These web-based utilities provide quick, lightweight tools for Broadcast and RF Engineers directly in your browser.
They are designed for immediate checks, demonstrations, and simple analysis tasks without installing any software.
For advanced features such as live video analysis, vector scope, waveform monitoring, logging, alarms and full transport-stream inspection, please refer to the VMA Video Analyser Package.
If these tools are useful to you, please consider supporting their ongoing development:
Browser based Waveform and Vectorscope
A fully browser-based video and audio analysis tool, featuring luma waveform, RGB parade, vectorscope, audio spectrum, and audio vectorscope — all rendered in real time.
Unlike traditional scope tools, this one requires no installation and performs all processing locally, ensuring your video files stay private and never leave your computer.
Ideal for quick checks, education, colour analysis, and on-the-go monitoring of video material.
https://vma-broadcast.com/scope.htm
Browser based Video Pattern Generator
A lightweight, browser-based test pattern generator including SMPTE bars, PLUGE, grayscale, geometry grids, and animated patterns. Useful for quick monitor checks and demonstrations.
https://vma-broadcast.com/pattern.htm
Browser based Audio Test Tone Generator
A versatile web-based generator for audio test tones – dual-channel, stereo controls & vectorscope.
https://vma-broadcast.com/audiogenerator.htm
Browser based Audio Analyser
A versatile web-based audio analyser with oscilloscope, spectrum, level meter, phase and analog VU panels.
https://vma-broadcast.com/audioanalyser.htm
Browser based Live Video Lab
A versatile web-based Live Video Lab that generates different Video Effects and be used with webcam or video files. The results can be recorded and downloaded as a video file.
Tip: you can use it with OBS Studio, if you select the screen area – great for broadcasting!
https://vma-broadcast.com/videoeffects.htm
Browser based Video Delay
Browser-based Video Delay is a lightweight, installation-free web application that introduces a precise, user-defined delay to a live video and audio source directly in the browser using standard Web APIs.
It buffers video frames and applies sample-accurate audio delay with real-time adjustment in milliseconds, offering simple controls for source selection, audio on/off, and horizontal video flip, while remaining intentionally non-intrusive—no plugins, no streaming, and no forced full-screen (use F1 or click/touch to open Settings, F11 for full-screen on PC browsers)—making it suitable for quick monitoring, testing, and educational use on both desktop and mobile devices.
https://vma-broadcast.com/video_delay.htm
Browser based CRT Simulation
This interactive tool demonstrates key characteristics of CRT broadcast and consumer displays, focusing on signal bandwidth, scan structure, beam behaviour, and field cadence.
It is intended as a visual and educational reference and reflects the same signal-path philosophy used across VMA Broadcast analysis tools.
Use F1 to open Settings page and F2 to open the Help page.
https://vma-broadcast.com/CRT.htm
Browser based Teleprompter
A versatile web-based teleprompter with many options like mirror X/Y, auto-scroll, load/save scripts, etc.
https://vma-broadcast.com/teleprompt.htm
Browser based Transport Stream Analyser
A simple Transport Stream viewer that can open .ts files directly in your browser, showing PAT, PMT, NIT and service information for quick inspection.
https://vma-broadcast.com/ts.htm
Browser based LNB and Transponder Calculator
Quick satellite link maths:
- LNB IF frequency
- Occupied bandwidth
- MER → C/N & BER
- Typical C/N thresholds for DVB-S / DVB-S2 / DVB-S2X.
LNB IF frequency, occupied bandwidth, MER → C/N & BER, and typical C/N thresholds for DVB-S / DVB-S2 / DVB-S2X. All calculations are local in your browser..
https://vma-broadcast.com/satcalc.htm
Browser based Geographic Dish Planner
Shows the visible satellites on the selected location and provides dish setup values.
https://vma-broadcast.com/sat.htm
Browser based DVB TS Extractor
A simple DVB TS Extractor that can open .ts files directly in your browser, allowing to extract individual PIDs or complete Services.
https://vma-broadcast.com/ts-extract.htm
Browser based DVB MPE/IP Analyser
A simple DVB MPE/IP Analyser that can open .ts files directly in your browser, showing encapsulated IP traffic.
https://vma-broadcast.com/MPE-IP.htm
Browser based DVB-NIP Extractor
A simple DVB-NIP Extractor that can open .ts files directly in your browser and allow download of the reconstructed FLUTE files.
https://vma-broadcast.com/DVB-NIP.htm
Sprengmeister (C64 remake)
Take a moment to unwind with Sprengmeister, a modern HTML5 remake of the classic C64 strategy board game.
Play solo against the CPU or with up to four players on a fully configurable board.
A small nostalgic break between test patterns and transport streams.
https://vma-broadcast.com/sprengmeister.htm
Copyright / Usage Notice
Copyright Notice
All online tools presented on this page are © 2025 VMA-Broadcast (Vitor Martins Augusto).
These HTML/JavaScript applications are provided for personal and professional use directly from this website.
Redistribution, republishing, reverse-engineering, or copying of the source code (in whole or in part) is not permitted without prior written permission.