MEP EP#216: I’d Buy That For Five Dollars

Parker

Python PDF
- Looked at peoples suggestions and none really did what I needed
- FPDF will do for now since I have made a template already
- Most suggestions are building HTML then converting to PDF which is fine but not really a good solution

Zebra Printers
- ZPL or Zebra Programming Language
  - ZT230
  - ZD420
- My process so far for making a ZPL webapp thingy
  - Zebra Designer 3 for Developers
    - Makes the Template
    - Push Template over to printer
    - Use Variables for fields you want to “input”
  - Zebra Setup Utilities
    - Allows talking to the printer easily
  - Zebra Browser Print SDK
    - Makes a USB bridge to a local web server
  - Web Server for Chrome
    - Used to point to where your application is at
  - Application is written in Javascript

Stephen

CNC is fully functional!
- Calibrated the three axis
  - Ran cable “tubes”
  - Set up spindle control
  - Table surfacing
    - 4 flute
    - 2&1/32 in diameter surfacing bit
    - 12,000 RPM
    - 100ipm
    - 0.005-0.01 DOC

VFD EMC
- Pages 10-12
- VFD cables are to have the shield (screen) connected at both ends
- This is an impedance thing
- Shield should be at least 80% coverage
- Foil and braid is best but most expensive typically

Rapid Fire Opinion

Is a $1 Power Supply Any Good?
- A pretty good overview of power supply tests

Share to: