Mini Electronic Circuits

Micro-Mark's miniature electronic circuits department offers everything from a wireless micro camera to a mini infrared detector for your next train project or other mini project. Whether you need a fire effect circuit or an IR detector, Micro-Mark has the right mini electronic circuits for you. Customer satisfaction is our No. 1 priority and all of Micro-Mark's products are backed by our no-hassle policy.

Electronic Circuits

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Item # 86209

Use the speed adjustment to create amusing voice effects.

Our Price $32.95

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Item # 86208

Plays classic 'ding-dong' sequence twice when triggered.

Our Price $15.95

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Item # 86207

One LED scans from side to side or in one direction.

Our Price $8.95

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Item # 86206

Make your voice sound like a robot's voice. Use the 'pitch' buttons to make your voice sound lower or higher.

Our Price $12.95

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Item # 86205

Choose between 3 different modes: realistically flickering flame, steady flame, fade in / fade out.

Our Price $9.95

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Item # 86204

Includes 2 powerful IR LEDs for a range of up to 15 meters (indoors). Easy channel configuration, no jumpers required.

Our Price $15.95

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Item # 86203

InfraRed Remote Receiver Minikit features two channels with relay output and toggle / pulse selection for each channel.

Our Price $15.95

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Item # 86202

Miniature message board with 1 line, 16 character LCD scrolls from right to left with adjustable speed.

Our Price $31.95

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Item # 86201

Two super-bright red LEDs produce a very powerful flash effect.

Our Price $9.95

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Item # 86199

Operate your lighting with a simple hand clap.

Our Price $16.95

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Item # 86198

General purpose low-cost thermostat with NTC temperature sensor. Output relay with LED indicator.

Our Price $11.95

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Item # 86197

Generates vintage European steam engine sound. Adjustable 'speed' and volume.

Our Price $13.95

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Item # 86195

Bright-colored bug-shaped miniature robot drives towards light sources.

Our Price $15.95

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Item # 86194

Kitchen Timer Minikit for timing 1 minute to 1 hour. Single button, straight-forward operation.

Our Price $21.95

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Item # 86193

Bright-colored, bug-shaped miniature robot.

Our Price $12.95

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Item # 86192

Light Sensitive Switch Minikit switches on at dusk; off at dawn. Fully automatic with a wide range of adjustable sensitivity.

Our Price $10.95

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Item # 86191

Use InfraRed Light Barrier Minikit for science projects, to announce visitors, warn against burglars, set boundaries, etc.

Our Price $11.95

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Item # 86190

Generates 4 different sounds: police siren, fire brigade, emergency vehicle and laser gun.

Our Price $14.95

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Item # 86189

Interval Timer Minikit for intermittent operation of circuits and equipment.

Our Price $6.95

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Item # 86188

Water Alarm Minikit sounds alarm when water is detected. Includes integrated alarm buzzer.

Our Price $5.95

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Item # 86187

Different LED running effects are selectable with adjustable effect speed.

Our Price $13.95

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Item # 86186

Use the Electronic Cricket Minikit simply for fun or to simulate a hot summer night.

Our Price $8.95

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Item # 86185

Sound-To-Light Unit Minikit includes four high-intensity LEDs which light up and react simultaneously to every sound.

Our Price $6.95

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Item # 86184

Flashing LEDs Minikit is useful in model construction, recreational use and other applications.

Our Price $4.95

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Item # 85775

Easy-to-use push buttons program the action without a computer!

List Price $39.95
Our Price $34.95

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Item # 84040

Simple Shuttle Automatically cycles a train from one end of the line to the other. Stop-time is adjustable from 10 to 100 seconds.

Our Price $52.75

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Item # 83864

IRDOT-PEW has separate emitter and detector attached to 18 inch long leads for mounting in tight spaces.

Our Price $55.40

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Item # 83831

IRDOT-P mounts to underside of track base board. Emitter/ detector pair installs through hole drilled between ties.

Our Price $48.75

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Item # 83690

Dual Timer Circuit has two separate timing circuits. Each of these, when activated, switches relay contacts for an adjustable time.

Our Price $42.85

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Item # 83649

Grade Crossing Flasher Circuit works on single or double track. It may be operated by reed switches, IRDOT infra red detectors, or manually with a...

Our Price $38.80

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Item # 83648

Arc Welder Circuit includes a red 'hot glowing metal effect' LED and a blue welding-effect LED. The unit is powered by 12 to 16 volts AC or DC.

Our Price $35.95

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Item # 83647

Fire Effect Circuit includes 3 LEDs with a random flickering flame effect (note: LED's have a clear body, but will flicker with a red/orange...

Our Price $35.95

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Item # 83646

IRDOT-2DEW with extended wire-leads has separate emitter and detector attached to 18 inch long leads for mounting in tight spaces.

Our Price $45.55

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Item # 83644

IRDOT-2EW with extended wire-leads has separate emitter and detector attached to 18 inch long leads for mounting in tight spaces.

Our Price $43.95

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Item # 83642

IRDOT-1DEW with extended wire-leads has separate emitter and detector attached to 18 inch long leads for mounting in tight spaces.

Our Price $42.20

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Item # 83233

IRDOT-1EW with extended wire-leads has separate emitter and detector attached to 18 inch long leads for mounting in tight spaces.

Our Price $39.55

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Item # 83232

Standard IRDOT-1 mounts to underside of track base board. Emitter/detector pair installs through hole drilled between ties.

Our Price $32.95

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