TechniSat DIGITRADIO 231 OD Manual page 118

Stations with a signal intensity below the required minimum signal intensity
(vertical bar) are not transmitting a strong enough signal. If required, align the
antenna as described in section 6.3.2 (example image):
If there are stations on the set channel/frequency that have not yet been found
and saved during a complete scan, they are now automatically saved in the
station list.
118
DAB+
STARSAT*RADIO
Signalfehler: 14
Stabilität:
09
Minimum signal intensity
12:30
Signal strength