1. Access the file no_data.tar.F from the BAS Web download site at this address: Download

Enter the SuperDARN download area. You will need to contact Mike Pinnock to get the user id and password to this area if you do not already know it.

Put this file in a temporary directory (/tmp) on your QNX PC.

2. Type 'install -u nodata.tar.F'

3. It should then unpack itself into

/radops/usr/src/no_data and


4. "Readme" files included in above package are copies of the "no_data" and "normal_scan_nodata" sections of this Web page.