Dvbv5scan Initial File Exclusive · Verified

Using DVBV5SCAN with an initial file is straightforward. Once you have created your initial file (let's call it my_scan.ini ), you can invoke DVBV5SCAN from the command line, specifying the path to your initial file:

dvbs-initial.conf

Are you using an , satellite (DVB-S) , or cable (DVB-C) ? What tuner hardware are you using?

Older Linux DVB tools (like the legacy scan or w_scan ) used the DVBv3 file format. The DVBv3 format was a single line of text with parameters separated by colons. dvbv5scan initial file

: The symbol rate in symbols per second (e.g., 27500000 ). POLARIZATION : HORIZONTAL , VERTICAL , LEFT , or RIGHT . MODULATION : Typically QPSK or 8PSK . 4. Where to Find Official Pre-made Files

Having a well-configured initial file can significantly enhance the efficiency of the scanning process, allowing users to focus on specific signals or channels of interest.

If your local transmitter has changed frequencies or your specific cable provider is not listed, you can easily create your own file. Using DVBV5SCAN with an initial file is straightforward

The initial file is a plain text file. It defines the delivery system (e.g., terrestrial, cable, satellite) and lists specific frequencies or transponders to probe.

A complete initial file for London’s Crystal Palace transmitter might look like:

If successful, channels.conf will populate with a V5-formatted list of every TV and radio channel discovered, which can then be read by media players like VLC, Kaffeine, or MythTV. Troubleshooting Tips Older Linux DVB tools (like the legacy scan

| Delivery System | Mandatory Parameters | |----------------|----------------------| | DVBT / DVBT2 | FREQUENCY, BANDWIDTH_HZ | | DVBS / DVBS2 | FREQUENCY, SYMBOL_RATE, POLARIZATION | | DVBC | FREQUENCY, SYMBOL_RATE, MODULATION | | ATSC | FREQUENCY, MODULATION | | ISDBT | FREQUENCY, BANDWIDTH_HZ, GUARD_INTERVAL |

The -o 7 output format is compatible with dvbv5scan . Once generated, you can use this file as your initial file.