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from £ 5.069*
per piece |
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DFRobot SEN0232 Gravity: Analog Sound Level Meter (3 offers) This Arduino compatible sound level meter (also known as a decibel meter or noise meter) uses sensitive circuitry and a low-noise microphone to enable it to accurately measure the sound level of th... |
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from £ 31.28*
per piece |
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from £ 2.98*
per piece |
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Kemo B048 Temperature Switch (1 offer) This solder-yourself kit switches a relay on or off at a preset temperature. It is ideal for use as a thermostat, frost alarm, fire detector, etc. |
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from £ 7.60*
per piece |
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Kemo B073 Universal Preamplifier Module (1 offer) A kit of parts to build a 2-stage pre-amplifier with a wide frequency range. Ideal as a pre-amplifier for power amplifiers or as headphone amplifier. |
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from £ 4.07*
per piece |
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from £ 9.02*
per piece |
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Kemo B239 Wheel of Fortune Kit (1 offer) A kit of parts to build a 'Wheel of fortune' style, random selector, ideal for electronic games, quizzes, etc.After releasing the pushbutton, all of the LEDs light except for one, creating a gap th... |
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from £ 9.36*
per piece |
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from £ 10.957*
per piece |
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from £ 9.51*
per piece |
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Kemo M032N 12 W Amplifier Module (1 offer) A sturdy 12W amplifier module for general-purpose use as a speaker power amplifier. The module is cast, moisture-proof and vibration-proof. The casting mass and module housing are made of a special... |
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from £ 11.17*
per piece |
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from £ 20.49*
per piece |
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Kemo M033N 18 W Amplifier Module (1 offer) A sturdy 18W amplifier module for general-purpose use as a speaker power amplifier. The module is cast, moisture-proof and vibration-proof. The casting mass and module housing are made of a special... |
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from £ 10.02*
per piece |
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Kemo M034N 40 W Amplifier Module (1 offer) A sturdy 40W amplifier module for general-purpose use as a speaker power amplifier. The module is cast, moisture-proof and vibration-proof. The casting mass and module housing are made of a special... |
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from £ 26.5455*
per piece |
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from £ 5.34*
per piece |
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Kemo M040N Pre-Amplifier Module (1 offer) This Kemo preamplifier module is suitable for microphones and other general-purpose audio uses. The compact-sized module is simply connected between a weak signal source and the power amplifier. |
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from £ 6.89*
per piece |
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from £ 14.7435*
per piece |
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Kemo M083 12V Battery Charge Regulator Module (1 offer) This module monitors the charge status of a 12V lead-acid car battery and recharges it automatically when the voltage falls. When the battery is full, the module shuts off the charging process and ... |
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from £ 8.14*
per piece |
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Kemo M113A Time Switch (1 offer) Switches on other devices with the built-in relay contact after pushing the button and automatically switches them off again after a set time. The time can be stopped any point by pressing the seco... |
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from £ 11.32*
per piece |
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Kemo M122 Twilight Switch Module (1 offer) This electronic light-operated switch automatically turns on lights or other appliances when darkness falls and switches them off again at daybreak. The module can also work in reverse, i.e., on at... |
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from £ 10.13*
per piece |
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Kemo M142 LED Constant Current Source Module (1 offer) This module consists of an LED soldered to a constant current circuit. It can be connected to any voltage between 4 and 30V DC. The LED shines with almost constant brightness regardless of voltage ... |
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from £ 4.282*
per piece |
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Kemo M148A Battery Guard Module (1 offer) Avoid the nuisance and damaging effects of a discharged car battery with the Kemo M148A battery guard module. The module cuts power to accessories if the battery voltage drops below the set minimum... |
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from £ 14.69*
per piece |
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from £ 10.14*
per piece |
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Kemo M152 smart home environmental sensor Wired (1 offer) Rain Sensor 12 V/DC If the sensor plate gets into contact with rain or slushy snow / hail, it switches on a relay. Sun blinds may be retracted with that, skylights may be closed or a simple rain al... |
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from £ 23.23*
per piece |
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Kemo M158 water detector Water Switch Wired (1 offer) If the 2 sensor connections of the module come into contact with water, the built-in relay switches on. Sirens, other cutoff relays, etc. may be triggered with that. |
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from £ 9.20*
per piece |
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Kemo M168 Car Voltage Spike Protector (1 offer) The Kemo M168 Car Voltage Spike Protector permanently suppresses all voltage spikes in the on-board power, protecting sensitive on-board electrics against damage during jump starting or battery cha... |
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from £ 11.518*
per piece |
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from £ 6.177*
per piece |
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from £ 4.751*
per 50 pieces |
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from £ 27.63*
per piece |
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PICAXE Dice Project Kit (25) (1 offer) This low-cost project uses an 8-pin microcontroller to create a random output electronic dice display with LED spots. The kit includes extensive project notes that go from an introduction to the co... |
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from £ 87.43*
per piece |
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from £ 10.18*
per piece |
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from £ 0.958*
per piece |
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RK Education 555 Monostable Project - Economy (1 offer) The circuit is very important as it features heavily in KS4 curriculums. It has been designed to have more than one possible outcome and therefore more than one application. It allows for good diff... |
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from £ 2.719*
per piece |
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RK Education 555 Monostable Project - with Buzzer (1 offer) This kit provides an ideal introduction to electronic circuits for KS4 students. This version of the 555 monostable project includes a buzzer element. It has been designed to have more than one pos... |
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from £ 3.30*
per piece |
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from £ 1.10*
per piece |
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RK Education 555 timer Astable Project - Deluxe (1 offer) This project has been designed to introduce the important concept of astable timers and pulse-width modulation using a 555 timer astable circuit.This 'Deluxe' version contains a basic set of compon... |
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from £ 3.976*
per piece |
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RK Education 555 timer Astable Project - Economy (1 offer) This project has been designed to introduce the important concept of astable timers and pulse-width modulation using a 555 timer astable circuit.This Economy version contains a basic set of compone... |
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from £ 2.911*
per piece |
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from £ 3.309*
per piece |
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from £ 1.659*
per piece |
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RK Education PCB for DPDT Relay (1 offer) The PCB has been designed for use with DPDT relays. This is an excellent product for use with a wide range of projects. |
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from £ 0.602*
per piece |
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from £ 7.73*
per piece |
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from £ 0.947*
per piece |
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from £ 2.803*
per piece |
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from £ 2.776*
per piece |
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from £ 0.612*
per piece |
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from £ 2.501*
per piece |
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from £ 1.009*
per piece |
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from £ 1.98*
per piece |
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from £ 3.58*
per piece |
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RK Education Rkpt18 Project (1 offer) RKPT18 prototype board with large prototype area for use with 18-pin PIC and Genie® microcontrollers. |
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from £ 0.547*
per piece |
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RK Education SCR/Thyristor - Complete (1 offer) This project introduces latching circuits and also other important concepts including different ways of triggering and resetting circuits. There are a number of possible outcomes for the circuit in... |
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from £ 5.425*
per piece |
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RK Education SCR/Thyristor - Economy (1 offer) This project introduces latching circuits and also other important concepts including different ways of triggering and resetting circuits. There are a number of possible outcomes for the circuit in... |
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from £ 2.749*
per piece |
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from £ 0.9795*
per piece |
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from £ 1.10*
per piece |
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RK Education Shield Prototype |
from £ 2.2175*
per piece |
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from £ 0.658*
per piece |
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RK Education Transistor Astable Project - Economy (1 offer) This project introduces astable circuits and also other important concepts including how resistance and capacitance affect timing circuits and the use of a transistor as a switch.There are a number... |
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from £ 1.65*
per piece |
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from £ 0.424*
per piece |
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from £ 2.139*
per piece |
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Rapid 10W Stereo Amplifier Kit Without Speakers (1 offer) This stereo audio amplifier kit gives you more power and more volume than our standard kits. Each channel can deliver up to 10W for a louder, crisper sound. The kit is supplied without speakers so ... |
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from £ 10.945*
per piece |
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Rapid 10W Stereo Amplifier With Speakers (1 offer) This stereo audio amplifier kit gives you more power and more volume than our standard kits. Each channel can deliver up to 10W for a louder, crisper sound. The kit is supplied complete with speake... |
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from £ 15.994*
per piece |
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from £ 3.36*
per piece |
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Rapid 2.5W Stereo Amplifier Kit With Speakers (1 offer) This stereo audio amplifier kit gives you more power and more volume than our standard kits. Each channel can deliver up to 2.5W for a louder, crisper sound. The kit is supplied complete with speak... |
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from £ 11.212*
per piece |
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Rapid 2.5W Stereo Amplifier Kit Without Speakers (1 offer) This stereo audio amplifier kit gives you more power and more volume than our standard kits. Each channel can deliver up to 2.5W for a louder, crisper sound. The kit is supplied without speakers so... |
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from £ 6.039*
per piece |
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from £ 41.66*
per piece |
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from £ 9.22*
per piece |
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Rapid Humidity Sensor Kit Pack of 10 (1 offer) A pack of components to build 10 humidity sensors, ideal for class projects with students working in small groups.This general-purpose circuit detects changes in humidity and switches the LED on or... |
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from £ 26.65*
per piece |
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from £ 63.30*
per piece |
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Rapid LED Christmas Tree Project Kit (1 offer) A kit of parts for a simple to build festive project. Supplied with comprehensive instructions. Ideal as a one lesson end of term project. |
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from £ 3.957*
per piece |
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Rapid Pack of 5 PCBs for Ldr Kit (1 offer) A pack of 5 high quality printed circuit boards for the Rapid LDR PCB project kit, 70-0245. PCBs are included with the kits, but are available separately for those who wish to source their own comp... |
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from £ 9.37*
per piece |
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Rapid Pack of 5 PCBs for Thermistor Kit (1 offer) A pack of 5 high quality printed circuit boards for the Rapid thermistor project kit, 70-0315. PCBs are included with the kits, but are available separately for those who wish to source their own c... |
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from £ 13.10*
per piece |
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Rapid RKAmp2 Stereo Audio Amplifier PCB (1 offer) An empty Printed Circuit Board for 70-0186 / 70-0187 2.5W + 2.5W Stereo Audio Amplifier Kit, for those who prefer to source their own components. |
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from £ 1.54*
per piece |
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from £ 2.2555*
per piece |
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from £ 9.47*
per piece |
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from £ 12.792*
per piece |
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Rapid Temperature Sensor Kit Pack of 10 (1 offer) A pack of components to build 10 temperature sensors, ideal for class projects with students working in small groups.This general-purpose temperature-sensing circuit uses a thermistor to detect cha... |
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from £ 11.34*
per piece |
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from £ 0.8465*
per piece |
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TruMotion Clock Numerals Set - Black (1 offer) These black clock numerals are made from high quality plastic and have self-adhesive backs for easy attachment to your clock face. Supplied in a set of 1 - 12, these Arabic numerals can be used to ... |
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from £ 1.029*
per piece |
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from £ 14.911*
per piece |
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from £ 16.61*
per piece |
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