Audacity imports the WAV and AIFF files, including all PCM variants, and a raw PCM file without a standard header is imported with File > Import > Raw Data.
PCM file
PCM audio file to quotes with timestamps in English
PCM audio file to quotes with timestamps in English: send the file and get the text with the timecodes. One file may be up to 30 minutes on the free plan, no minute limit on Pro.
3 files a day up to 30 minutes, free99+ languagesSpeaker separation and timestamps
In short
What the PCM stores is what the engine needs. The English speech becomes the list of quotations in the sections Who spoke, Quotes with timestamps, Themes; one file may be up to 30 minutes, and 3 files a day are free.
How to get the file and turn it into quotes with timestamps
- 1
Record it in a container
In OBS Studio the PCM audio is recorded in the MP4, MOV and MKV containers
- 2
Send the file to the engine
The widget takes the file of the PCM audio file as it is and marks the speech as English, so the engine does not have to guess what it is about.
- 3
Ask the task for the list of quotations
The instruction of the list of quotations is written for this task already: it reads the text of the PCM audio file and asks for Who spoke, Quotes with timestamps, Themes, and it keeps every claim to the transcript.
- 4
Name the language of the speech
The engine reads 99+ languages; this PCM audio file is in English, so the language of the widget is set to English for the list of quotations.
- 5
Check the file before the upload
LPCM stands in the list of the audio formats of the VLC player, next to AMR (3GPP) and ADPCM
What comes back from the engine
- TXT
One segment per line, the way a person wrote it down. It is the format to paste into a ticket, a chat or a document.
- TXT, CSV
The start and the end time of every segment, and the speakers named separately when you ask for it.
- SRT, VTT
SRT and VTT with the time of every line, so the recording can carry its own subtitles.
- Markdown, DOCX
The transcript is edited through the API and exported as Markdown for a wiki, or as DOCX for a review.
What PCM keeps, and what it says about it
The PCM codec is used by OBS Studio together with the MP4, MOV and MKV containers, as the uncompressed audio of the table.
The VoiceTracer of Philips records in the PCM (WAV) format, a stereo recording without compression.
LPCM stands in the list of the audio formats of the VLC player, next to AMR (3GPP) and ADPCM.
In the table of the codecs and the containers of OBS Studio the PCM row names the MP4, MOV and MKV containers.
up to 30 minutes on the free plan, no minute limit on Pro
$0: 3 files a day, up to 30 minutes per file, no card
$10 a month when you pay yearly ($120 a year), or $20 a month
The case
What the recording does not give you
The VoiceTracer of Philips records in the PCM (WAV) format, a stereo recording without compression. That is the part that depends on the PCM; everything after it is the work of the list of quotations, and it is the same for every recording.
Tips
Send the transcript to the instruction only once.
Set the language of the PCM audio file before you send the file.
Check who may download the file of the PCM audio file.
Questions about PCM audio file and quotes with timestamps
What does the PCM say about the PCM audio file?
The VoiceTracer of Philips records in the PCM (WAV) format, a stereo recording without compression. The engine reads the English speech of the PCM audio file and writes the list of quotations from that text.
Which problems can come with the PCM audio file?
A WAV file from a portable recorder with a proprietary compressed audio should be opened with the FFmpeg library, not as raw data. The engine does not change the file of the PCM audio file; it reads it as it is and writes the list of quotations.
How is the list of quotations built from the PCM audio file?
The engine reads the English speech and the instruction writes the list of quotations in the sections Who spoke, Quotes with timestamps, Themes; every line comes from the transcript of the PCM audio file.
Is there a limit to the length of the PCM audio file?
One file of the PCM audio file may be up to 30 minutes on the free plan; the free plan gives 3 files a day.
Is a link enough for the PCM audio file?
Bring the file of the PCM audio file to your own disk and upload it here; the engine returns the list of quotations with the time of every line.
Related pages
- The same task on pcm raw audio to text meeting action items ruThe same task on another recording, with the same steps and the same sections.
- Interview to quotes with timestampsThe page of the task: the instruction that is written for it and an example of the answer.
- Transcribe audio to textWhat the service does with a file: the formats of the export, the limits and the plans.
Sources
- MAudacity manual: Importing audio (read 2026-10-25)manual.audacityteam.org · checked
- OOBS Knowledge Base: Audio and Video Formats Guide (read 2026-10-25)obsproject.com · checked
- WPhilips: VoiceTracer audio recorder DVT4110 and DVT4115 (read 2026-10-25)www.dictation.philips.com · checked
- WVLC features: the formats it plays (read 2026-10-25)www.videolan.org · checked
- TTranscription service page (read 2026-10-25)transcrib.si · checked
Reading: 4 minutesUpdated Transcribsi editorial team
Drop a recording — the text arrives in a minute
Speakers by name, a time on every line, export to TXT, SRT, VTT, CSV and Markdown.
3 files a day up to 30 minutes, free99+ languagesSpeaker separation and timestamps