hi,
i have vu+duo twin tuners
and my set is 1.2m fixed dish with 3 quad lnb,s as set to 28.2 , 19e. 13e
i also used 2 diseqc swich which are 4x1 switch,
on each diseqc swich my wirings are as
portA= 28.2
portB=19e
portC=13e
portD= not used
output=vu+duo
now i feed 2 out put from switch...