Nisshinbo NJR2845G Int. Ref. Ku-Band PLL LNB

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NJR2845G is a low noise block downconverter for use on Ku-band of RF Frequency 12.2 to 12.75GHz, with PLL oscillator synchronized to a highly stable internal reference signal.

Items Parameters
RF Input Interface Waveguide, WR75 (with Groove)
IF Output Interface Coax. Connector, N-type Female (50 Ω)
Coax. Connector, F-type Female (75 Ω)
RF Frequency 12.2 to 12.75 GHz
IF Frequency 950 to 1,500 MHz
LO Frequency 11.25 GHz
Linear Gain 57 dB typ., 52 dB min. @ +25 ℃
Noise Figure(NF) 0.8 dB typ., 1.0 dB max. @ +25 ℃
Input Power Voltage Requirement +24 VDC (+10 to +24 VDC)
Current Consumption 170 mA max.
Operating Temperature Range -40 to +60 ℃
Waterproof / Dustproof (IP-code) IP67
Weight F-type: 210 g
N-type: 240 g
Dimensions (L) 82.2 x (W) 40 x (H) 40 mm (w/o Interfaces & Screws)

Description

Features

Frequency Organization

  • RF Frequency: 12.2 to 12.75 GHz
  • IF Frequency: 950 to 1,500 MHz
  • LO Frequency: 11.25 GHz

 

Low Noise Performance

  • Noise Figure (NF): 0.8 dB typ., 1.0 dB max.

 

LO Frequency Stability Line-up

  • H-type: +/- 10 ppm (+/- 100 kHz typ.)
  • S-type: +/- 3 ppm (+/- 30 kHz typ.)
  • U-type: +/- 1 ppm (+/- 10 kHz typ.)
  • V-type: +/- 0.5 ppm (+/- 5 kHz typ.)

 

Small Size & Light Weight

  • Weight: F-type 210 g / N-type 240 g

 

Others

  • RoHS Compliance

 

Series Line-up

Model No. RF Frequency ReferencE-type LO Frequency Stability IF Connector
NJR2845GHF 12.2 to 12.75 GHz Internal Ref. +/- 10 ppm
(+/- 100 kHz typ.)
F-type (75Ω)
NJR2845GHN N-type (50Ω)
NJR2845GSF +/- 3 ppm
(+/- 30 kHz typ.)
F-type (75Ω)
NJR2845GSN N-type (50Ω)
NJR2845GUF +/- 1 ppm
(+/- 10 kHz typ.)
F-type (75Ω)
NJR2845GUN N-type (50Ω)
NJR2845GVF +/- 0.5 ppm
(+/- 5 kHz typ.)
F-type (75Ω)
NJR2845GVN N-type (50Ω)

Additional information

Band

Ku-Band

Frequency Band

12.2 ~ 12.75 GHz