Investigator515 looks at the USS Pueblo incident.

Exploring Espionage: USS Pueblo (AGER-2)

Investigator515 looks at the HackRF H4 Portapack and the Module Development Kit (MDK) for the HackRF One.

HackRF One: The Portapack H4

Investigator515 explores the US, Cold War era, Sound Surveillance System (SOSUS) used for tracking Soviet submarines. 

SOSUS: The Cold War Era Sound Surveillance System

Investigator515 explores the development and history of Carbon Fibre in this What The Tech?!

What The Tech?! Carbon Fibre

Investigator515 looks at the operational history of the RF-111 Aardvark.

Spies In The Mud: The RF-111 Aardvark

Investigator515 explores how to use DFU to unbrcl the hackrf

Firmware Fails: Unbricking The HackRF One

Investigator515 considers Domain Analysis in the latest Artificial Sleuths

Artificial Sleuths: Domain Analysis

Mikhail Gurevich & the MiG-25 is the start of the latest Exploring Espionage. 

Exploring Espionage: The MiG-25 Foxbat

Investigator515 looks at PCBWay's design services and the Cubesat Simulator.

Space In A Box: Constructing A Model 1U Cubesat From Scratch

Investigator515 explores the history and impact of Stainless Steel in the latest What The Tech?!

What The Tech?! Stainless Steel

Investigator515

12 Oct 2025

150

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7 Oct 2025

156

6 min read

5 Oct 2025

157

7 min read

2 Oct 2025

156

7 min read

30 Sept 2025

150

10 min read

27 Sept 2025

159

6 min read

22 Sept 2025

156

4 min read

20 Sept 2025

161

7 min read

15 Sept 2025

152

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13 Sept 2025

2

7 min read