Items 73 to 108 of 164 total

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VELLEMAN Stereo Ultrasonic Sound and Bat Detector, K8118

DIY bat scanner Can also be use to find electricial failures in machinary, engines and electronics

VELLEMAN RGB LED Ornament Minkit, MK197

automatically sequences RGB fade and flash effects turns on automatically when it gets dark transparent acrylic ball included easy to customize suited for outdoor use & floats on water (if the ball is sealed with waterproof glue, not incl.) power supply: 3 V CR2032 battery (not incl.) power consumption: 5 mA max. PCB diameter: 38 mm (1.5") acrylic ball diameter: 50 mm (2")

VELLEMAN Voice Recording Playback Module Kit, MK195

recording time between 30 and 90 s (adjust the sample rate) on-board microphone speaker Ø 57 mm included using the speed adjustment, a "funny voice" can be created external open-collector trigger inputs for recording, playback, delete, next, and volume power supply : 9-12 VDC or with a 9 V battery (Not Included) power consumption: max. 150mA during playback max. 6mA during standby! adjustable sampling rate: 5…12 kHz speaker output: 500 mW max., 8 ohm nominal recording time: 60 seconds PCB dimensions: 2.6 x 2 x 0.8"

VELLEMAN Digitally Controlled FM Radio Kit, MK194

HQ FM receiver module with excellent sensitivity single button station search function 4 station presets with confirmation beep restore of last selected station at switch-on soft fade-in of last audio level at switch-on FM range: 88-107.9MHz (0.1MHz step) power supply: 9VDC ( battery not incl.) power consumption: 40mA max. dimensions: 130 x 85 x 45mm / 5.1 x 3.34 x 1.8"

VELLEMAN SMD Christmas Tree Minikit, MK142

miniature Xmas gadget 6 LEDs flash alternately tree can be operated pending (e.g. from the ceiling or Xmas tree) or can be worn as a badge (pin supplied) great attention grabber ideal introduction to SMD (Surface Mounted Device) technology some extra parts are supplied, in case some get lost or damaged power supply: 3V Li button cell (e.g. CR2025 or CR2032, Not Included) power consumption: 5mA approx. dimensions: 1.75 x 1.6 x 0.3"

VELLEMAN SMD Flashing Heart Mini Kit, MK144

miniature size gadget 6 LEDs flash alternately can be operated pending (e.g. around the neck) or can be worn as a badge (pin supplied) great attention grabber ideal introduction to SMD (Surface Mounted Device) technology some extra parts are supplied, in case some get lost or damaged power supply: 3V Li button cell (e.g. CR2025 or CR2032) (not included) power consumption: 5mA approx. dimensions: 1.9 x 1.7 x 0.3"

VELLEMAN Shaking Dice Mini Kit, MK150

no push buttons required, just give it a shake rolls out slowly and flashes last combination microprocessor-controlled auto power-off power supply: 3V-battery (CR2025 or CR2032) (not incl.) dimensions: 1.4 x 1.4 x 1.3"

VELLEMAN Digital LED Clock Minikit, MK151

clock with red 7-segment displays in an attractive enclosure automatic time base selection (internal or net-frequency controlled 50/60Hz) Internal time base with fine-tuning adjustment internal time base with fine-tuning adjustment select 12h- or 24h-mode for the time display equipped with backup battery (3 x AA) in case of power failure clock still displays the time in case of power failure power supply: 9V AC/DC dimensions: 3.6 x 1.8 x 4"

VELLEMAN Magic Message Kit, MK155

amaze your friends: wave the wand to make the message appear the message seems to be floating in the air... lots of built-in messages + enter your own 7-character message applications: novelty gadget, in emergencies, at concerts or TV-shows, to welcome people, etc… excellent visibility due to high intensity red LEDs low power consumption auto power-off power supply: 2 x AAA batteries (not incl.) dimensions: 6.4 x 1 x 0.9"

VELLEMAN LCD Mini Message Board Kit, MK157

miniature message board with 16 character 1 line LCD display message scrolls from right to left with adjustable speed applications: at exhibitions, for advertising, to greet visitors at the front door, as name tag, ... 46 character message memory possibility to add pauses during scrolling power supply: 2 AAA battery (not incl.) dimensions: 3.9 x 1.5 x 1.3"

VELLEMAN Brain Game Kit, MK159

Low power consumption Microprocessor controlled Auto power off Enclosure included Power supply: 3 1.5V AAA batteries (not incl.) Dimensions: 3.3 x 2.6 x 1.6"

VELLEMAN 2-Channel IR Remote Receiver Kit, MK161

two channels with relay output (24VAC/DC 1A max.) ultracompact mode channel and reception indication through LEDs toggle / pulse selection for each channel learn mode for channel ID all settings are stored in EEPROM compatible with most Velleman Kit IR remotes: MK162 power supply: 12V DC (Not Included) power consumption: 75mA max. dimensions: 1.7 x 1.9 x 0.6"

VELLEMAN 2-Channel IR Remote Transmitter Kit, MK162

compact 2-button IR keychain remote compatible with most Velleman IR receivers 2 powerful IR LEDs for a range of up to 15m (indoors) 16 channels (allow use of multiple transmitters in one room) easy channel configuration, no jumpers required 'Transmit'-LED power supply: 12V (not incl.) dimensions: 2.3 x 1.6 x 0.5"

VELLEMAN Proximity Card Reader Kit, MK179

store up to 25 tags excellent security: 64-bit coded Unlimited # of tags in low-security mode two tags supplied (card-type) Easy addition and removal of tags Output activation: 0.5s to 4min or toggle (ON/OFF) Coil can be mounted away from the board (up to 5m) for higher security applications: open doors, fences, gates, etc... arm/disarm security systems in homes / offices / vehicles etc... Prevent unauthorised use of equipment, machinery, computer systems etc... automate cat doors... EM4100 compatible relay output: max. 3A/24V power supply: 12VDC/100mA (Not Included) dimensions: 66x62x20mm / 2.6x2.4x0.8"

VELLEMAN Low Voltage LED Dimmer, MK187

panel-mount concept: easy to build in Hi-power output Adjustable level blue indicator led ideal for: 12/24V RGB led strips 12/24V single colour led strips 12V halogen lamps incandescent lamps 12V led lamps etc... suited for in-car use power supply: 12-24VDC (Not Included) output: 5a max. dimensions: 100 x 40 x 35mm / 3.93 x 1.57 x 1.37"

VELLEMAN Love Tester Minikit, MK149

power switch included love level indication: 10 colored LEDs (flashing) buzzer adjust the trimmer to control the sensitivity power supply: 9V battery (not included) dimensions: 4.1 x 3.1 x 0.98"

MADLAB Wonky WIre Electronic Kit, MLP110

Electronic Kit...Soldering Required The Wonky Wire is used to test the steadiness of your hand. Power supply: 9V Battery (not included)

VELLEMAN IR Light Barrier Electronic Kit, MK120

Electronic Kit- Soldering Required Break the beam and sound the alert Uses (2) 9V batteries-not included Audible (85dB) and Visible (LED) Alert Range: 3.3ft to 13ft On/Off Switch Provided Not recommended for Outdoor Use (The Sun Emits A Lot of IR) Power Supply:  Transmitter: 9V DC / 50mA Max. Receiver: 9V DC / 20mA Max. 9V Battery Holder and Adapter Jack Included. (9V Batteries Sold Separately). Dimensions: Transmitter: 2.2” x 1.6" Receiver: 3.9” x 2.0"

VELLEMAN 3D Christmas Tree Electronic Kit, MK130

Electronic Kit...Soldering Required Low power consumption: 8mA Power supply: 9V battery- Not Included Will operate on 12V DC (e.g. in cars) Dimensions: 3.1 in. x 3.5 in. x 4 in.

VELLEMAN Pumpkin Electronic Kit, MK145

Electronic Kit...Requires Soldering 25 yellow LEDs flash  Power supply: 9V battery (not included) / 20mA Dimensions: 4.0 x 3.2 x 1.3"

VELLEMAN Flashing Star Electronic Kit, MK169R

Electronic KIt...Requires Soldering Features Safe battery operation Select between flashing or static operation Great desk decoration or can easily be hung from ceiling or tree In-vehicle operation possible - 12V Specifications 35 Red LEDs Power Supply: 9V battery - Not Included Current Consumption: 40mA in static mode Flash Duty Cycle 1:2 Dimensions 3.54 in. x 3.54 in.

VELLEMAN Sound Star Electronic Kit, MK172

Electronic Kit- Soldering Required 3 different colored LED's and responds to sound Power Supply: 9-12 VDC/ 200mA (not included) Dimensions: 4.2" x 4.4" x 1.4"

VELLEMAN SMD Christmas Tree Electronic Kit, MK183

Electronic Kit- Soldering Required Dimensions: 2.48 x 2.24" Provided with an ON / OFF switch to save the battery Powered by Battery: CR2032 (not included) or USB: 5V

VELLEMAN Tennis Game Kit, MK191

Soldering Required 5 single player levels 5 two player levels 3 ball angles Smash function (press button the moment the ball hits the bat) Audio output Only the server can score points 2 onboard AA batteries (not included) Consumption only 7mA Auto power down

VELLEMAN Mono Pre-Amplifier Kit, K1803

Perfect for correcting audio levels, microphone preamplification and strengthening audio signals for your DIY project DIY soldering kit - learn the ins and outs of how a audio preamp kit works Soldering Required

VELLEMAN Power Supply Kit - 1.5V-35V @ 1 AMP, K1823

Output current: 1A max. Max. dissipation: 15W (cooled) Max. input voltage: 40V DC PCB dimensions: 2.1" x 1.2" Soldering Required

VELLEMAN Relay Card Kit, K2633

Power supply: 9V DC / 300mA 9V DC/300 mA power supply PCB dimensions: 3 x 2.7" Soldering Required