Adding 18650s and DC Power to Hot Shoe Video LED Light

I use Neewer’s hot shoe LED lights for a variety of purposes - photography, video, and scanning negatives. The CN-160 is incredibly bright and dimmable. Unfortunately, it is designed to take 6xAA batteries. Or, if you have the right camera, you can attach your camera’s lithium battery to it. I don’t like either option. I use 18650 batteries for my headlight and I want to use them here. I added a voltage monitor so I didn’t accidentally drain the batteries. I added a DC barrel jack for connecting to a wall adapter. This was for scanning thousands of negatives - I needed full brightness for many hours. ...

December 22, 2016 · 2 min · PCB Isolation

How To Scan A Lot Of Film Negatives Using Your Camera

Most dedicated film scanners don’t scan negatives as well as your camera. If you spend anywhere between $50-$200, you’ll first spend a few hours reading polarized Amazon reviews and end up with a cheap plastic scanner with a little sensor and quite average resolution. For better quality you have to jump up to $500+ to get a professional quality scanner. They are usually quite slow and designed for scanning just a few pictures then bringing them to Photoshop to touch them up. ...

December 7, 2016 · 4 min · PCB Isolation

How to Check Lumix LX100 Shutter Count (Graphic)

A simple guide to checking the shutter count, power on count, and flash fire count on a Lumix LX100. Find the full resolution image here.

December 4, 2016 · 1 min · PCB Isolation