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improvisational forward/reverse engineering, and cat

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Tag: teardown

scanlime:005 / Microphone Receiver

I take apart a Pyle PDWM1940 wireless microphone receiver, searching for a way to make the output less noisy. Meanwhile, I’ll be using the same receiver for filming.

Published August 8, 2016
Categorized as Electronics Videos Tagged denoise, electronics, fix, hack, hardware, microphone, PDWM1940, teardown, wireless

scanlime:004 / Electronic Whiteboard hacking

My friends at Tangible Interaction sent some electronic whiteboard hardware to take apart. In this video I’ll start to look at the transmitters, receivers, and communication protocol.

Published August 8, 2016
Categorized as Electronics Videos Tagged diy, electronics, hardware, microcontroller, pic, pic16c745, ping, rangefinder, teardown, ultrasonic

Failed Antenna Design 101

I just got some more Bluetooth dongles in from DealExtreme. This one advertises extended range and EDR support, for $5. The package looks convincing enough, nevermind the engrish:

Bluetooth Fail

So I cracked it open, naturally. (Hey, I was planning on using it for that crazy project.) And I was shocked to find this:

Bluetooth Fail

Bluetooth Fail

Published April 22, 2010
Categorized as Uncategorized Tagged bluetooth, fail, teardown, Technology

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RSS Latest video edits

  • Pen Wiggler May 3, 2021
    It's a vibrating robot that draws using closed loop feedback. This video was made possible by my patrons, [https://patreon.com/scanlime] Project files: https://github.com/scanlime/wiggler
  • Terrible Button February 28, 2021
    Teardown for the Ring doorbell camera. It's not good.
  • Active Stylus Teardown February 14, 2021
    What's inside this "active stylus" and how does it work? No spoilers ;) Thanks to my patrons for making these videos possible.
  • Sewing Servo Mess February 5, 2021
    Finally debugging an old project. It's a mess but we can work with this.
  • Four Buttons January 29, 2021
    In which one button gets four stylish buddies, via forward and reverse engineering. Thanks to my patrons for their continued support.
  • Perler Bead Shaker with a 3D Printer from 2010 May 18, 2019
    Briefly looking back at an old project where I tried to push the capabilities of the first 3D printer I had, the Makerbot Thing-o-Matic designed in late 2010. This project from 2011 was intended to be a full printer or sort and place machine for f...
  • iCEBreaker breaks the ice with open source FPGA tools February 7, 2019
    Today's video is about a package sent in by 1BitSquared with a prototype FPGA board. These boards are part of a new generation of open hardware which builds on a foundation of open source FPGA tools. At the time we streamed this live, the crowdfun...
  • Icestudio and Verilog project, LED Matrix FPGA driver! Part 4 February 5, 2019
    In the fourth and final part of our HUB75-style display driver series, we make a cool demo in gateware using the modular driver! In this segment we'll add a frame buffer and implement a video feedback plus munching squares effect in Verilog and Ic...
  • Icestudio and Verilog project, LED Matrix FPGA driver! Part 2 February 5, 2019
    In this second part of the HUB75-style display driver in Verilog and Icestudio, we'll debug and reorganize the existing gateware into something modular that we can build upon, with nice and stable Binary Code Modulation for brightness control. ...
  • Icestudio and Verilog project, LED Matrix FPGA driver! Part 3 February 5, 2019
    In the third part of our HUB75-style display driver in Verilog and Icestudio, we start looking at demoscene-style effects to implement next, and implement a gamma correction and dithering module to improve color quality. scanlime047 - Icestudio...

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