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Gear / Technical Help => Recording Gear => Topic started by: Weazel on February 08, 2005, 10:01:36 PM

Title: new stealth recorder?
Post by: Weazel on February 08, 2005, 10:01:36 PM
if go to this page http://eng.iaudio.com/ and press download button and look at the firmware upgrades for the G3 and the U2 you see this:


- ADPCM wave format * is supported.
- WAVE 8kHz, 11kHz, 16kHz, 32kHz are added to recording quality 

# What is ADPCM format?

It is a file format that is saved as wav file which can be played with Windows.
Compressibility is about 4:1. It is lower than MP3 format, but sound quality is similar.
Recording frequency range is 8KHz~44.1KHz.
Recording with low requency would allow more capacity and battery life.

looks intresting, anyone have experience with it?

Title: Re: new stealth recorder?
Post by: Chrysler on February 09, 2005, 06:53:54 AM
the m3 can also record line-in and has a 20/40 gig HDD. It can not record to the mentioned file-types although (firmware upgrade needed).

ADPCM is mostly used on mobile devices as far as i know. In case the sound quality is similar to MP3 you could also use an MD-recorder.
Title: Re: new stealth recorder?
Post by: Weazel on February 09, 2005, 07:47:48 AM
so it's not normal wav format?
Title: Re: new stealth recorder?
Post by: Brian Skalinder on February 10, 2005, 05:34:05 PM
so it's not normal wav format?

Nope.
Title: Re: new stealth recorder?
Post by: fozzy on February 10, 2005, 11:47:58 PM
The hardware is there why can't these people get it right  :'(, we need a new fluke similar to the JB3.