2990 pro dbs l-band transport features applications frequency 950-2200 mhz ? lnb power uses current limiting technology ? selectable lnb voltage, +13v, off and +17v ? rugged stand-alone enclosure ? optical loss budget in excess of 9 db ? the model 2990 pro l-band satellite transport system pro- vides an economical solution for transporting digital signals for numerous satellite distribution applications, including headend relocation, and distribution of digital broadcast sys- tems (dbs). the system utilizes a cost-eff ective coax cabling confi guration to distribute the rf signals from the dish to the transmitter and from the receiver to the headend. copyright ? 2008 emcore corporation 858 450 0143 858 450 0155 video-sales@emcore.com www.emcore.com copyright? 2010 emcore corporation 626 293 3400 626 293 3428 satcom-sales@emcore.com www.emcore.com small corporate tv video distribution ? campus media retrieval systems ? teleconferencing ? return path transmitter for larger video ? systems. satcom rf output to apartment with low- power 2990 tx rf splitter output to apartment: up to 24 per splitter rf splitter output to apartment: up to 24 per splitter 2990pro rx 2990pro rx 2990pro rx rf out opt in rf out broadband distribution amplifier 1 x 24 rf splitter broadband distribution amplifier 1 x 24 rf splitter opt in rf out broadband distribution amplifier 1 x 24 rf splitter opt in 2990pro tx satellite lnb outputs to tx rf inputs via coax cable set top rx 200' max. 200' max. 27 set top rx 33 set top rx 05 rf in opt out 1 x n fiber optic splitter 200' max. lnb power typical mdu application the single-mode optical fi ber between the 2990pro transmitter and receiver allows transmission distances to 35 km at 1310 nm. furthermore, using lnb power from the transmitter decreases the need for additional equipment at the dish site. rf alarm and indicator leds allow for a quick assessment of the links operational status. the model 2990pro l-band transport system, whether used in an antenna remoting application or in a satellite distribution role, provides for transmission of the entire dbs spec- trum in a simplifi ed, fl exible installation environment at one of the lowest costs found in todays market.
environmental characteristics 2990 pro dbs l-band transport optical characteristics parameter min type max units operating temp. range -40 - +60 c storage temp. range -45 - +70 c relative humidity 5 - 95 % parameter min typ max units operating wavelength - 1310 - nm tx optical output power +2 +3 +4 dbm rx optical input power -20 - +4 dbm optical loss range 0 9 db ph y sical characteristics parameter min type max units weight 12.8 363 oz g physical dimensions 5.25x 2.56 x 1.25 133 x 65 x 32 in mm parameter min typ max units power supply voltage (tx) +23.0 +24.0 +25.0 vdc power supply current (tx), no lnb 100 110 ma power supply current (tx), lnb 1 400 410 ma power supply voltage (rx) +23.0 +24.0 +25.0 vdc power supply current (rx) 100 110 ma electrical characteristics information contained herein is deemed to be reliable and accurate as of issue date. emcore reserves the right to change the d esign or specifi cations of the product at any time without notice. emcore and the emcore logo are trademarks of emcore corporation. dbs tx and rx options model number tx, 1310 nm, sc/apc 2990p-t-1310-sa tx, 1310 nm, fc/apc 2990p-t-1310-fa rx, 1310 nm, sc/apc 2990P-R-SA rx, 1310 nm, sc/apc 2990p-r-fa ordering information satcom rf characteristics parameter min typ max units rf bandwidth 950 - 2200 mhz amplitude flatness 2.0 - 3.0 db p-p rf input range -60 - -15 dbm system gain (0 db optical loss) 18 20 22 db system gain (9 db optical loss) 0 2 4 db system gain variation over temperature -2 - +2 db noise figure (0 db optical loss) - 22 24 db noise figure (9 db optical loss) - 31 35 db input 1 db compression - -8 - dbm output 1 db compression - +11 - dbm intermodulation distortion 1 - -50 -40 dbc group delay - 0.5 1.0 ns tx input return loss - -13 -10 db rx output return loss - -20 -15 db 1. max lnb current 300 ma 1. two -25 dbm tones @ 1000 and 1001 mhz rev: november 16, 2010 copyright ? 2008 emcore corporation 858 450 0143 858 450 0155 video-sales@emcore.com www.emcore.com copyright? 2010 emcore corporation 626 293 3400 626 293 3428 satcom-sales@emcore.com www.emcore.com
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