copyright ? 199 9 new japan radio co., ltd. rev.04 ku pll lnb internal reference type ku -band pll lnb model no. nj r2535s / h model no. nj r2536s / h model no. nj r2537s / h model no. nj r2539s < description > this specification defines the low noise block downconverter (lnb) intended for the satellite data communication downlink application in the ku-band. this lnb has a combined 3-stage hemt amplifier and block downconverter with phase locked local, which is constituted with a s-band vco, multiplier, loop filter and tcxo providing high stability and low phase noise. all specifications shall apply throughout the full range of the specified environmental conditions unless otherwise specified. model no. rf frequency local frequency local stability [-40 to +6 0 c ] if frequency njr2537 h 10.95 to 11.70 ghz 10.00 ghz +/- 10 ppm 950 to 1,700 mhz NJR2537S +/- 3 ppm njr2539s 11.20 to 11.70 ghz 10.25 ghz +/- 3 ppm 950 to 1,450 mhz njr2535h 11.70 to 12.20 ghz 10.75 ghz +/- 10 ppm 950 to 1,450 mhz njr2535s +/- 3 ppm njr2536h 12.25 to 12.75 ghz 11.30 ghz +/- 10 ppm 950 to 1,450 mhz njr2536s +/- 3 ppm item specifications input waveguide flange wr75 output connector type f -female (option: type n-female) noise figure (at 25 c ) 0 . 8 db typ. conversion gain (at 25 c ) 55 db min. 60 db typ. conversion gain variation (at 25 c ) 2 db max. in any 50 mhz segment over the frequency band. phase noise (ssb) -57 dbc/hz at 100 hz -67 dbc/hz at 1 khz spurious -140 dbm max. a t input , fixed frequency spurious, unrelated to test cw signal. -50 dbc max. with test cw signal -10dbm if output . ( measured at specified if band; 950 to 1,450 mhz or 1,700mhz) power requirement +15 to +24v dc power consumption 5 w max. @ +24 v operating temperature rang e -40 to +60 c storage temperature range -40 to +80 c
copyright ? 199 9 new japan radio co., ltd. rev.04 ku pll lnb new japan radio co., ltd. microwave components division 2-1-1, fukuoka, kamifukuoka saitama 356-8510 japan phone : +81-492-78-1270 fax : +81-492-78 -1234 web site : http://www.njr.co.jp unit: mm
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