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The instrument is provided with a 4.5" B/W-monitor which either shows normal TV-channel, the frequency spectrum 2-2150 MHz (or parts thereof) alt. Digital data. Menus/help displays are shown on the LCD-screen (64x128) beside the monitor.
Both analog SAT-TV and CATV channels can be tuned in and viewed upon. The COMBOLOOK is able to work with the return-path signals in Cable-TV networks (5-65 MHz). according to the EN50083 standard. The TV-part presents the full range spectrum of 2-900 MHz which can be zoomed into smaller parts (min 13 MHz-span). The TV-part is very sensitive and accurate. It presents signals ±1dB (at +20 C). The SAT-part also has very high resolution and accuracy.
It presents measured data ±2 dB (at 20 C). The Sat-TV spectrum can be expanded (zoom in) for correct adjustment of the polarization (“cross-polarization”). The SAT- part presents, under one of the sub menus, digital information like BER (bit error rate), constellation-diagram (QPSK) and S/N (signal/noise ratio). The NIT function of the SAT-part can identify the various TV-satellites by reading out the NIT in the Bitstream (NIT = Network Information Table). The NIT also contains info about the transponders TV and Radio channels. COMBOLOOK can handle a lot of memory-positions and both spectrum-pictures and certain frequencies can be saved (both analog and digital transponders). The power of the instrument is supplied by a built in and rechargeable battery.
COMBOLOOK Technical specification.
Input frequency: 5-900 Mhz and 920-2150MHz.
Sat-TV min level in: About 35 dBuV (noise).
Sat-TV max level in: About 90 dBuV.
CATV max input level, picture: 110 dByV.
Spectrum: 120 dByV.
Sat-TV attenuation: 15 dB attenuator on/off.
CATV attenuation: 45 dB in 1 dB step.
Display of signal level (analog): dB on LCD/monitor.
Pitch-tone.
Sat-TV accuracy: +2 dB (at +20 C)
CATV accuracy: +1dB (at +20 C)
CATV resolution bandwidth: 1 MHz or 300 kHz.
CATV video bandwidth: 100, 10 ,1 kHz or 100Hz
Sat-TV Digital display of signal level: S/N (signal/noise-ratio)
BER (bit error rate)
Constellation (QPSK)
Satellite-identification: Yes, by reading out the NIT in the Bit stream. Info about the TV and Radio channels.
TV standard: Multi TV/ (PAL, NTSC, SECAM).
CATV text-TV (CEEFAX): Yes.
KU- C-band: Yes, selectable.
Input impedance: 75 Ohm, BNC-con.
Picture-screen: 4.5”-monitor, B/W
Menus: On LCD 64x128.
Memory: Lots of spectrum pictures can be stored with name. Stored spectrum can be mixed for easy identification of satellite. “Maxhold”-function.
Favorite channels Both analog and digital frequencies can be stored (with name).
PC-connection: RS232-output and PC-software.
Sat-TV power out: Yes, 13-18V.
CATV power out: On/off. 15-24 volt.
Sat-TV control: 22 kHz, DiSEqC, DiSEqC/SatScan/ SatSelect-positioner.
DiSEqC Yes, all 1.0 and 1.1. Also Tone burst on/off.
DiSEqC actuator: Built in positioner for DiSEqC 1.2, SatScan and SatSelect.
Battery: Rechargeable 12v, 7 amp/hour.
Weight: About 7 kg incl. battery.
Accessories: Nylon carrying-case.
Car-charger, BNC/F-adapters.
Power-supply of 100-240V, 50/60 Hz, 13.5v, 1.7amp.
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