Televes 233306, 233311, Руководство пользователя

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Optical receivers 233501 233601
RF
Input/Output
Frequency range
Forward channel
MHz
54 - 2150
Return channel ---- 5 - 42
Maximum Output Level for
CSO and CTB >= 60dB
(1)
54 - 870 MHz
dBmV
33
950-2150 MHz 30
Output level regulation margin (in 2 dB steps) dB 0 - 18
Return path maximum input level
(2)
dBmV ---- 35
Return path equivalent input noise, measured at 30 MHz and the
transmitter output connected directly to the receiver
dBm/Hz ---- -152.5
Flatness dB ± 1.5
Return losses dB >= 11
Impedance ohm 75
Optical input
(forward channel)
Optical device type InGaAs Pin Photodiode
Wavelength nm 1200 -1600
Detection bandwidth MHz 1 - 3000
Maximum Optical power received mW/dBm 4 / 6
Optical output
(return channel)
Laser type ---- DFB
Wavelength nm ---- 1310 ± 20
Maximum output power mW/dBm ---- 4 / 6
General
Powering/Consumption
12 Vdc
mA
300 355
24 Vdc 155 175
RF connectors
type
female F
Optical connectors SC/APC
Operating temperature Fº +23 ··· +113
Weight lbs 1.87 1.98
Dimensions inches 1.96 x 8.54 x 6.88
(1) Output: 42 TV CH CENELEC and 1 complete satellite transponder. The output attenuator in 0dB position.
(2) According to DIN45004B.