Satellite Communications

VSAT components

Standard C-band LNB

NJS8487E series

Frequency Organization
RF Frequency: 3.625 to 4.2 GHz
IF Frequency: 950 to 1,525 MHz
LO Frequency: 5.15 GHz
Low Noise Performance
Noise Temperature(NT): 15 K typ.
LO Frequency Stability
E-type: Depends on External Reference
Small Size & Light Weight
Weight: 800 g
Other Features
RoHS Compliance

Products Line-up

Model No. RF Frequency Reference Type LO Stability IF Connector
NJS8487E 3.625 to 4.2 GHz External Ref. Depends on
External Reference
F-type(75Ω)
NJS8487EN N-type(50Ω)

Specifications

Items Parameters
RF Input Interface Waveguide, CPR229 (with Groove)
IF Output Interfance Coax. Connector, N-type Female (50 Ω)
Coax. Connector, F-type Female (75 Ω)
Noise Temperature(NT) @ +25 ℃ 15 K typ., 30 K max.
Linear Gain @ +25 ℃ 66 dB max., 59 dB min.
Input Power Voltage Requirement +24 VDC (+12 to +24 VDC)
Operationg Current 400 mA max.
Operating Temperature Range -40 to +60 ℃
Waterproof / Dustproof (IP-code) IP67
Weight 800 g
Dimension
(w/o Interfaces & Screws)
(L) 80.8 x (W) 99.6 x (H) 76 mm

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