Uploaded June 2024 | Updated September 2026, 2 weeks ago

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The first 500 people to use my link https://skl.sh/greatscott06241 will get a 1 month free trial of Skillshare premium!

Here are the videos I was referring to:
youtu.be/qsfaNTQ5-zo?si=lWtuB02HUPb7jDI8
youtu.be/WVO0wboKhA0?si=hzmk_Bu3G_lf-h8I
youtu.be/6YtEmqM2-ns?si=Yu2aIijacndjqo5R

Previous video: youtu.be/jriRW4rGQp4
Electronic Basics video playlist: youtube.com/watch?v=MzxBBXpgwrE&list=PLAROrg3NQn7cyu01HpOv5BWo217XWBZu0

Websites that were shown/used during the video:
digikey.de/en/resources/conversion-calculators/conversion-calculator-555-timer
quora.com/What-is-the-range-of-output-frequency-for-a-555-timer-IC#:~:text=About%20400kHz%20to%200.001Hz,in%20their%20operation%20and%20limitations.
kbe-elektrotechnik.com/service/awg-tabelle
web-bcs.com/transistor/tc/bf/BF195.php

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In this video we will be having a closer look at popular phone jammer & booster videos you can find on YouTube. Such circuits either block your phones reception or increase it. So I will build 2 very popular ones, show you how they work and whether you should maybe try them out as well. Let's get started!

This video is sponsored by Skillshare

0:00 Why Jammer & Booster?
1:12 Intro
1:24 Jammer Schematic Problem
2:41 Building the Jammer
3:49 Testing the Jammer
6:23 How does it work?
8:14 Verdict Jammer
8:48 4G Jammer Test
9:43 Phone Booster Test
10:36 Final Verdict (Stop This)