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Universal Ku-band 2LO PLL LNB (Switchable Local) - External Reference (New Japan Radio Co. LTD.)
  • MODEL No. NJR2841E, NJR2842E, & NJR2843E series

* 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

ModelNo.

RF

Frequency

LocalFrequency

IF

Frequency

LocalStability[-40to+60 °C]

LocalFrequencySlectedby

IF

Connector

NJR2841E

 

 

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 on External Reference

Mechanical Switch

F-type

NJR2841EN

N-type

NJR2842E

22kHz Tone On/Off

F-type

NJR2842EN

N-type

NJR2843E

Input Voltage (High/Low)

F-type

NJR2843EN

N-type

Item

Specifications

Input Interface

Waveguide, WR75 (with Groove)

Output Interface

N-type, female (50 ohm)    [Model No.: NJR2841EN/42EN/43EN]

F-type, female (75 ohm)

[Model No.: NJR2841E/42E/43E]

Noise Figure at +25 °C

0.8 dB typ., 1.0 dB max.

Linear Gain (Ta.: +25 °C)

48 dB min., 62 dB max.

L.O. Phase Noise

-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

L.O. Leakage Level

-40 dBm max. at the IF Output Connector

-60 dBm max. at the RF Input Flange

Spurious

a) -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).

Input V.S.W.R.

2.5 : 1 typ.

Output V.S.W.R.

2.3 : 1 max.

Power Requirement

+24 VDC (+10 to +24 VDC)

Current Drain

200 mA max.

Temperature Range (ambient)

-40 to +60 °C (operating),    -40 to +80 °C (storage)

Waterproof/Dustproof (IP Code)

IP 67

Dimension & Housing

( without Interface Connectors )

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)]

Weight

240 g [0.53 lbs]

[Model No.: NJR2841EN/42EN/43EN]

210 g [0.46 lbs]      [Model No.: NJR2841E/42E/43E]