Non-Syntonic Spark-Gap Transmitter as radio jammer (illegal to turn it on, not illegal to carry one around in a backpack with the aerial disguised as a sign or flag[the pole specifically, but
Spark-gap transmitter - Open Tesla Research
Spark Gap Transmitter - The DXZone.com
How To Build A Radio/Drone Jammer : r/Survivalist
Broadband Radio Jammer | Jammer, Electronic schematics, Electronics circuit
Scrambling Pocket Calculators Made Easy With EMP Box V2 | Hackaday
HEXJAM Hand Emplaced Expendable Jammer
Spark-gap transmitter - Wikipedia
DIY Spark-Gap Radio Transmitter and Explanation — Steemit
WWII - radio jammer T-138 : r/militaria
DIY Spark-Gap Radio Transmitter and Explanation — Steemit
Scrambling Pocket Calculators Made Easy With EMP Box V2 | Hackaday
SPARK GAP TRANSMITTERS
Spark-Gap Transmitter - Tech-FAQ
history - What does the spark-gap do in a spark-gap transmitter? - Amateur Radio Stack Exchange
The Comforting Blue Glow Of Old Time Radio | Hackaday
Spark-gap transmitter - Wikiwand
File:Spark gap transmitter diagram (alt).png - Wikimedia Commons
Making a Spark-Gap Transmitter - YouTube
Spark Gap Transmitter - YouTube
Spark-gap transmitter - Wikipedia
How to Make an EMP Jammer | Jammer, Electronics mini projects, Signal jammer
DIY Spark-Gap Radio Transmitter and Explanation — Steemit
Spark-gap transmitter - Wikiwand
File:Powerful spark gap transmitter.png - Wikipedia
Marconi Spark Gap Transmitter Demonstration - YouTube
