New Japan Radio - Microwave Components


Top > Products Information > VSAT Components: Ku-Band LNB > NJR2841/42/43 series

Products Information/VSAT/Ku-Band LNB

Product Caution

MODEL No.NJR2841/42/43 series

Features
Switchable Local
Local Frequency: 9.75 / 10.6 GHz
Full Ku-band Coverage
RF Frequency: 10.7 to 12.75 GHz
(10.7 to 11.7 GHz / 11.7 to 12.75 GHz)
Local Switchng Line-up
Local Frequency Selected by
* Mechanical Switch: NJR2841 series
* 22kHz Tone On/Off: NJR2842 series
* Input Voltage (High/Low): NJR2843 series
Various Local Stability Line-up
Internal Reference type
* L-type: +/- 50 ppm ( 500 kHz typ. )
* H-type: +/- 10 ppm ( 100 kHz typ. )
* S-type: +/- 3 ppm ( 30 kHz typ. )
External Reference type
Small Size & Light Weight
RoHS Compliance
Download
*The detailed specifications and outline drawing are included in the PDF file.
Line-up
Model No. RF
Frequency
Local
Frequency
Local Stability
(Ta: -40 to +60 C)
IF
Frequency
Frequency Local
Selected by
IF
Connector
NJR2841L Low Band:
10.7 to
11.7 GHz

High Band:
11.7 to
12.75 GHz

(Universal
Ku-band)
Low Band:
9.75 GHz


High Band:
10.6 GHz




+/- 50 ppm
(+/- 500 kHz typ.)

(Internal
Reference
type)
Low Band:
950 to
1,950 MHz

High Band:
1,100 to
2,150 MHz



Mechanical
Switch
F-type
NJR2841LN N-type
NJR2842L 22kHz Tone F-type
NJR2842LN N-type
NJR2843L Input Voltage F-type
NJR2843LN N-type
NJR2841H +/- 10 ppm
(+/- 100 kHz typ.)

(Internal
Reference
type)
Mechanical
Switch
F-type
NJR2841HN N-type
NJR2842H 22kHz Tone F-type
NJR2842HN N-type
NJR2843H Input Voltage F-type
NJR2843HN N-type
NJR2841S +/- 3 ppm
(+/- 30 kHz typ.)

(Internal
Reference
type)
Mechanical
Switch
F-type
NJR2841SN N-type
NJR2842S 22kHz Tone F-type
NJR2842SN N-type
NJR2843S Input Voltage F-type
NJR2843SN N-type
NJR2841E Depends on
External
Reference

(External
Reference
type)
Mechanical
Switch
F-type
NJR2841EN N-type
NJR2842E 22kHz Tone F-type
NJR2842EN N-type
NJR2843E Input Voltage F-type
NJR2843EN N-type
Line-up
Specifications
Item Specifications
Input Interface Waveguide, WR75 (with Groove)
Output Interface N-type, female (50 ohm)
[Model No.: NJR2841*N/42*N/43*N]
F-type, female (75 ohm)
[Model No.: NJR2841*/42*/43*]
Noise Figure (at +25 C) 0.8 dB typ.
Conversion Gain (at +25 C) 48 dB min., 62 dB max.
Input Voltage +24 VDC (+10 to +24 VDC)
Current Drain 170 mA max.
[Internal Reference type]
200 mA max.
[External Reference type]
Weight 240 g [0.53 lbs]
[Model No.: NJR2841*N/42*N/43*N (N-type, female connecter model)]
210 g [0.46 lbs]
[Model No.: NJR2841*/42*/43* (F-type, female connecter model)]
---