DETECTOR How-To Videos & Articles

Follow these detector tutorials to learn all about detector with WonderHowTo's collection of free how-to videos and articles, like Beat a polygraph or lie detector test, Make a metal detector from a calculator and radio, and Make a USB motion detector.

You'll also find several great electronics tutorials in the Electronics category.

37 how-to videos 22 how-to articles
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How to beat a polygraph or lie detector test

Beat a polygraph or lie detector test

AntiPolygraph.org's George Maschke speaks with Nick Frost about how to fool a polygraph (lie detector) test in episode 5 of the ...more

A 5:33
Curated 2 years ago by bird crick | Comments 4
Views 20,711

How to make a metal detector from a calculator and radio

Make a metal detector from a calculator and radio

Like looking for lost treasure? There's no need to break the bank for ...more

A- 2:06
Curated 1 year ago by rmansur | Comments 10
Views 26,419

How to make a USB motion detector

Make a USB motion detector

See how to make a USB motion detector with KipKay and MAKE Magazine! Find out how to turn your PC into an ambush multimedia presenter ...more

A- 3:08
Curated 9 months ago by rmansur | Comments 0
Views 8,629

How to build an animal detector with a motion light & webcam

Build an animal detector with a motion light & webcam

MAKE and Kipkay ...more

A- 4:03
Curated 6 months ago by tenebrism | Comments 1
Views 4,221

How to build a motion detector to fire a paintball gun

Build a motion detector to fire a paintball gun

Team Cynergy presents step by step instructions on how to program an ...more

A- 9:58
Curated 1 year ago by rhei222 | Comments 3
Views 4,157

How to build a thunderstorm detector

Build a thunderstorm detector

See how to construct a storm detector, consisting of a radio that receives frequencies between 4 and 5 KHz. The first step in constructing ...more

A- 3:17
Curated 1 year ago by tenebrism | Comments 1
Views 2,227

How to install a carbon monoxide detector in your home

Install a carbon monoxide detector in your home

Three hundred people die every year from carbon monoxide poisoning ...more

B+ 2:46
Curated 7 months ago by Howcast | Comments 0
Views 558

How to make a fun lie detector

Make a fun lie detector

Make a simple lie detector that can tell the truth, or a lie. The schematic is on the video. No, it doesn't work on cats.

B+ 1:32
Curated 1 year ago by Kipkay | Comments 1
Views 5,069

How to wire a radar detector directly into your dashboard

Wire a radar detector directly into your dashboard

Radar Roy demonstrates in this video tutorial how to hard wire a ...more

B 7:29
Curated 1 year ago by bird crick | Comments 0
Views 2,797

How to choose a carbon monoxide detector with This Old House

Choose a carbon monoxide detector with This Old House

Watch this video from This Old House to learn how to choose a carbon ...more

B 2:08
Curated 1 year ago by rmansur | Comments 0
Views 146

How to adjust your Gold Bug metal detector

Adjust your Gold Bug metal detector

Do you not know how to use your Gold Bug metal detector? Well, see how to make adjustments for ground detection in this video tutorial ...more

B 2:28
Curated 1 year ago by bird crick | Comments 0
Views 3,694

How to make a water level detector

Make a water level detector

Are you tired of having spills from overflowing sinks and bath tubs? Watch this video tutorial to learn how to make a water level detector ...more

B 1:21
Curated 1 year ago by marek080580 | Comments 0
Views 803

How to program a Valentine 1 (V1) radar detector

Program a Valentine 1 (V1) radar detector

If you just bought a Valentine 1 radar detector for your car or truck, this tutorial will show you how to install it and program it and use ...more

B 8:42
Curated 1 year ago by tenebrism | Comments 0
Views 666

How to treasure hunt with a Vista metal detector

Treasure hunt with a Vista metal detector

This is a demonstration on how to set up the Vista RG750 VLF Metal Detector and get ready to use it for some often finds in the beach or ...more

B 5:11
Curated 1 year ago by bird crick | Comments 0
Views 1,801

How to make a wind detector

Make a wind detector

Want to know from which side the wind is blowing? Learn how to make a wind detector with this video tutorial.

B 1:40
Curated 1 year ago by bird crick | Comments 0
Views 655

How to construct a motion detector alarm system

Construct a motion detector alarm system

Check out this video tutorial to see how to construct an alarm system, that's based on the principle of motion detectors, which work by ...more

B 4:00
Curated 1 year ago by bird crick | Comments 2
Views 4,730

How to find desert gold with or without a metal detector

Find desert gold with or without a metal detector

This how-to video is about gold. Yes, gold! Watch to see how to find ...more

B- 9:18
Curated 7 months ago by goldfla | Comments 0
Views 2,437

How to install a smoke detector in your home

Install a smoke detector in your home

Keeping you family safe is very important, especially when it comes to fires. Installing a smoke and carbon monoxide detector is key in ...more

B- 1:39
Curated 1 year ago by rmansur | Comments 0
Views 484

How to install a smoke or carbon monoxide detector

Install a smoke or carbon monoxide detector

This film will show you how to properly install a smoke or carbon monoxide detector.

B- 2:09
Curated 1 year ago by VideoJug | Comments 0
Views 370

How to create a metal detector from household items

Create a metal detector from household items

Detect metal with a metal detector! In this video tutorial, you will see how to create a metal detector out of just two household items ...more

C+ 1:19
Curated 1 year ago by bird crick | Comments 2
Views 4,629

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DETECTOR (59 How-Tos)

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Knit the Periodic Table

Science geeks everywhere: the ultimate knitting pattern. Creator apinnick made this amazing sweater displaying the Periodic Table of Elements for her husband, a microbiologist working in the ...

Ignite Prey and Light Cigarettes With a Laser Burner

Looking for an (explosively) fun Thanksgiving project this week? Something that involves fire and lasers? Check it out. YouTube creator StyroPyro lights ten matches in 9 seconds with a modded laser ...

Repair the World One (LEGO) Brick at a Time

Jan Vorman has installed quick LEGO-fixes all over the world - from Italy to Germany to Israel to Holland. Jan's "Dispatchwork" work creates a contemporary twist: colorful LEGO-street-art ...

DIY Ocular Assault Weapon

The latest in Graffiti-tech: How to write with your eyes. Via Instructables, "Behold the latest ocular assault weapon from the Graffiti Research Lab, openFrameworks, The Fat Lab and The Ebeling ...

Retro Electronics Papercraft For the Brazil '66 Crowd

Dan McPharlin has created some super-sweet retro electronics papercraft models. Click through to Dan's Flickr page to view the entire collection. Beautiful handmade cardboard models. Previously ...

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