Kits (81 items)

Four high-intensity LEDs light up and react simultaneously to every sound. For different funny and practical applications e.g. sound indicator, simple sound-to-light unit for music. The unit can al...

This small power supply provides a regulated voltage, adjustable between 1.5 and 35 volts at 1 Amp. With the LM317 regulator remarkably better ripple and regulation characteristics are given than w...

This small amplifier is constructed around the TDA2003 IC, capable of delivering 4Wrms at 4 ohms. The IC is fully protected against overheating and short circuits. A conventional direct current is ...

Electronic dice with LED indication. Slowly rolls to a stop when the push button is released. - power supply: 9V battery (not incl.) - dimensions: 42 x 60mm / 1.7 x 2.4"

Christmas has never been this cosy ! 16 blinking LEDs. - also available in mounted version: MMK100

Attractive bright coloured bug-shaped miniature robot. The microbug is always hungry for light and travels toward it! Features - two open chassis subminiature motors - adjustable light sensitivity ...

Flashing Heart Kit, SMD, Board size L x W: 49 x 44 mm, Current consumption: 5 mA, Voltage supply: 1 x battery CR2032 (3 V)

General purpose low-cost thermostat with NTC temperature sensor. Output relay with LED indicator. - also available as completely mounted module VM137

This kit was developed as pre-module for a number of audio applications where the input signal is too weak. Applications as a microphone pre-amplifier or for level correction.

cannot be blown out by the wind - safe for kids and pets - great at home, for parties, Xmas, Halloween, etc. choose between 3 different modes: - realistically flickering flame - steady flame - fade...

For intermittent operation of circuits and equipment. Blinking light, video/photo single frame shooting, slide projector control, miniature models. - output relay with dry switch-over contact: 3A/2...

Cable Tester Kit, Board size L x W: 56 x 40 mm, Current consumption: 10 mA, Voltage supply: 1 x battery 9 V (49x27x17 mm)

This kit has 5 red LEDs that react to music volume and comes with an integrated microphone. The sensitivity can be adjusted with the potentiometer.

Smiley Kit SMD, Board size L x W: 29 x 29 mm, Current consumption: 5 mA, Voltage supply: 1 x battery CR2032 (3 V)

Helps making difficult YES or NO decisions. Ideal for the indecisive. Simply push the button to start flashing of YES/NO LEDs. Flashing speed gradually decreases and finally one LED remains lit. - ...