Thanx to seife over at the dbox2 / linux tuxbox forum for the tip, all working now well i only got to test on Thor 0.8W The rest i will do over the weekend.
At first i was editing my existing service.xml which had no effect on the switching of the bands not sure why?? in theory it should have worked anyhow then tryed editing the satellite.xml, done a complete new search.. bingo!! it worked.
This is the method i used. (BTW I used Bouquet Wizard v3.0.3 to sort the channels in to groups in no time, kept all Verticals in one group and Horizontal in the other, makes sense and saves the hassel)
LH = LowBand Horizontal
LV = LowBand Vertical
HH = HighBand Horizontal
HV = HighBand Vertical
<!-- H = 0 Low Band set to pol = 1 (13v) -->
So the standard in the satellite.xml is that Horizontal polarisation = 0 and Vertical = 1, but in our case our polarisation is done by the external analog receiver so these polarisation value we use to switch our lnb band from lower to upper. so therefore 1 = LowBand which is 13v and 0 = HighBand which 19V. here is my extract of satellite.xml just for Thor 0.8W
<sat name="Thor LH.8W" flags="5" position="-10">
<!-- H = 0 Low Band set to pol = 1 (13v) -->
<!-- V = 1 High Band set to pol = 0 (19v) -->
<transponder frequency="11229000" symbol_rate="24500000" polarization="1" fec_inner="7"/>
<transponder frequency="11261000" symbol_rate="24500000" polarization="1" fec_inner="7"/>
<transponder frequency="11293000" symbol_rate="24500000" polarization="1" fec_inner="7"/>
<transponder frequency="11325000" symbol_rate="24500000" polarization="1" fec_inner="7"/>
<transponder frequency="11357000" symbol_rate="24500000" polarization="1" fec_inner="7"/>
<transponder frequency="11389000" symbol_rate="24500000" polarization="1" fec_inner="7"/>
<transponder frequency="11421000" symbol_rate="25000000" polarization="1" fec_inner="0"/>
</sat>
<sat name="Thor LV.8W" flags="5" position="-20">
<transponder frequency="11247000" symbol_rate="24500000" polarization="1" fec_inner="7"/>
<transponder frequency="11216000" symbol_rate="24500000" polarization="1" fec_inner="7"/>
<transponder frequency="11216000" symbol_rate="24500000" polarization="1" fec_inner="7"/>
<transponder frequency="11278000" symbol_rate="24500000" polarization="1" fec_inner="7"/>
<transponder frequency="11309000" symbol_rate="24500000" polarization="1" fec_inner="7"/>
<transponder frequency="11341000" symbol_rate="25000000" polarization="1" fec_inner="0"/>
<transponder frequency="11372000" symbol_rate="24500000" polarization="1" fec_inner="7"/>
<transponder frequency="11403000" symbol_rate="24500000" polarization="1" fec_inner="7"/>
<transponder frequency="11434000" symbol_rate="25000000" polarization="1" fec_inner="0"/>
</sat>
<sat name="Thor HH.8W" flags="5" position="-15">
<!-- thor H High Band set to pol = 0 (19v) -->
<transponder frequency="11785000" symbol_rate="28000000" polarization="0" fec_inner="5"/>
<transponder frequency="11823000" symbol_rate="28000000" polarization="0" fec_inner="7"/>
<transponder frequency="12015000" symbol_rate="30000000" polarization="0" fec_inner="0"/>
<transponder frequency="12054000" symbol_rate="28000000" polarization="0" fec_inner="3"/>
<transponder frequency="12130000" symbol_rate="30000000" polarization="0" fec_inner="0"/>
<transponder frequency="12169000" symbol_rate="28000000" polarization="0" fec_inner="7"/>
<transponder frequency="12245000" symbol_rate="28000000" polarization="0" fec_inner="5"/>
<transponder frequency="12322000" symbol_rate="27800000" polarization="0" fec_inner="3"/>
<transponder frequency="12399000" symbol_rate="28000000" polarization="0" fec_inner="7"/>
<transponder frequency="12476000" symbol_rate="27800000" polarization="0" fec_inner="3"/>
<transponder frequency="12527000" symbol_rate="27500000" polarization="0" fec_inner="3"/>
<transponder frequency="12563000" symbol_rate="27500000" polarization="0" fec_inner="3"/>
<transponder frequency="12607000" symbol_rate="27500000" polarization="0" fec_inner="3"/>
<transponder frequency="12643000" symbol_rate="27500000" polarization="0" fec_inner="3"/>
<transponder frequency="12687000" symbol_rate="27500000" polarization="0" fec_inner="3"/>
<transponder frequency="12723000" symbol_rate="27500000" polarization="0" fec_inner="3"/>
</sat>
<sat name="Thor HV.8W" flags="5" position="-30">
<transponder frequency="12149000" symbol_rate="28000000" polarization="0" fec_inner="5"/>
<transponder frequency="12226000" symbol_rate="28000000" polarization="0" fec_inner="3"/>
<transponder frequency="12303000" symbol_rate="27800000" polarization="0" fec_inner="3"/>
<transponder frequency="12341000" symbol_rate="28000000" polarization="0" fec_inner="7"/>
<transponder frequency="12380000" symbol_rate="28000000" polarization="0" fec_inner="5"/>
<transponder frequency="12418000" symbol_rate="28000000" polarization="0" fec_inner="7"/>
<transponder frequency="12456000" symbol_rate="28000000" polarization="0" fec_inner="3"/>
<transponder frequency="12563000" symbol_rate="27500000" polarization="0" fec_inner="3"/>
<transponder frequency="12607000" symbol_rate="27500000" polarization="0" fec_inner="3"/>
<transponder frequency="12643000" symbol_rate="27500000" polarization="0" fec_inner="3"/>
<transponder frequency="12687000" symbol_rate="27500000" polarization="0" fec_inner="3"/>
<transponder frequency="12718000" symbol_rate="18400000" polarization="0" fec_inner="3"/>
<transponder frequency="12735000" symbol_rate="8800000" polarization="0" fec_inner="5"/>
</sat>
Regards
BoSS