Kits (64 items)

200-Watt amplifier (assembled), Board size L x W: 107 x 62 mm, Music output: 200 W @ 4 Ω, RMS output: 100 W @ 4 Ω, 70 W @ 8 Ω, Frequency response: 3 Hz…200 kHz (-3 dB), Voltage supply: 2 x 25...30 ...

excellent value for money - fully discrete design using Epitaxial Darlington transistors - DC supply circuit on board with LED indication - ideal for active speaker system or subwoofer, guitar amp,...

Features - big sound from a small unit - low distortion - input: stereo 3.5mm jack - volume adjust complete with attractive knob - slide on/off switch - blue indicator led

4-channel running light kit, Board size L x W: 100 x 83 mm, Voltage supply: 110...240 VAC

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 ...

Eight relay channels controlled by your computer! Use your computer USB port to connect to the outside world Connect up to 16A to each of the high power relays. Comes complete with VDR noise suppre...

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...

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...

Aerial Amplifier Kit, Dimensions L x W x H: 86 x 36 mm, Amplification: 22 dB, Current consumption: 3 mA, Voltage supply: 12...15 VDC, Dimensions L x W x D: 86 x 36 x 24 mm

Many battery chargers are available on the market, but few of them are universal chargers. Using our kit, NiCd and NiMH batteries or different can be charged both quickly (52 minutes) and normally ...

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 code lock may be used to switch an alarm (e.g. car alarm K3504) on and off, or to open a door lock. An LED on the operating panel indicates the position of the 'lock'. The code is easy to defi...

simple brightness adjustment by means of a DC voltage - optically isolated adjustment input - pre-set adjustment for full brightness - suitable for incandescent lamps, mains voltage halogen lightin...

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. - ...