Live / real
time audio voice sound background / ambient noise & hiss reduction / removal / cleaner
/ filter / limiter ,
Unlike a noise gate this system will reduse background noise all the time , also inside a message .
Measured hiss noise reduction : up to 100 x or 20db
Detailled schematic examples.
ISA demo version download
First ver : ISA Win95.
Latest ver : usb Win7
Advantec USB 48ch DIO interface
and a digital input / output board, also from Advantech
Time and Masterfile controlled AD-DA conversion , Easy setup. Easy to run and control.
The Masterfile is generated by the program itself , as a linear "Unit Value" function from a Time ref to the next "Unit Value" at the next Time ref.
There is no limit in number of Time ref's from tne project start time to the final stop time.
PC clock is used to control the Time
First ver : ISA , Win95 . Early demo version download
Next ver : PCI , Win98 . Plug & Play.
We are now working on a USB ver in Win7