P793 TELETEXT-TOOLS 793 Wed 01 Jan
00:00/00 PAGE ___
TELETEXT-TOOLS
REFRESH RATE VISUALISER
ADVANCED • MOTION PATTERNS • CADENCE METER • ESC TO EXIT
REFRESH VIS • P793
REFRESH RATE VIS
P793
Press START for fullscreen patterns (no UI).
Exit: ESC or tap/click anywhere.
PATTERN
SPEED
90
HUD
STATUS
READY → PRESS START
PREVIEW
LOOK FOR “STEPS” AT LOW HZ
Cadence meter estimates likely refresh (60/90/120/144+).
Use SPEED to reveal judder or skipped frames.

HOW TO USE

1) Pick a PATTERN on Page 1

2) Press START for fullscreen

3) Watch for smoother motion at higher Hz

4) Exit with ESC or tap/click

WHAT YOU’RE SEEING

CADENCE: how often frames arrive (browser timing)

ESTIMATE: closest bucket (60/90/120/144/240)

JITTER: uneven frame times = judder

NOTE: this is not a lab instrument

TIPS

Disable battery saver (may cap refresh)

Close heavy tabs for cleaner cadence

Try another browser to compare

FAQ

Why not exact Hz? browsers report cadence imperfectly.

Why does it lock at 60? power mode or OS cap.

What’s best pattern? SWEEP BARS for most people.

How do I exit? ESC or tap/click.

MINI BLOG (SHORT)

Higher refresh can reduce perceived blur and input latency.

This page helps you *see* cadence differences with simple motion cues.

KEYWORDS (NATURAL)

refresh rate test • hz test • 120hz test

refresh visualizer • motion smoothness test

cadence meter • frame time jitter