DMX Fixture Footprint Calculator
Patch fixtures back-to-back: enter start address, channels per fixture and count to get every fixture's start address and the next free channel.
Patching fixtures contiguously, 12 eight-channel units from address 1 occupy 1–96, with the next free address at 97. This is the arithmetic you do over and over building a patch sheet — get the next-free address instantly and avoid the overlapping-address bug that makes two fixtures move as one.
Rule / Formula
Patch fixtures back-to-back: enter start address, channels per fixture and count to get every fixture's start address and the next free channel.
About DMX Fixture Footprint Calculator
Patch fixtures back-to-back: enter start address, channels per fixture and count to get every fixture's start address and the next free channel. Patching fixtures contiguously, 12 eight-channel units from address 1 occupy 1–96, with the next free address at 97. This is the arithmetic you do over and over building a patch sheet — get the next-free address instantly and avoid the overlapping-address bug that makes two fixtures move as one.
How to use DMX Fixture Footprint Calculator
- 1Enter your values into the fields in DMX Fixture Footprint Calculator.
- 2The result and any pass/fail verdict update instantly as you type — no button to press.
- 3Check the substituted formula and worked example to see exactly how the result was derived.
- 4Copy or note the result for your spec, delivery or planning.
Why use DMX Fixture Footprint Calculator?
- ✓Runs entirely in your browser with instant, private results — no data leaves your device.
- ✓Built on a published reference: DMX512 addressing practice.
- ✓Shows the governing formula and a worked example, so you can trust and check every result.
- ✓100% free with no sign-up, no watermark and no usage limits.
- ✓Works on any device — desktop, tablet or phone — and keeps working offline once loaded.
Frequently asked questions
What does DMX Fixture Footprint Calculator do?+
Patch fixtures back-to-back: enter start address, channels per fixture and count to get every fixture's start address and the next free channel. Patching fixtures contiguously, 12 eight-channel units from address 1 occupy 1–96, with the next free address at 97.
Is my data private?+
Yes. DMX Fixture Footprint Calculator runs entirely in your browser — your inputs are never uploaded, stored or logged.
What standard or source is DMX Fixture Footprint Calculator based on?+
It follows DMX512 addressing practice. Always confirm against the current official document, as specifications and rates can change.
What formula does it use?+
DMX Fixture Footprint Calculator uses: fixture n start = start + (n−1) × channels; next free = start + count × channels. The tool shows this formula with your own numbers substituted so you can verify the result.
Is DMX Fixture Footprint Calculator free to use?+
Yes — it is completely free with no account, no sign-up and no usage limits. There is no watermark and no paywall.
Embed DMX Fixture Footprint Calculator on your website
Want DMX Fixture Footprint Calculatoron your own site? Paste this snippet into any HTML page — it's free, with no API key or sign-up. The tool loads in an iframe and keeps working exactly as it does here.
<iframe src="https://tooljolt.com/tools/dmx-fixture-footprint-calculator" width="100%" height="640" style="border:1px solid #e5e7eb;border-radius:12px;max-width:680px" title="DMX Fixture Footprint Calculator — ToolJolt" loading="lazy"></iframe>Related Broadcast tools
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