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Light: Sensor

Photo: Photo Sensor with Control Relay Photo Sensor with Control Relay
The most popular use for this kit is to make you own night-light. It can also be used to switch just about any appliance on or off in light or darkness. Light sensitivity is adjustable over quite a range. The relay can handle up to 10 Amps at 110VAC. Oper
Photo: Traffic Lights Kit / Circuit Traffic Lights Kit / Circuit
The Traffic Lights circuit performs actions just like those of a real traffic light system, switching between red, amber & green.
Photo: Educational Robit Kit Moon Walker II Educational Robit Kit Moon Walker II
A stronger, Mecha-Medusa is a walking robot that operates with the aid of a sound sensor. Clap hands or snap fingers to command this robot to start walking on four legs. Stops automatically after a preset time. Ideal for the hobbyist or budding scientist.
Photo: Light Activated Music Box Light Activated Music Box
This circuit will play a tune when light strikes a light dependent resistor, such as when a music box lid is opened.
Photo: Motion Detector Motion Detector
This super sensor detector sounds an alarm if someone approaches the unit. Adds safety to your home or office. Learn the basics of motion detector technology. Uses pyroelectric infrared sensor.
Photo: Light Activated Relay Switches Light Activated Relay Switches
Three relay-based electronic switching circuits that switch according to light levels.
Photo: OWI Hyper Line Tracker, Robot Kit, Educational Robot Kit OWI Hyper Line Tracker, Robot Kit, Educational Robot Kit
Similar to lail couriers used in large corporations, the Line Tracker follows a designed course. By using an infrared emitter and light-sensor circuitry, it demonstrates how robots "see" a pathway. Make a pathway with a black felt marker or blac
Photo: PIC LED Flasher PIC LED Flasher
Versatile light organ based on PIC microcontroller.
Photo: Moon Walker II (Advanced) Moon Walker II (Advanced)
A stronger, Mecha-Medusa is a walking robot that operates with the aid of a sound sensor. Clap hands or snap fingers to command this robot to start walking on four legs. Stops automatically after a preset time. Ideal for the hobbyist or budding scientist.
Photo: Motion Detector Movement Detector Components Motion Detector Movement Detector Components
A bit different from other kits. We supply the three basic components for you to make your own movement detector. Included is a PCB mounted fresnel lens, a PIR movement sensor and the latest movement IC just released. Eight pages of application notes show
Photo: Audio-Light Modulator Isolator Audio-Light Modulator Isolator
Introduces the Optocoupler-triac MOC3010. Complete electrical isolation between input audio signal (low voltage circuit) and output light modulation. Operates from 100 VAC line. Audio input via 3.5mm jack.
Photo: Hyper Line Tracker Robotic Kit Hyper Line Tracker Robotic Kit
Selected by the Institute of Child Resources as "100 BEST
Photo: Light Alarm Electronic Kit Light Alarm Electronic Kit
A sensitive photo Darlington transistor is used with a CMOS nand gate. The circuit detects light and triggers a siren. You could add your own triac or relay and switch practically anything. The kit uses the MEL12 Darlington super alpha phototransistor, ty
Game Show Timer/Buzzer Electronic Circuits
0 Comments - in Fun and Games
Circuits that operate just like the real gameshows, where a light shows up for the first contestant to hit their answer button.
Clapper Switch (Clap-On, Clap-Off)
1 Comment - in Sound Activated
This super cool circuit behaves as a clapper-switch. You clap and the circuit turns on. Clap and it turns off. Great as a light clap switch.
Photo: Moon Walker II Educational Robit Kit Advanced Moon Walker II Educational Robit Kit Advanced
A stronger, Mecha-Medusa is a walking robot that operates with the aid of a sound sensor. Clap hands or snap fingers to command this robot to start walking on four legs. Stops automatically after a preset time. Ideal for the hobbyist or budding scientist.