JEFF A DAVIS | LIGHTING DESIGNER
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DMX DIP Switch Calculator

ON
1 1
ON
2 2
ON
3 4
ON
4 8
ON
5 16
ON
6 32
ON
7 64
ON
8 128
ON
9 256

Photometric Beam Calculator

Enter any two values to calculate the third.
Use the same units for Beam Width & Throw Distance (feet, meters, etc.).

Ohm's Law & Wire Gauge

Ohm's Law

Enter any two values and I’ll calculate the third.

Wire Gauge Check (Copper, Approx)

Uses the current (A) from above. Enter run length and supply voltage to see drop %.

AWG Max A
(rule of thumb)
Drop %
for your run

⚠️ Quick-estimate only. Always confirm final wire size against local code and manufacturer specs.

Picture
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  • Résumé
  • Portfolio
  • TOOLS
    • Lighting Tools
    • EOS Followspot Generator
    • QR Code Generator
  • Other Adventures
    • Theatrical Supplies
    • Delorean Time Machine
  • Contact