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Chapter 16 of 21

Broadcast and alpha channel

How to add the clock as a graphic to a video production (OBS, vMix, XSplit).

What it is for
The clock on a transparent background, ready to be overlaid on camera images or a stream. The production software adds it as a “browser” source from the address given by TimerPRO.
Who can use it
Video operator; a computer with OBS / vMix on the same network as the TimerPRO computer (or the same computer). Alpha channel — PRO feature.
Where to find it
Broadcast tab; alpha channel — Remote Access tab, Alpha Channel card.

1Templates

  • 1 Template — 7 ready looks: Minimal, TV Lower Third, Countdown, Circle Timer, Three Circles, Nexus Cyberpunk, Training Timer.
  • 2 Template address (to paste into the production software).
  • 3 Copy the address to the clipboard.
  • 4 Open the template in a browser on this computer.
  • 5 Customize — colours, size, position, font (below).
  • 6 Steps: Choose → Customize → Copy URL → Go live.

2Customizing a template

  • 1 Template settings — depending on the template: colour, size, position, font, time format, shadow.
  • 2 Preview Aspect ratio — 16:9, 4:3, 21:9 or custom.
  • 3 Set position by clicking — click in the preview where the clock should be (or drag it with the mouse).
  • 4 Template preview.
  • 5 Address with your settings — Copy and paste it into the production software.
  • 6 Defaults and Close.

3Template on air

  • This is the Circle Timer template opened from its address (on a black background in the screenshot) — in the production software the background is transparent.
  • The template refreshes by itself when the time in TimerPRO changes.

4OBS, vMix, XSplit

  • OBS Studio: Add a new Browser Source; Copy the URL from a template above; Set Width 1920, Height 1080; Enable “Shutdown source when not visible”; Click OK — the timer appears with a transparent background.
  • vMix: Add Input → Web Browser; Paste the URL from a template above; Set the resolution to match your production; The template refreshes automatically when the timer changes.
  • XSplit: Add Source → Webpage; Enter the URL from a template; Adjust size and position as needed; Use Chroma Key if needed (usually not necessary).

5Alpha channel

  • The alpha channel is the clock on a transparent background — address in the Remote Access tab, Alpha Channel card; the Settings button opens this window.
  • 1 Clock color and 2 Font family.
  • 3 Show message — speaker messages in the graphic too.
  • 4 Preview.
  • 5 Apply & Save.

Updated: 2026-10-23 · Full manual — print / PDF