AMB to SMP Converter

Encode AMB recordings as SMP for wider playback

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Spatial to Standard

Convert AMB Ambisonic recordings to SMP — make spatial audio accessible in a format suited for hardware sampler music production.

No Spatial Tools

Skip the ambisonic plugin setup. Convert AMB to SMP directly in your browser without specialized spatial audio software.

Fast Processing

AMB to SMP conversion runs on our cloud servers. Your Ambisonic recordings are processed and ready for download quickly.

How to convert AMB to SMP

1

Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.

2

Choose smp or any other format you need as a result (more than 200 formats supported)

3

Let the file convert and you can download your smp file right afterwards

About formats

AMB files contain audio encoded in Ambisonic B-format, a full-sphere surround sound technique conceived by Michael Gerzon during the 1970s. Unlike channel-based systems such as 5.1 or 7.1, Ambisonics captures a complete three-dimensional sound field using spherical harmonics — first-order B-format consists of four channels: W (omnidirectional), X (front-back), Y (left-right), and Z (up-down). This representation is speaker-independent, meaning one recording can be decoded to any loudspeaker arrangement or binaural headphones without remixing. AMB files typically store uncompressed PCM data and are processed by tools like SoX or specialized plugins. A core advantage is spatial flexibility — creators produce one master file that adapts to stereo, surround, or immersive playback. The format also scales elegantly: higher-order Ambisonics adds channels for increased spatial precision upon the same mathematical framework. With the growth of virtual reality, 360-degree video, and spatial audio for gaming, Ambisonics has experienced a resurgence, adopted by platforms like YouTube for immersive media delivery.
Initial release: 1975
SMP is the native file format of SampleVision, a sample editing application developed by Turtle Beach Systems around 1990. SampleVision was among the first PC-based visual sample editors, letting musicians view waveforms on screen and perform cut, copy, paste, and loop-point editing — capabilities previously limited to expensive dedicated hardware samplers. The SMP format stores 16-bit mono PCM audio along with sampling-specific metadata: loop start and end points, sustain loops, release loops, and MIDI root note assignments. This made SMP files directly useful for creating and exchanging patches between hardware samplers via MIDI Sample Dump Standard (SDS) transfers, which SampleVision automated through its interface. A primary advantage was bridging the PC world with professional sampling hardware from Akai, E-mu, Ensoniq, and Roland — devices that had tiny screens and minimal editing tools. The format also supported common sample rates (22050, 44100 Hz) and brief text descriptions alongside audio data. Though Turtle Beach pivoted to gaming peripherals and SampleVision was discontinued, SMP files persist in vintage sample library archives and can be converted using SoX.
Initial release: 1990

Frequently Asked Questions

Why convert AMB to SMP?

SMP provides hardware sampler format. Converting AMB brings your spatial recordings into a format usable for hardware sampler music production.

What opens SMP files?

Hardware samplers, SoX can open SMP files for playback and editing without special plugins.

Does the spatial effect carry over?

AMB contains Ambisonic B-Format spatial data. Converting to SMP renders the audio to standard channels — the 3D spatial encoding is flattened.

What is AMB format?

AMB stores Ambisonic B-Format audio for VR, 360-degree video, and immersive spatial sound production. It is a specialized surround format.

Can I batch convert AMB files?

Upload several AMB recordings and convert them all to SMP at once — process your spatial audio collection efficiently.