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Audiophile Inventory's Audio Knowledgebase


Here placed links to articles of Audiophile Inventory's Audio Knowledgebase:

1. Audio processing theory

2. Formats audio files

3. Audio hardware

4. Audio software



Audio processing theory

Digital signal processing

Hi-End sampling frequency conversion

      About sample rate conversion for HD audio applications (music production and home)

      How Convert Sample Rate. Oversampling
      How do oversampling audio signal with minimal losses

      How Convert Sample Rate. Divide. Downsampling
      How do downsampling audio signal with minimal losses


What is Dithering Audio?

      How use dithering audio with AuI ConverteR 48x44. What is impact setting of dithering


Would need sample rates 352 and 384 kHz

      Super high sample rates is useful or it simple huge storage excess audio data


64-bit audio processing. Necessity or redundancy

      What give high resolution of audio processing


Secret of high quality sound. 44.1 and 192 kHz. Part 1

     "Soft" vinyl vs. "dry" CD. Review of sound quality reasons

Secret of high quality sound. 16 and 24 bit. Part 2

     16 / 24 bit and sound quality


44.1 kHz vs 24 bit 192 kHz

    16 bit vs. 24 bit. Need or not?




Formats audio files

Audio file formats

WAV 64 bit - RF64 - MBWF

    What is audio formats RF64

How work 64-bit WAV (RF64) support in AuI ConverteR 48x44

     Algorithm of processing big audio files (more 2 GB)



Audio hardware

Audio hardware

Schemes audio cables

    Schemes audio cables (RCA, TRS, XLR) for recording studio and home apparatus


HDMI for Audio

    Audio applications:  HDMI vs. SPDIF vs. USB vs. Fire Wire



Audio software

Audio software


What is Audio Converter

      General formats of audio files and bases of audio conversion, F.A.Q. about audio conversion.


Last News

Where is the Limit of Audio Quality?

I read many endless discussions about audio equipment: cables, lossless vs. lossy, compression algorithms, jitter, ultrasound, playback files from different places of hard disk, power conditioners, etc.

I suppose, reason of the discussions is small perceived sound difference, that is not obvious for everybody, or no difference.

It is the end of high-end?

Below I want to discuss: can we get sound improvement, obvious for almost everyone, in future audio equipment?

New AuI ConverteR 48x44 v.6.4.7. ISO's Album Catalog Number

Released new studio audio converter AuI ConverteR 48x44 v. 6.4.7 CD ripper, ISO, DFF, DSF, WAV, FLAC, AIFF, ALAC. Album catalog number is extracted from ISO and stored into metadata of converted files.

How to Convert with Downmix 5.1 to stereo


Music stuff conversion with downmix 5.1 to stereo used to playback multichannel audio files at stereo systems.

At portable audio players and mobile phones stereo headphones are used to music listening. Conversion 5.1 records to stereo allow to reduce music file size to place at limited space of disk drive of portable audio player or other device.


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