Are electronic locks safe?

Lock picking is the craft of unlocking a lock by analyzing and manipulating the components of the lock device without the original key. It has been done to many mechanical locks if you know what to do, but what about electronic locks? Are they safe from lock picking? Teardown: An Electronic Master Lock article presents

LED filament lamp teardown

An LED Filament light bulb is an electric light bulb which produces light with a LED that is shaped as a filament. Compared to other LED lights, LED Filament lights are omni-directional and have look similar to old fashioned light bulbs.  So how exactly those bulbs are built? Hackaday article [Mike] Illuminates us on LED

Two oscilloscope teardowns

What is inside a modern oscilloscope?I have show what is inside Tektronix 220 scope. But what about some more modern digital oscilloscopes? Here are some interesting tear-downs I found from Internet. You might find interesting to see them also: First I have found Rigol DS4014  100 MHz Digital Oscilloscope teardown video Rigol DS4014 Teardown. (for

Tek TDS 220 scope teardown

This was a broken scope considered beyond worth to repair by service, but I got it working again… (white tape that holds jumper wire going to display connector). Thank you for service manuals in Internet. Google search and YouTube are repair hacker’s friend. Posted from WordPress for Android