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Electronic Mini-Kits by Velleman
Electronic Kit Projects for Beginners and Students

These Electronic mini-kits by Velleman are easy to assemble and provide fun as well as functionality when building is complete. Perfect projects for electronics students, scouts, beginner level electronics enthusiasts of all kinds. Mini kits come with clear instructions. Simple hand tools like side cutters, safety glasses, and solder iron are all that is required for assembly. This is PAGE 2 of our mini-kit list. See also MINI-KITS PAGE 1 for more.

Click on any electronic mini kit image for a larger view

Kitchen Timer MK128
1 minute to 1 hour timing. Single button, straightforward operation. Clear 16-led readout. Audible and visible alarm with discrete pre-alarm. Auto power-off. Attractive designer enclosure.

µcontroller technology
settings:
- 1-10': one minute steps
- 10-30': five minute steps
- 30-60': 15 minute steps
basic accuracy: better than 5%
power supply: 3 AAA 1.5V batteries (not incl.)
power consumption: 10mA typ.
dimensions: 3.1" x 3.0" x 1.3"
Kitchen Timer Manual.pdf (295kB)

1 $16.59ea. 2-9 $16.09ea. 10-24 $15.45ea.
25 or more $14.99ea.

SMD Flashing Heart Kit MK144
Skill Level 2 (~38 solder connections)
Features: miniature size gadget , 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: 3 x 1.5V AA batteries (not included), Dimensions: 2.0" x 2.6"

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"
Flashing Heart Manual.pdf (86 kB)

1 $11.95ea. 2-9 $11.69ea. 10-24 $10.29ea.
25 or more $9.99ea.

Digital LED Clock 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, 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 or DC adapter (not included), low current consumption: 16ma typ., Dimensions: 3.9" x 3.3" x 1.0"

power supply: 9V AC/DC
dimensions: 3.6" x 1.8" x 4.0"
recommended adapter: -
LED Clock Manual MK151.pdf (602kB)

1 $30.49ea. 2-9 $29.79ea. 10-24 $27.09ea.
25 or more $26.79ea.

Color / Light Organ MK103
Known as a color organ, or a light organ, Velleman calls this the Sound-to-Light Mini-Kit MK103. Four high-intensity LEDs light up and react simultaneously on every sound. For applications such as : sound indicator, simple sound-to-light unit for music, for the hearing impaired : can be used to indicate the telephone, door bell. Adjustable sensitivity with potentiometer. Built-in microphone.

power consumption: 0.5mA min. / 12mA max.
power supply: 9V battery (not included)
kit dimensions: 1.6in x 2.2in x 1.4in (4.06cm x 5.58cm x 3.55cm)

1 $5.79ea. 2-9 $5.45ea. 10-24 $4.99ea.
25 or more $4.79ea.

IR Light Barrier MK120
Infrared (IR) Light barrier electronic kit MK120 uses an IR transmitter emitter to project a beam of infrared light to an IR receiver detector. The IR light beam is used to monitor a doorway, a pathway, an area, a conveyor, etc. for the arrival or presence of a person or object. A buzzer on the detector loudly announces and alert when the IR beam is broken by a person or object traversing through it.

audible (85db) and visible (LED) alert
range: 3.3ft. to 13ft. (1 to 4m)
on/off switch provided
power supply:
- transmitter emitter: 9Vdc, 50ma max.
- receiver detector: 9Vdc, 20ma max.
- 9V battery holder and power adapter jack included.
Dimensions:
- IR transmitter: 2.2" x 1.6" (5.5 x 4cm)
- IR receiver: 3.9" x 2" (10 x 5 cm)
not recommended for outdoor use

1 $8.29ea. 2-9 $7.89ea. 10-24 $7.05ea.
25 or more $6.95ea.

Adjustable Interval Timer MK111
For intermittent operation of circuits and equipment. Blinking lights, video/photo single frame shooting, slide projector control, more!
Timer circuit based on reliable 555 timer IC chip. Makes an ideal universal 555 timer project, ready with terminal connectors and a 3A load control relay. Delays from 2.5 seconds to 60 seconds.

output relay with dry switch over contact 3A/24V max
pulse time adjustable from 0.5 and 5 seconds
pause time adjustable from 2.5 and 60 seconds
power supply 12Vdc/100ma (not included)
pcb dimensions: 1.6" x 2.3" (4 x 5.8cm)

1 $6.49ea. 2-9 $6.29ea. 10-24 $5.99ea.
25 or more $5.79ea.

TV Ping Pong Game Kit MK121-NTSC
Play a classic TV game like Pong. This mini-kit provides hours of fun. Video and audio outputs provided. One player mode has 4 selectable difficulty levels. Two player mode: press RESTART. Press both move buttons to "smash" or to start serve. Only the server can score points. Operates on 3 AA 1.5V batteries (not included)

video and audio outputs included
adjustable brightness
auto power off to preserve batteries

1 $18.95ea. 2-9 $17.45ea. 10-24 $15.99ea.
25 or more $15.74ea.

Train Sound Generator MK134
Train sound generator MK134 creates the sound of a vintage steam engine with a train whistle. Adjustable train engine speed and volume. Great for model railroads, steam engine whistle sounds at the push of a button. Train steam engine sound generator with whistle MK134 is an electronic kit. User assembly is required.

power supply: 9V battery (not included)
comes with 8 ohm/0.5W miniature speaker
dimensions: 3.9" x 3.3"
ideal for model train railroad hobbyists

1 $10.79ea. 2-9 $10.29ea. 10-24 $8.89ea.
25 or more $8.69ea.

Low Voltage Light Organ MK114
operates at safe voltage level, makes lights flash to the rhythm of the music, and is usable for halogen light bulbs. This light organ has an optically isolated speaker input and adjustable sensitivity. MK114 light organ can be used in the car, if the lamps are isolated from the chassis. Low voltage light organ MK114 is an electronic kit. User assembly is required.

input sensitivity: 2W to 60W
maximum load: 50W / 12V or 100W / 24V
light organ power supply: 12V to 24V DC or AC
dimensions: 1.8" x 3.5" (4.6cm x 8.9cm)

1 $12.49ea. 2-9 $11.99ea. 10-24 $11.29ea.
25 or more $10.99ea.

Wheel of Fortune Kit MK152
Push the button to start the spinning action (circular sequence of lighted LED's). Rotation speed gradually decreases and stops with one LED remaining lit.

auto power off
low power consumption
10 LED's
power supply: 9V battery (not included)
dimensions: Ø2.6" x 1.3"

1 $6.29ea. 2-9 $5.99ea. 10-24 $5.29ea.
25 or more $4.99ea.

Water Alarm Kit MK108
Gives an alarm sound when water is detected. Incorporated alarm buzzer. Water sensor can be placed at a distance by cutting the board and using wires to connect the sensor.

power supply: 9V battery (not included)
dimensions: 1.8" x 2.8"

1 $5.95ea. 2-9 $5.79ea. 10-24 $5.19ea.
25 or more $4.89ea.

Roulette Kit MK119
Roulette kit has 37 LED's and spinning sound. "Winner" tune for each color. Spins LED's between games. Uses push-button and microprocessor technology.

auto power off
low power consumption
power supply: 3 AA batteries (not included)
dimensions: 3.6"dia. x 1.3"

1 $15.95ea. 2-9 $15.79ea. 10-24 $15.19ea.
25 or more $14.89ea.

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Last modified: July 28, 2008

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Electronic Mini-Kits by Velleman Electronic Kit Projects for Beginners and Students

Click on any electronic mini kit image for a larger view

Electronic Mini-Kits by Velleman
Electronic Kit Projects for Beginners and Students