■ Universal Ku-band 2LO PLL LNB (Switchable Local) - External Reference MODEL No. NJR2481E, NJR2482E, & NJR2483E series< Features >* Switchable Local

・ Local Frequency: 9.75 / 10.6 GHz* Full Ku-band Coverage・ RF Frequency: 10.70 – 12.75 GHz(Low Band) 10.70 – 11.70 GHz(High Band) 11.70 – 12.75 GHz* Local Switching Line-up

Local Frequency Selected by・ Mechanical Switch: NJR2841 series
・ 22kHz Tone On/Off: NJR2842 series・ Input Voltage (High/Low): NJR2843 series* Small Size & Light Weight・ Weight: 240 g (N-type Connector Model)
・ Weight: 210 g (F-type Connector Model)* RoHS Compliance< Line-Up >Model No.
NJR2841E
NJR2841EN
NJR2842E
NJR2842EN
NJR2843E
NJR2843EN

RFFrequency

Local
Frequency

IF
Frequency

Local Stability[-40 to +60 °C]

Local Frequency
Slected by
Mechanical Switch

10.70 to 11.70 GHz/ 11.70 to 12.75 GHz

9.75 GHz/ 10.6 GHz

950 to 1,950 MHz/ 1,100 to 2,150
MHz

Depends onExternal
Reference

22kHz Tone On/Off
Input Voltage(High/Low)

IFConnector
F-typeN-typeF-typeN-typeF-typeN-typeModel Numbering
N J R 2 8 4 1 E N
IF Connector Line-up:
N: N-type (50 ohms), Female Connector
Non Suffix: F-type (75 ohms), Female Connector
Local Stability Line-up:
L: Internal Reference (Local Stability: +/- 50 ppm)
H: Internal Reference (Local Stability: +/- 10 ppm)
S: Internal Reference (Local Stability: +/- 3 ppm)
E: External Reference
Local Selection Line-up:
1: Outside Mechanical Switch
2: 22kHz Tone On/Off
3: Input Voltage (High/Low)
Product Series Number（1/6)*Note: The contents of this sheet are subject to change without notice.

Microwave DivisionURL: http://mc.njr.co.jp email: mcsales@njr.co.jp

Rev.04(Mar. 2017) Ku 2LO PLL LNB (Ext. Ref.)_NJR2841E/42E/43E

Copyright © 2017 New Japan Radio Co.,Ltd.

■ Universal Ku-band 2LO PLL LNB (Switchable Local) - External Reference MODEL No. NJR2481E, NJR2482E, & NJR2483E series< Specifications >Item
Input Interface
Output Interface
Noise Figure at +25 °C
Linear Gain (Ta.: +25 °C)
L.O. Phase Noise

L.O. Leakage Level
Spurious

Input V.S.W.R.
Output V.S.W.R.
Power Requirement
Current Drain
Temperature Range (ambient)
Waterproof/Dustproof (IP Code)Dimension & Housing( without Interface Connectors )WeightSpecifications
Waveguide, WR75 (with Groove)N-type, female (50 ohm)
[Model No.: NJR2841EN/42EN/43EN]
F-type, female (75 ohm)
[Model No.: NJR2841E/42E/43E]
0.8 dB typ., 1.0 dB max.
48 dB min., 62 dB max.
-50 dBc/Hz typ. @ 100 Hz, -70 dBc/Hz typ. @ 1 kHz-75 dBc/Hz typ. @ 10 kHz, -85 dBc/Hz typ. @ 100 kHz
Depends on phase noise of external reference-40 dBm max. at the IF Output Connector-60 dBm max. at the RF Input Flangea) -120 dBm max.
at input, fixed frequency spur, unrelated to test CW signal (Measured at specified IF band).
b) -40 dBc typ.
with test CW signal -10 dBm IF output (Measured at specified IF band).
2.5 : 1 typ.
2.3 : 1 max.
+24 VDC (+10 to +24 VDC)
200 mA max.
-40 to +60 °C (operating),-40 to +80 °C (storage)
IP 67
83.4 mm (L) x 42 mm (W) x 42 mm (H)[Model No.: NJR2841E/41EN][3.28" (L) x 1.65" (W) x 1.65" (H)]82.2 mm (L) x 40 mm (W) x 40 mm (H)[Model No.: NJR2842E/42EN/43E/43EN][3.24" (L) x 1.57" (W) x 1.57" (H)]
240 g [0.53 lbs]
[Model No.: NJR2841EN/42EN/43EN]
210 g [0.46 lbs]
[Model No.: NJR2841E/42E/43E]

Specifications of Local Switch（2/6)*Note: The contents of this sheet are subject to change without notice.

Microwave Division

URL: http://mc.njr.co.jp email: mcsales@njr.co.jp

Rev.04(Mar. 2017) Ku 2LO PLL LNB (Ext. Ref.)_NJR2841E/42E/43E

Copyright © 2017 New Japan Radio Co.,Ltd.

■ Universal Ku-band 2LO PLL LNB (Switchable Local) - External Reference MODEL No. NJR2481E, NJR2482E, & NJR2483E series< Outline Drawing >NJR2841E（3/6)*Note: The contents of this sheet are subject to change without notice.

Microwave Division

URL: http://mc.njr.co.jp email: mcsales@njr.co.jp

Rev.04(Mar. 2017) Ku 2LO PLL LNB (Ext. Ref.)_NJR2841E/42E/43E

Copyright © 2017 New Japan Radio Co.,Ltd.

■ Universal Ku-band 2LO PLL LNB (Switchable Local) - External Reference MODEL No. NJR2481E, NJR2482E, & NJR2483E series< Outline Drawing >NJR2842E & NJR2843E（4/6)*Note: The contents of this sheet are subject to change without notice.

Microwave Division

URL: http://mc.njr.co.jp email: mcsales@njr.co.jp

Rev.04(Mar. 2017) Ku 2LO PLL LNB (Ext. Ref.)_NJR2841E/42E/43E

Copyright © 2017 New Japan Radio Co.,Ltd.

■ Universal Ku-band 2LO PLL LNB (Switchable Local) - External Reference MODEL No. NJR2481E, NJR2482E, & NJR2483E series< Outline Drawing >NJR2841EN（5/6)*Note: The contents of this sheet are subject to change without notice.

Microwave Division

URL: http://mc.njr.co.jp email: mcsales@njr.co.jp

Rev.04(Mar. 2017) Ku 2LO PLL LNB (Ext. Ref.)_NJR2841E/42E/43E

Copyright © 2017 New Japan Radio Co.,Ltd.

■ Universal Ku-band 2LO PLL LNB (Switchable Local) - External Reference MODEL No. NJR2481E, NJR2482E, & NJR2483E series< Outline Drawing >NJR2842EN & NJR2843EN（6/6)*Note: The contents of this sheet are subject to change without notice.

Microwave Division

URL: http://mc.njr.co.jp email: mcsales@njr.co.jp

Rev.04(Mar. 2017) Ku 2LO PLL LNB (Ext. Ref.)_NJR2841E/42E/43E

Copyright © 2017 New Japan Radio Co.,Ltd.