Norway, Lyngen alps  , Havnnes, Rotsund, Nordreisa

       

Jo Tech Service

Index
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Hardware composed  by Joar Falstad ,  jotech.no

Audio noise reduction.
Audio noise removal.
Audio noise cleaner.


Invented in 2015 .
Live audio noise cleaner.
Real time audio background  noise and hiss cleaner ,  also working inside a message .  
Live  audio hiss and noise reduction ..
Hear a demo. 

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Industrial Analog Multiplexer
Detailled schematic examples
0 - 10V  /  4 - 20mA


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Programs written by Joar Falstad, jotech.no



Advanced Public Address System
PC controlled. 
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

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AD/DA Conversion and Data Acquisition made easy.

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 function from a Time ref to 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




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Abouth


Special / ideas / programming / news

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DMX  stage lights control    . 
How to connect  & more 

Link to:  
DMX    open source  program download .  1ch. to 512 ch.

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Service

Vingtor, Stentofon
Old / obsolete intercom systems.  Replacements. Repairs

Compact 32-2  /  VMP32-2
Old / obsolete intercom systems.  Replacements. Repairs

Zenitel, AlphaCom,  ACM 
Later systems.   Also sold today

Monacor Catalog  
We are one of many Monacor suppliers in Norway.


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Domain:       Jotech.no     ( registered on 20-03-2001
)

contact:       Joar Falstad

phone:          +47  99718408

Mail:            mail@jotech.no

url:                http://www.jotech.no



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A big  company has now taken the  same domain name  . " jotech "
To protect our site  and  keep it seen on the internet , we'll  continue to add nice pictures , mostly from Norway.



 Norway


Norway, Ekne
Nostalgy from the 70's.  With Vital 15 feet




South Africa .  Cape Town


South Africa .  Cape Town

South Africa .  Cape Town

South Africa .  Cape Town

South Africa .  Cape Town

Norway , Malvik, the ghost tree