| Please Download our "Beginners Electronics Guide" before ordering kits. No-solder kits |
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|  | Circuit Layout Board Our "BredBord" moulded assembly breadboard for laying out electronic circuits quickly and easily without soldering. Ideal for beginner or professional. |
|  | LED flasher kit - flashes a single LED Components including LED, IC, resistors, capacitor. Requires "BredBord", wire and 3v battery or power supply. |
|  | LED multivibrator kit - flashes a single LED Components including LED, transistor, resistors, capacitors. Requires "BredBord", wire and 3v battery or power supply. |
|  | LED sequencer kit - flashes 10 LEDs in sequence (see movie below) Components including LED, IC, resistors, capacitor. Requires "BredBord", wire and 6v battery or 6 - 12v power supply. |
| See LED sequencer in action! | MVI_2021.AVI |
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|  | An introduction to solar energy. The kit comprises: - Eight 500mV 100mA solar cells
- Miniature DC motor
- Small fan
- Plus all tools and cables enabling the user to construct a working kit
- Output of 3.2V may be employed to drive a variety of other small components
- Twelve page booklet explaining solar energy in considerable detail
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Kits which require soldering |
| LED flasher This simple circuit pulses an LED to maximum brightness approximately once every 0.5 second. Runs off only 3 volts so you can use two 1.5v cells of any type. A pair of "AA" cells will run this flasher for 6 to 12 months continuously. USES Put it in your car to discourage theft and make it easier to find in a dark car park. Hang it from the bathroom light switch pull-cord so you can find it in the dark. Fit it inside a model aircraft, train or car. PCB not supplied |
| CONSTRUCTION Build it on a tiny piece of "Veroboard", stripboard or make a printed circuit board. Double the value of the capacitor to make it flash only once per second (battery cells last even longer). |
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|  | A simple multivibrator circuit driving two LEDs. - Suitable for many applications including model construction and education
- Adjustable flashing speed with two potentiometers
- Power consumption approx. 8mA
- Dimensions: 30 x 35 x 15mm
- Components, printed circuit board and construction instructions
- Battery clip included
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|  | Soldering iron and tools can be ordered from our Tools page. |
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|  | A kit of parts to produce a simple, yet effective, water level alarm. - The kit contains a single-sided PCB and the components required to build the detector
- When water completes the circuit between two wires attached to the PCB, e.g. in a bath tub or water tank, the circuit oscillates and produces a buzzer sound via the miniature loudspeaker
- Circuit operates from a 6 to 9V supply
- PCB dimensions: approx. 55 x 28mm
- Speaker diameter: 50mm
- Component count: 8
- Complete with constructional instructions
The detector wires and battery clip are not included |
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|  | Check cables for continuity and identify individual wires. - Perfect tool to check loudspeaker and coaxial cables
- LED indication for open circuit, shorts and correct or wrong polarity
- Push-button operation with auto power Off
- Low power consumption: 10mA max.
- Dimensions: main board: 56 x 40 x 33mm, remote board: 40 x 7mm
- Kit contains all components required including printed circuit board and construction instructions
- Requires a single 9V, PP3 battery
- Battery clip included
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|  | LED with realistic flash sequence simulates active car alarm system. - Activates automatically when the engine is turned off
- Easy installation with two wires
- Adjustable sensitivity
- Low current consumption: 12mA max. (12V only)
- Comes complete with prewired LED holder and two warning labels
- Dimensions: 57 x 45mm
- Components, printed circuit board and construction instructions
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|  | A module with two superbright red LEDs giving a powerful warning indication. - Ideal for emergency and warning signs, eye-catchers, etc.
- High visibility 'alarm-active' - simulation, etc.
- 'Auto turn-on at dark' - mode with adjustable sensitivity
- On/Off switch
- Can be operated from 12V supply
- Dimensions: 55 x 32 x 40mm
- Components, printed circuit board and construction instructions
- Battery clip included
9V, PP3 battery, not supplied |
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|  | Build your own high intensity white LED stroboscope, complete with adjustable speed. - Features two super bright white LEDs
- Powerful flash effect
- Great for a party, use in scale models or just as an attention grabber
- Slow/fast selector
- Speed selector, adjustable between approx. 1 and 60 flashes/second
- On/Off switch
- Low power consumption 40mA max.
- Suitable for beginners
- Dimensions 545(L) x 32(W) x 40(D)mm
- Battery clip included
9V, PP3 battery, not supplied |
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|  | Create and simulate a hot summers night with this fun little cricket project. - Makes a sound like a cricket
- Cricket tone automatically starts when it gets dark
- Repetition, effect and sensitivity are all adjustable
- Can be used for fun and is small enough to hide almost anywhere
- Some soldering experience recommended
- Suitable for beginners
- Dimensions 60(L) x 25(W) x 10(D)mm
- Battery clip included
Requires an 8-15V DC power supply or a 9V PP3 battery |
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|  | Automatically switches on at dusk and turns off at dawn. - Use to switch lights or draw curtains, switch on alarms, etc
- Adjustable sensitivity with wide range
- Delay circuit avoids cycling
- Relay output: NO/NC 24V/5A max.
- Power adapter connector
- Dimensions: 65 x 50mm
- Components, printed circuit board and construction instructions
Requires a 12V DC power supply. If you need more than 500mA, please order separately. |
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|  | A kit of parts to build a circuit which is activated by the backlight of a ringing mobile phone. - Turn equipment on and off from a remote location
- Turn on lights, heating, alarms, etc.
- No call charges as circuit simply detects backlight
- No need to modify your mobile
- Can turn on or off, or on for a selected time
Mobile phone not included (obviously!) Requires 12v 100mA (minimum) power supply. (Our 500mA supply is fine). |
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|  | This is a very useful metronome for musicians or for any person who needs a simple means to keep a rhythm. - Tempo is adjustable
- Uses very few components and produces an LED beat indication
- Adjustable volume and beats/minute with potentiometers
- Includes speaker and On/Off power switch
- Some soldering experience recommended
- Suitable for beginners
- Dimensions 60(L) x 43(W)mm
- Velleman MK106
- Battery clip included
Requires a 9V battery (not supplied) |
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|  | This is really a great kit. It is a hand-held audiometer that fits into your pocket. - Allows you instantly to visualise signal levels from a whole range of different audio sources
- Built-in high sensitivity microphone picks up the music playing and the LEDs move to the rhythm of the music
- Surprise your friends in the disco
- LED bar-graph display
- 5 red LEDs
- Incorporated microphone
- Adjustable sensitivity control
- On/Off switch
- Designer enclosure
- Some soldering experience recommended
- Suitable for beginners
Requires a CR2032 lithium battery (not included) |
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|  | Soldering iron and tools can be ordered from our Tools page. |
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|  | A quartz crystal controlled clock movement kit that is ideal for replacing defective units or for creative clock projects. - M8 threaded spindle for securing to clock face
- Red second hand
- Hands are secured on tapered shafts with second hand secured within spindle
- Supplied complete with hands, fixings and mounting bracket
- Designed for clock faces up to 6mm thickness approx.
- Can be mounted on a CD crystal case which can be illuminated with LEDs
Requires 1x AA battery (not included) |
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|  | This roulette kit will be a sure winner with you, your friends and relatives. - With a push of a button, the LEDs lights flash in a spinning sequence and where they stop is anybodys guess
- Enjoy hours of fun with this game of chance
- 37 LEDs are arranged in a circle
- Winner tune played for each colour
- Pushbutton operation
- Microprocessor technology
- Auto power off
- Low power consumption
- Some previous knowledge of electronics required
- Good soldering techniques for medium dense boards
- Suitable for intermediates
- Battery holder included
Requires 3x AA batteries (not included) |
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|  | This kit will produce a running light effect. - 8 LEDs
- Different running light effects are selectable (Prog push button)
- Adjustable effect speed with potentiometer
- Includes stand-by push button power switch (Off push button)
- Suitable for beginners
- Dimensions 95(L) x 40(W)mm
- Battery clip included
Requires a 9V battery (not included) |
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|  | A novel die that you dont have to throw or press any buttons, just shake it. - Acts just like regular die
- Lights roll out slowly and flash the last combination or winning number
- Buy two and simulate a pair of real dice
- Auto power-off
- Suitable for beginners
- Dimensions 36(L) x 36(W) x 32(D)mm
Requires one 3V Lithium button cell (CR2032 not included) |
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|  | A novel kit that will generate 4 different sounds. - Sounds include police siren, fire brigade, emergency vehicle and machine gun
- RV1 adjusts sound pitch
- On/Off switch and PCB speaker included
- Suitable for beginners
- Dimensions 60(L) x 40(W)mm
- Battery clip included
Requires a 9V PP3 battery (not included) |
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|  | This kit will generate the sound and whistle of a vintage steam engine. - Adjustable speed and volume
- Great for model railroads, radio plays, stage and as a gadget
- With steam whistle push button
- Comes with 8 Ohm 5W miniature speaker
- Suitable for beginners
- Dimensions 100(H) x 83(W)mm
- Battery clip included
Requires a 9V PP3 battery (not included) |
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|  | Stereo audio amplifier boosts sound 50 times. - Great for the-hearing impaired (e.g. when watching TV)
- Interesting gadget, science project, etc.
- With volume control and On/Off switch
- Dimensions: 62 x 54 x 44mm
- Components, printed circuit board and construction instructions
- Battery holder included
Takes three 1.5V AA batteries, not supplied. Requires earphones or headphones (not supplied). |
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|  | A kit to make a general purpose thermostat with NTC temperature sensor. - Temperature range +5°C to +30°C approx. (+41°F to +86°F approx.)
- Output relay with LED indicator
- Relay power rating 24V AC/DC 3A
- Suitable for beginners
- Dimensions 54(L) x 62(W)mm x 28(D)mm
Requires 12V DC power supply 100mA (minimum) - our 500mA supply is fine. |
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