MCM Electronics

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Image of Velleman SA VM141 1Second - 60 Hour Start Stop Timer

631

28-12802 - 1Second - 60 Hour Start Stop Timer

Start Stop Timer This unit is perfect for intermittent operation. It triggers a NO/NC 3A relay, features "Start" and "Stop" inputs and can be adjusted to run for anywhere from 1 second to 60 hours.

Mfr Name: Velleman SA

Mfr Number: VM141

In Stock

$27.64

(MSRP: $48.38)
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Image of Velleman SA K4301 Pink Noise Generator

629

28-12934 - Pink Noise Generator

Pink Noise Generator Kit To analyze the acoustic properties of a room, a good pink noise generator together with a spectrum analyzer is indispensable. Moreover, a microphone with as linear a frequency characteristic as possible (from 20Hz to 20kHz) is needed....

Mfr Name: Velleman SA

Mfr Number: K4301

In Stock

$16.49

(MSRP: $26.89)
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Image of Velleman SA MK177 Ding Dong Sound Module

629

28-16972 - Ding Dong Sound Module

Ding Dong Sound Module Plays the classic "ding dong" sound through built in speaker. Will play the "ding dong" sequence twice when triggered.

Mfr Name: Velleman SA

Mfr Number: MK177

In Stock

$9.99

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Image of Velleman SA VM189 12V Car Battery Monitor Module Open PC Board

627

28-16982 - 12V Car Battery Monitor Module Open PC Board

12V Car Battery Monitor This small circuit is of great value to check your car battery status. Enclosure not included.

Mfr Name: Velleman SA

Mfr Number: VM189

In Stock

$9.99

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Image of Velleman SA MK123 Rolling Clock Kit

618

28-12858 - Rolling Clock Kit

Rolling Display Clock Kit A nicely animated rolling time and date displayed on a graphic 35 LED display. Select hours, minutes, month or day with SELECT and enter the values with SET. Time display in 12h-mode (24h-mode when setting clock). Fine-tune the c...

Mfr Name: Velleman SA

Mfr Number: MK123

In Stock

$12.79

(MSRP: $22.39)
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Image of Velleman SA K2570 5~14Vdc 1A Output Power Regulator

618

28-12958 - 5~14Vdc 1A Output Power Regulator

Power Regulator Kit 5~14vdc 1A Output Suits all Velleman kits requiring a regulated power supply between 5 and 12V DC, and no more than 1A.

Mfr Name: Velleman SA

Mfr Number: K2570

In Stock

$14.08

(MSRP: $24.64)
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Image of Velleman SA K8028 Multi Funtion Dimmer

602

28-12910 - Multi Funtion Dimmer

Multi Funtion Dimmer supply voltage: 110-125V or 220-240V AC, 50 or 60Hz automatic detection of mains frequency: 50 or 60Hz max. load: 2.5A (300W / 120V ; 600W / 230V) dimensions: 3.9 x 3.2 x 1.4"

Mfr Name: Velleman SA

Mfr Number: K8028

In Stock

$29.70

(MSRP: $51.98)
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Image of Velleman SA K8055N USB Experiment Interface Kit

602

28-12892 - USB Experiment Interface Kit

USB Experiment Interface Kit The K8055N interface board has 5 digital input channels and 8 digital output channels. In addition, there are two analogue inputs and two analogue outputs with 8 bit resolution. The number of inputs/outputs can be further expanded...

Mfr Name: Velleman SA

Mfr Number: K8055N

In Stock

$37.86

(MSRP: $66.26)
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Image of Velleman SA MK191 CLASSIC TABLE TENNIS           TV GAME ANALOG CONTROLS

589

28-16955 - Classic Table Tennis TV Game Analog Controls

Classic TV Tennis Game Kit A great learning kit, that results in an fun old-school game.

Mfr Name: Velleman SA

Mfr Number: MK191

In Stock

$29.99

(MSRP: $33.95)
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Image of Velleman SA MK169R Red Flashing LED Star Kit

583

28-12834 - Red Flashing LED Star Kit

Red Flashing LED Star Kit Features: Great seasonal gadget ! Safe battery operation Select: flashing or static operation Desktop or hanging configuration Multiple kits enhance the effect In-car (12V) operation possible

Mfr Name: Velleman SA

Mfr Number: MK169R

In Stock

$11.83

(MSRP: $20.70)
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Image of Velleman SA K2634 Quad Triac Switch Card

581

28-12946 - Quad Triac Switch Card

Quad Triac Switch Card Kit Relays are usually used to switch AC voltages by means of an electronic control because of their simplicity. However, when switching occurs too frequently or too quickly the life time of the contact points is shortened considerably...

Mfr Name: Velleman SA

Mfr Number: K2634

In Stock

$18.13

(MSRP: $31.73)
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Image of Velleman SA VM131 Dimmer Module for Use with Transformer Loads

580

28-16974 - Dimmer Module for Use with Transformer Loads

Dimmer Module for Electronic Transformers Dimming electronic transformers impossible? Not if you have this unit! A processor controlled circuit outputs a wave form that is suited for most dimmable electronic transformers. Can also be used for direct mains voltage...

Mfr Name: Velleman SA

Mfr Number: VM131

In Stock

$45.99

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Image of Velleman SA MK120 LED Light Barrier Kit

579

28-12862 - LED Light Barrier Kit

LED Light Barrier Kit Build this great little kit to announce visitors, warn against burglars, set boundaries, for science projects, or for dozens of other uses.

Mfr Name: Velleman SA

Mfr Number: MK120

In Stock

$6.17

(MSRP: $10.80)
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Image of Velleman SA HS4003 Heat Sink For K4003

578

28-12972 - Heat Sink For K4003

Heat Sink For 80-7358 Dimensions : 1 37/64" x 3 5/32"

Mfr Name: Velleman SA

Mfr Number: HS4003

In Stock

$6.36

(MSRP: $11.14)
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Image of Velleman SA MK150 Shaking Dice Kit

568

28-12840 - Shaking Dice Kit

Shaking Dice Kit Features No push buttons required, just give it a shake Rolls out slowly and flashes last combination Microprocessor-controlled Auto power-off

Mfr Name: Velleman SA

Mfr Number: MK150

In Stock

$10.22

(MSRP: $17.89)
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