<!-- Radio configuration DTD -->

<!ELEMENT radio (channel+)>
<!ELEMENT channel EMPTY>

<!ATTLIST radio
  name CDATA #REQUIRED
  data_min CDATA #REQUIRED
  data_max CDATA #REQUIRED
  sync_min CDATA #REQUIRED
  sync_max CDATA #REQUIRED
  pulse_type CDATA #REQUIRED>

<!ATTLIST channel
  ctl CDATA #REQUIRED
  function CDATA #REQUIRED
  min CDATA #REQUIRED
  neutral CDATA #REQUIRED
  max CDATA #REQUIRED
  average CDATA #REQUIRED>
