Tech Dregs | Primary Arms Red Dot Teardown @TechDregs | Uploaded 1 year ago | Updated 1 hour ago
I tear down a broken Primary Arms Red Dot optical sight to see how it works. Circuit analysis, schematic, and overview of the mechanical construction.
=== Timestamps ===
00:00 Introduction
03:34 How red dot sights work
04:40 Disassembly of regular parts
05:50 Getting the brightness knob off
07:04 Resistor network
11:50 Getting into the rest of the electronics
14:45 AvE ripoff
15:00 3v boost circuit (inner pcb)
15:43 Circuit analysis
17:00 Schematic
17:50 Opening the main housing
18:50 Inner tube
20:08 LED
21:19 Inner components and lenses
22:30 Summary and conclusion
I tear down a broken Primary Arms Red Dot optical sight to see how it works. Circuit analysis, schematic, and overview of the mechanical construction.
=== Timestamps ===
00:00 Introduction
03:34 How red dot sights work
04:40 Disassembly of regular parts
05:50 Getting the brightness knob off
07:04 Resistor network
11:50 Getting into the rest of the electronics
14:45 AvE ripoff
15:00 3v boost circuit (inner pcb)
15:43 Circuit analysis
17:00 Schematic
17:50 Opening the main housing
18:50 Inner tube
20:08 LED
21:19 Inner components and lenses
22:30 Summary and conclusion
