FX:Scape Tools
Timecode Lab
Generate SMPTE LTC, create downloadable timecode clips, listen to LTC through your device microphone or audio input, and perform timecode calculations. Audio processing stays on this device.
Live output
LTC Generator
Stopped
01:00:00:00
Start address: HH:MM:SS:FF (semicolon also accepted for DF).
Start low. LTC is an intentionally harsh data signal.
Pause finishes the current frame. Resume continues with the next frame; Reset returns to the entered start timecode. Audio-clock free-run; not genlocked or guaranteed wall-clock sync. Keep LTC out of audience or program audio paths. The live generator uses Web Audio and runs locally in the browser.
Signal monitor
Output
Local
Rate30 fps
Frames generated0
Audio engineReady
ProcessingOn device
Microphone / audio input
LTC Reader
Idle
--:--:--:--
NO SIGNAL
-60-36-24-12-60 dBFS
Input names usually appear after microphone permission is granted.
For an acoustic test, play LTC through a speaker and hold the phone near it. For critical use, feed LTC through a proper audio interface. Microphone access requires HTTPS and browser permission.
Analysis
LTC Health
Live
Detected rate—
Input level—
Decoder acceptance—
Valid frames0
Rejected data0
Last lock—
Offline render
LTC Clip Generator
Nominal frame-count duration (HH:MM:SS:FF). Above 30 real minutes requires confirmation; file size and memory still apply.
Preparing…
Result
Clip Details
Ready
Choose your settings and generate an LTC WAV file on this device.
Long clips require more device memory because the WAV is rendered in the browser before download.
Timecode math
Calculator
Result
Calculation
01:00:10:00
Total frames108300
Real seconds3610.000