1 files changed, 5 insertions, 3 deletions

diff --git a/Documentation/DocBook/media/dvb/dvbproperty.xml b/Documentation/DocBook/media/dvb/dvbproperty.xml
index ffee1fbbc001..049664192bb7 100644
--- a/Documentation/DocBook/media/dvb/dvbproperty.xml
+++ b/Documentation/DocBook/media/dvb/dvbproperty.xml
@@ -163,14 +163,16 @@ get/set up to 64 properties. The actual meaning of each property is described on
         <section id="DTV-FREQUENCY">
                 <title><constant>DTV_FREQUENCY</constant></title>
 
-                <para>Central frequency of the channel, in HZ.</para>
+                <para>Central frequency of the channel.</para>
 
                 <para>Notes:</para>
-                <para>1)For ISDB-T, the channels are usually transmitted with an offset of 143kHz.
+                <para>1)For satellital delivery systems, it is measured in kHz.
+                        For the other ones, it is measured in Hz.</para>
+                <para>2)For ISDB-T, the channels are usually transmitted with an offset of 143kHz.
                         E.g. a valid frequncy could be 474143 kHz. The stepping is bound to the bandwidth of
                         the channel which is 6MHz.</para>
 
-                <para>2)As in ISDB-Tsb the channel consists of only one or three segments the
+                <para>3)As in ISDB-Tsb the channel consists of only one or three segments the
                         frequency step is 429kHz, 3*429 respectively. As for ISDB-T the
                         central frequency of the channel is expected.</para>
         </section>