.

  Takes one D cell.

  For use with either Basic Electricity Kit.

  "

The Easy-Read Digital Meter by Unilab can be combined with the Easy-Read Attachments to create an Ammeter, Milliammeter, Voltmeter or Millivoltmete Pack of 1 "

Use the meter to measure the current through the Helmholtz Coils. The attachments are colour-coded and their sockets are arranged to help students grasp the concepts of shunts and multipliers.

Input impedance: 100kΩ

Resolution: 0.01

Accuracy: ±2%

• Transistor tes Pack of 1 "

  Compact 3½ digit LCD digital manual range multimeter, ideal for educational use 20 ranges including transistor test, 10A current test, audible continuity test, diode test, and square wave 50Hz frequency test.

  Overload protection on all ranges except 10A DC current range. Low batter...

• Sensitivity: 1000Ω/V nominal. Pack of 1 "

  A moving coil voltmeter, suitable only for d.c. voltages. Sensitivity 1000Ω/V nominal. Ranges 5V and 15V.

  "

The Unilab Galvanometer is a centre zero galvanometer 50µA - 0 - 50µA graduated every 2µA. The resistance of the meter is about 1 Pack of 1

A centre zero galvanometer 50μA - 0 - 50μA graduated every 2μA.

The resistance of the meter is about 1000?.

The demonstrat Pack of 1 "

The National Grid Demonstration is an extremely safe way to demonstrate the advantages of distributing power at high voltages.

The demonstration is made up of two step up/down transformers that are used to transform the 12V ac from a school power supply to 115V (nominal). The trans...

This kit provides everything required to produce a simple d.c. motor, helping students to better understand how they work and the principles behind Pack of 1 "

This kit provides everything required to produce a simple d.c. motor, helping students to better understand how they work and the principles behind them. Fully illustrated instructions make building the motor an accessible project for students of all levels.

The kit contains:

1x...

• Pack of 1

  Mounted red LED bulb with 4mm sockets.

• Pack of 1

  Mounted green LED bulb with 4mm sockets.

It is hoped that students will see patterns - small Pack of 1

Comparisons can be made between the AA and D cells - internal resistance and maximum current.

It is hoped that students will see patterns - smaller resistors result in smaller terminal voltage and larger circuit currents.

Your ammeter should be connected between point X and the top of...

In the BEK Advanced Kit, the components are mounted on bright yellow plastic bases, each with two 4mm diameter sockets. Excellent for more advanced Pack of 1

Kit Contains:

5000? Thermistor

1N5401 Diode

White LED (30mA Max)

100? 5W Variable resistor

1k? 0.5W resistor

470? resistor

100? 1W resistor

47? 2W resistor

22? 2W resistor

10? 2W resistor

2200uF capacitor

10F super cap...

BEK NTC Thermistor mounted on a yellow baseplate with sockets to accommodate the connection of 4mm plug leads. Excellent for general circuit work.< Pack of 1

BEK 5kOHMs NTC Thermistor

BEK general purpose Diode mounted on a yellow baseplate with sockets to accommodate the connection of 4mm plug leads. Excellent for general circui Pack of 1 "

A general purpose diode, 3A maximum current

BEK Super Capacitor mounted on a yellow baseplate with sockets to accommodate the connection of 4mm plug leads. Excellent for general circuit work Pack of 1

BEK 10F Super Capacitor

The Unilab BEK Ammeter is a new addition to the Unilab Basic Electricity Kit range. This simple, miniature Ammeter is an ideal way to make current Pack of 1 "

The Unilab BEK Ammeter is new addition to the Unilab Basic Electricity Kit. This simple, miniature, Ammeter is an ideal way

to make current measurements in electrical circuits. If the maximum current of 2A is exceeded, the Ammeter will automatically limit the current to 0.5A (Typ) and wil...

The Unilab BEK Voltmeter is a new addition to the Unilab Basic Electricity Kit. This simple, miniature Voltmeter is an ideal way to make Voltage me Pack of 1 "

The Unilab BEK Voltmeter is new addition to the Unilab Basic Electricity Kit. This simple, miniature, Voltmeter is an ideal way to make Voltage measurements in electrical circuits.

Specification:

Resolution 10 mV

Accuracy ...

BEK Storage Tray Foam Insert fits inside a Gratnells tray. Compartments fitted for BEK Tiles. Perfect for seeing which tiles are available or mis Pack of 1

BEK Storage Tray Foam Insert fitting a Gratnells tray. Perfect for seeing which tiles are availble or missing