Electronic Kits

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SEN-12829
SEN-12829 - RGB Light Sensor Breakout Board, ISL29125

MK00788

RGB Light Sensor Breakout Board, ISL29125

SPARKFUN ELECTRONICS

The chip can measure the intensity of general red, green and blue spectrums of visible light - making it easy to log the results for a range of purposes. • Integrated IR blocking filter • I2C output (SMBus compatible) • 3.3V Operating voltage • All pins br...

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1+ £8.72 (£10.46)

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KIT-13006
KIT-13006 - DIY Decade Resistance Box Kit

HK01727

DIY Decade Resistance Box Kit

SPARKFUN ELECTRONICS

This is an involved PTH soldering kit to build a decade box for resistance values, and once completed the decade box makes a useful tool for any workbench. • A decade box contains resistors of many values that are accessed via mechanical switches • Each sw...

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1+ £28.13 (£33.76)

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KIT-13198
KIT-13198 - RFID Starter Kit

MK00814

RFID Starter Kit

SPARKFUN ELECTRONICS

A simple, all-in-one kit to build a fully functioning RFID project. The kit includes a USB RFID reader, an ID-12LA RFID module and two 125kHz RFID cards. • The RFID module plugs directly into the USB reader and allows you to read RFID tags via USB connecti...

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1+ £38.81 (£46.57)

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LCD-13003
LCD-13003 - Micro OLED Breakout Board

MK00799

Micro OLED Breakout Board

SPARKFUN ELECTRONICS

Ultra compact monochrome OLED screen on a breakout board, ideal for a range of projects! The Micro OLED is easy to control over either an SPI or I2C interface and is perfect for adding graphics to Arduino projects or displaying diagnostic information witho...

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1+ £13.94 (£16.73)

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BOB-12918
BOB-12918 - I2C DAC Breakout Board, MCP4725

MK00794

I2C DAC Breakout Board, MCP4725

SPARKFUN ELECTRONICS

Compact breakout board for the MCP4725 digital to analgue converter (DAC) chip, ideal for use in sound generation and other creative projects. • I2C interface • Internal EEPROM to store settings • 2.7V to 5.5V supply • All pins broken out to 0.1" pitch hea...

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1+ £6.48 (£7.78)

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WSAH4401
WSAH4401 - Sound Generator Kit

HK00235

Sound Generator Kit

WHADDA

Electronic sound generating device which can generate the following sounds: Machine Gun, European Siren, Phasor Gun, Racing Car with Motor Howl, Screaming Car Tyre, Explosion, Mortar Fire and Explosion, Music, Charging Noise, Snake Charmers Noise and US Si...

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WSI8004
WSI8004 - DC to Pulse Width Circuit Kit

HK00255

DC to Pulse Width Circuit Kit

WHADDA

This circuit converts DC voltage into a series of pulses which are proportional in duration to the input voltage. Protected against short circuit protection. • Power supply: 8 to 35Vdc • Maximum output current: 6.5A • Dimensions (HxWxD): 45x85x48mm

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WSL125
WSL125 - Light Sensitive Switch Kit

HK00835

Light Sensitive Switch Kit

WHADDA

The WSL125 from Whadda is a fully automatic, light sensitive switch that will automatically switch on at dusk and turn off at dawn. The switch is supplied as a self-assembly electronics kit that requires soldering. • Adjustable sensitivity • Delay circuit ...

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1+ £5.60 (£6.72) 10+ £5.37 (£6.44)

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WST8035
WST8035 - Programmable Up / Down Counter

HK00785

Programmable Up / Down Counter

WHADDA

• Counts up or down • Count input through on-board push buttons or by external pulses • Display modes: Normal or Time (hours/minutes, minutes/seconds) • Internal oscillator allows time measurement • Programmable pre-set value with equal output • Selectabl...

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B223
B223 - Infrared Spotlight Kit

HK01152

Infrared Spotlight Kit

KEMO ELECTRONIC

The infrared spotlight allows CCD cameras to operate in complete darkness. The human eye is not senstive to infrared but CCD cameras are, making infrared illumination perfect for inconspicuous observation of entrances, drives etc. Other applications inclu...

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WSAH115
WSAH115 - Sound Level Meter Kit

HK00725

Sound Level Meter Kit

WHADDA

An easy-to-build kit that acts as a simple sound level meter. • Microphone incorporated • Adjustable sensitivity • Requires 3V CR2032 battery (not supplied)

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1+ £4.75 (£5.70) 10+ £4.63 (£5.56)

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WSI8055N
WSI8055N - USB Experiment Interface Board Kit

HK01126

USB Experiment Interface Board Kit

WHADDA

The K8055N interface board has 5 digital input channels and 8 digital output channels. There are also two analogue inputs and outputs with 8-bit resolution. The number of inputs/outputs can be further expanded by connecting up to 4 more cards to the PC’s U...

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B073
B073 - Universal Preamplifier Kit

HK01142

Universal Preamplifier Kit

KEMO ELECTRONIC

Two stage preamplifier for high-power amplifiers, headphones amplifier, etc. Supplied in kit form. • Operating voltage: 12-30Vdc • Super wideband: 10Hz-150kHz • Input sensitivity: 2-20mV • Output: 200mV-2V • Dimensions: 54x29mm

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WSG150
WSG150 - Shakeable Dice Mini Kit

HK00816

Shakeable Dice Mini Kit

WHADDA

• No pushbuttons required, simply shake dice • Rolls out slowly and flashes the last combination • Microprocessor controlled • Auto power off • Easy to assemble • Power supply: 3V lithium CR2032 type battery (not included) • Dimensions (WxHxD): 36x32x36mm...

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FE-101
FE-101 - 5V 220mA Power Supply Kit

HK01004

5V 220mA Power Supply Kit

CEBEK

A power supply for use with a CEBEK model kits. It is an open frame design with the transformer inserted on the PCB and DIN-rail format. • Rating: 5V, 220mA

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1+ £10.36 (£12.43) 5+ £9.75 (£11.70)

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WSL109
WSL109 - Running Light Mini Kit

HK00718

Running Light Mini Kit

WHADDA

A running light kit with 8 LEDs and different light effects selectable by the PROG push button. The speed of the effects can be adjusted through the SPEED potentiometer. With power stand-by push button (OFF push button). • Power supply: 8-15V PSU or 9V PP3...

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WSAH8084
WSAH8084 - Volume & Tone Control Preamplifier

HK01051

Volume & Tone Control Preamplifier

WHADDA

• Stereo volume control • Stereo Baxandall bass and treble control • Bass and treble potentiometers with centre click • Customizable attenuation or amplification • Possible to amplify or attenuate the input signal • Complete with all input/output connecti...

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WSPC7203
WSPC7203 - 30V 3A Power Supply Kit

HK00759

30V 3A Power Supply Kit

WHADDA

This kit is designed as an auxiliary or as a permanent power supply for all Velleman kits based on a stabilised DC voltage between 3V and 30V provided that the consumption is less than 3A. Can also be used for other power supply requirements. Supplied with...

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WSAH136
WSAH136 - Super Stereo Amplifier Kit

HK00815

Super Stereo Amplifier Kit

WHADDA

• Stereo audio amplifier that boosts sound level by 50 times • Headphone output • Volume control, on/off switch • Ideal for the hard of hearing (e.g. when watching TV) or as a science project • Power supply: 3x AA type batteries (not supplied) • Dimension...

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HAA2866/TAG
HAA2866/TAG - RFID Proximity Access Card

HK01065

RFID Proximity Access Card

VELLEMAN KIT

A proximity access card that can be used with a Velleman K8109 proximity card reader.

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B197
B197 - Relay Card 12V Kit

HK01149

Relay Card 12V Kit

KEMO ELECTRONIC

This relay card could be released with weak signals from approx. 5mA upwards and will then switch a relay with a heavy current contact of 3A. Ideal as switching amplifier for other kits, which have solely a light emitting diode as output and should switch ...

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WSHA138
WSHA138 - Thermostat Mini Kit

HK00813

Thermostat Mini Kit

WHADDA

A general purpose thermostat with NTC temperature sensor. Output relay with LED indicator. • Temperature range: +5°C to +30°C approx. • Relay power rating: 24Vdc/ac, 3A • Power supply: 12Vdc, 100mA • Dimensions (WxHxD): 54x28x62mm

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WSHA179
WSHA179 - RFID Proximity Card Kit

HK01063

RFID Proximity Card Kit

WHADDA

• Contactless RFID technology • Supports up to 25 access cards in 64-bit high security mode • Unlimited access cards in low security mode • Easy addition and removal of cards • Detection coil can be mounted up to 5m away from the main kit • Detection rang...

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B003
B003 - Flasher / Alternating Flasher LED Kit

HK01136

Flasher / Alternating Flasher LED Kit

KEMO ELECTRONIC

The flasher makes the connected LED lamps flash at an adjustable flashing speed. To be used as flasher (max. 300mA) or alternating flasher (2x max. 300mA). Supplied as a kit, assembly and soldering required. • Operating voltage: 6-16V DC • Maximum load: 0....

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WST111
WST111 - Timer & Relay Output Mini Kit

HK00721

Timer & Relay Output Mini Kit

WHADDA

A kit designed for intermittent operation of circuits and equipment. Blinking light, video/photo single frame shooting, slide projector control, miniature models. • 5A Output relay with dry switch-over contact • Pulse time adjustable from 0.5 to 5secs • Pa...

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