5
The user memory positions can save spectrum displays, analog channels, digital channels
and Saved spectrum positions can be mixed simultaneously with an actual reading for
easy comparison and control of signal-levels. Measurements on group of channels can
be made with up to 10 frequencies simultaneously with automatic polarization and band
selection.
For Universal LNBs, the polarisation V/H is switchable by 13/18V and Lo/Hi band with 22
kHz-tone.
The instrument features circuitry protection to prevent short circuits during connection
of the LNB.
The DiSEqC function controls all DiSEqC accessories such as switches and positioners.
TV Instrument mode
The Spectrum is shown from 2MHz to 900MHz and can be zoomed to smaller segments
(minimum 13MHz span) for closer inspection. In TV mode, it presents measured data ±1
dB (at 20
o
C). The Combolook Color
HD
is capable of working with the return-path
signals in Cable-TV networks (5-65 MHz) according to the EN50083 standard. Signal to
Noise measurements and Digital Channel power measurements can be made using
Reference markers on the spectrum.
Analog TV pictures can be displayed with sound and attenuation inserted from 0-45dB to
determine picture quality with increased attenuation. TV Channels can be saved as
favorites for easy tuning.
DVB-T MPEG-2 digital transmissions can be viewed to check signal quality.
The Combolook Color
HD
is powered by a built- in, rechargeable Li-Ion battery. The
battery can be recharged using either the included external battery charger or the car-
adaptor.
The Combolook Color
HD
weighs less than 4kg including the battery and the carrying
case.