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O3b Networks K-band PLL LNB (New Japan Radio Co. LTD.)
  • MODEL No. NJR2828 series

*  RF Frequency:

・ 17.852 - 18.588 GHz with 16.800 GHz LO

・ 18.372 - 19.300 GHz with 17.400 GHz LO

*  Low Noise Temperature:

  • · Noise Temperature: 101 K typ., 120 K max.

*  Automatic Phase-locked to

Internal / External Reference

*  Reliable All-weather Performance

ModelNo.

RF

Frequency

LocalFrequency

IF

Frequency

LOStability

NoiseTemperature

PowerSupply

NJR2828L

17.852to 18.588 GHz

16.800GHz

1,052to 1,788 MHz

 

Int. / Ext. Ref.

* Note 1

+/- 1.5 ppm

 

101K typ.

120K max.

 

+18- +30 V

DC Power

NJR2828H

18.372to 19.300 GHz

17.400GHz

972to 1,900 MH

 

Item

Specifications

Input Interface

Waveguide, WR42 with Groove

Output Interface

N-type, female connector (50 ohm)

Noise Temperature

101 K typ., 120 K max.

Conversion Linear Gain

55 dB min.

Power Output at 1dB G.C.P.

+10 dBm min.

The Third Order Intercept Point

+20 dBm min.

Local Oscillation

Automatic Phase-locked to either Internal or External Reference

The local oscillator shall be automatically phase-locked to an internal reference when no external reference is present.

Requirement for External Reference

[Frequency]

10 MHz (sine-wave)

[Input Power]

-5 to +5 dBm @ Input port

[Phase Noise]

-105 dBc/Hz max. @ 10 Hz, -130 dBc/Hz max. @ 100 Hz,

-150 dBc/Hz max. @ 1 kHz, -155 dBc/Hz max. @ 10 kHz

Internal Reference Stability

Over Temperture and Initial Setting: +/- 1.5 ppm max. Long term over All Conditions: +/- 3.5 ppm max.

L.O. Phase Noise

-63 dBc/Hz max. @ 100 Hz           -73 dBc/Hz max. @ 1 kHz

-83 dBc/Hz max. @ 10 kHz           -93 dBc/Hz max. @ 100 kHz

Input Return Loss

10 dB

Output Return Loss

10 dB

Power Requirement

+18 to +30 V DC Power

Power Consumption

4.3 W max.

Temperature Range (ambient)

Operating: -20 to +55 °C        Storage : -20 to +55 °C

Dimension & Housing

150 mm (L) x 80 mm (W) x 30 mm (H)  [5.91” (L) x 3.15” (W) x 1.18” (H)]

without Interface Connectors

Weight

500 g [1.1 lbs]