■ Universal/Standard Ku-band GaN 40W BUC
MODEL No. NJT8371 series< Features >* GaN Technology Amplifier Inside* RF Frequency Line-up
・ Universal Ku-band: 13.75 to 14.5 GHz・ Standard Ku-band: 14.0 to 14.5 GHz* High Efficiency Output Power・ Saturation Output Power: +46.0 dBm
・ ACPR: -30 dBc @ Pout = +44.0 dBm
・ Power Consumption: 260 W* AC Power Operation Option* Monitor & Control Option
・ FSK Communications M&C
・ RS-232C Interface Serial M&C* Compact Size & Light Weight・ Dimension: 230 (L) x 150 (W) x 100 (H) mm
・ Weight: 4.2 kg< Line-Up >Model No.

RF
Frequency

NJT8371NMK
NJT8371FMK
NJT8371NMKA
NJT8371FMKA
14.0 to 14.5 GHz(Standard Ku-band)
NJT8371NMR
NJT8371FMR
NJT8371NMRA
NJT8371FMRA
NJT8371UNMK
NJT8371UFMK
NJT8371UNMKA
NJT8371UFMKA 13.75 to 14.5 GHz
NJT8371UNMR (Universal Ku-band)
NJT8371UFMR
NJT8371UNMRANJT8371UFMRA

Local
Frequency

13.05 GHz

12.80 GHzIF
Frequency

950 to1,450 MHz

950 to1,700 MHzIFPowerConnector
SupplyN-type+36 to +60 V
DC Power
F-typeN-typeAC PowerF-typeN-type+36 to +60 V
DC Power
F-typeN-typeAC Power
F-type40W Saturation(+46dBm)
N-type+36 to +60 V
DC Power
F-typeN-typeAC Power
F-typeN-type+36 to +60 V
DC Power
F-typeN-typeAC Power
F-typeOutput PowerPort for
Voltage Input

M&C
OptionMS Connector

FSK
M&C

MS Connector* Note 1

MS Connector
MS Connector

RS-232C
M&C* Note 1

MS Connector

FSK
M&C

MS Connector* Note 1

MS Connector
MS Connector

RS-232C
M&C* Note 1* Note1 ) Additional outdoor 500W AC/DC PSU is enclosed for AC Power Option and DC Power is supplied at MS connector of BUC
from AC/DC PSU via power cable.

*Note: The contents of this sheet are subject to change without notice.

Microwave Division

URL: http://micro.njr.com email: mcsales@njr.co.jp（1/8)
Rev.02(May 2017) Ku GaN 40W BUC_NJT8371

Copyright © 2017 New Japan Radio Co.,Ltd.

■ Universal/Standard Ku-band GaN 40W BUC
MODEL No. NJT8371 series< Specifications >Item
Output Interface
Input Interface
Saturation Output Power
ACPR
Linear Gain
Requirement for External Reference

L.O. Phase Noise

Receive Band Noise Density

Input V.S.W.R.
Output V.S.W.R.
Power Requirement
Power Consumption

Mute
LED Indicator
M&C

Temperature Range (ambient)
Waterproof/Dustproof (IP Code)Dimension & Housing( without Interface Connectors )WeightSpecifications
Waveguide, WR75 (with Groove)N-type, female (50 ohm)
[N-type IF Connector Model]
F-type, female (75 ohm)
[F-type IF Connector Model]+46 dBm min. @ +25 °C+45 dBm min. over temperature-30 dBc typ., -26 dBc min. @ Pout = +44 dBm
74 dB nom., 68 dB min.
[Frequency]
10 MHz (sine-wave)[Input Power]-5 to +5 dBm @ Input port
[Phase Noise]-125 dBc/Hz max. @ 100 Hz-135 dBc/Hz max. @ 1 kHz-140 dBc/Hz max. @ 10 kHz-60 dBc/Hz max. @ 100 Hz-70 dBc/Hz max. @ 1 kHz-80 dBc/Hz max. @ 10 kHz-90 dBc/Hz max. @ 100 kHz-100 dBc/Hz max. @ 1 MHz[Universal Ku-band]Tx: 14.0 to 14.5 GHz-156 dBm/Hz max. @10.95 to 12.75 GHz
Tx: 13.75 to 14.0 GHz-156 dBm/Hz max. @10.95 to 12.25 GHz-121 dBm/Hz max. @12.25 to 12.75 GHz[Standard Ku-band]Tx: 14.0 to 14.5 GHz-156 dBm/Hz max. @10.95 to 12.75 GHz
2 : 1 max.
1.5 : 1 max.
+36 to +60 VDC Power
120 W typ. @ No If signal
220 W typ. @ Pout = +44 dBm
260 W typ., 290 W max. @ Psat
Shut off the HPA in case of L.O. unlocked or no 10 MHz reference signal, or Over temperature
GREEN: L.O. locked / RED: L.O. unlocked or no 10 MHz reference signal[FSK Communication M&C]
Interface: FSK Modulation Signal via IF connector
Function: Power Monitor / TX On/Off Control / Alarm … etc[RS-232C Serial M&C]
Interface: RS-232C
Function: Power Monitor / TX On/Off Control / Alarm /Digital Step Attenuator … etc[Operating]-40 to +60 °C[Storage]-40 to +75 °C
IP 67
230 mm (L) x 150 mm (W) x 100 mm (H)[9.07" (L) x 5.91" (W) x 3.15" (H)]4.2kg [9.1 lbs]

*Note: The contents of this sheet are subject to change without notice.

Microwave Division

URL: http://micro.njr.com email: mcsales@njr.co.jp（2/8)
Rev.02(May 2017) Ku GaN 40W BUC_NJT8371

Copyright © 2017 New Japan Radio Co.,Ltd.

■ Universal/Standard Ku-band GaN 40W BUC
MODEL No. NJT8371 series< Outline Drawing >N-type, female Connector / RS-232C M&C Model*Note: The contents of this sheet are subject to change without notice.

Microwave Division

URL: http://micro.njr.com email: mcsales@njr.co.jp（3/8)
Rev.02(May 2017) Ku GaN 40W BUC_NJT8371

Copyright © 2017 New Japan Radio Co.,Ltd.

■ Universal/Standard Ku-band GaN 40W BUC
MODEL No. NJT8371 series< Outline Drawing >F-type, female Connector / RS232C M&C Model*Note: The contents of this sheet are subject to change without notice.

Microwave Division

URL: http://micro.njr.com email: mcsales@njr.co.jp（4/8)
Rev.02(May 2017) Ku GaN 40W BUC_NJT8371

Copyright © 2017 New Japan Radio Co.,Ltd.

■ Universal/Standard Ku-band GaN 40W BUC
MODEL No. NJT8371 series< Outline Drawing >N-type, female Connector / FSK M&C Model*Note: The contents of this sheet are subject to change without notice.

Microwave Division

URL: http://micro.njr.com email: mcsales@njr.co.jp（5/8)
Rev.02(May 2017) Ku GaN 40W BUC_NJT8371

Copyright © 2017 New Japan Radio Co.,Ltd.

■ Universal/Standard Ku-band GaN 40W BUC
MODEL No. NJT8371 series< Outline Drawing >F-type, female Connector / FSK M&C Model*Note: The contents of this sheet are subject to change without notice.

Microwave Division

URL: http://micro.njr.com email: mcsales@njr.co.jp（6/8)
Rev.02(May 2017) Ku GaN 40W BUC_NJT8371

Copyright © 2017 New Japan Radio Co.,Ltd.

■ Universal/Standard Ku-band GaN 40W BUC
MODEL
AC Power
No.Option:
NJT8371
Outdoorseries
500W AC/DC Power Supply Unit (PSU)< Features >* Outdoor AC/DC Power Supply
・ Active Power Factor Correction (PFC) Equipped・ Input AC Voltage: 100 to 240 V・ Output DC Voltage: 51 V typ.
・ Output DC Power: 500 W max.

* Compact Size & Light Weight・ Dimension: 250 (L) x 191 (W) x 118.1 (H) mm・ Weight: 5.0 kg< Overview of AC Power Option >- Interface -Outdoor

IndoorAC 110/ 220 V

500W AC/DC PSUDC Power(+51 V)

MS connector
N or F-type connector
IF Signal / Reference

Modem
Ku-band 40W BUC
Model: NJT8371 series(Coaxial Cable)- 500W AC/DC PSU * The features of Outdoor 500W AC/DC Power Supply Unit (PSU) are to provide the stable +51V DC power
to operate Ku-band 40W BUC, even if power supply of the equipment is not capable enough to operate
the BUC.
* This unit employs the aluminum housing with corrosion-proof treatment on the surface and has airsealing structure in order to use perfectly as the outdoor unit.
* In addition, the outdoor AC/DC PSU complies with EC DIRECTIVE.

*Note: The contents of this sheet are subject to change without notice.

Microwave Division

URL: http://micro.njr.com email: mcsales@njr.co.jp（7/8)
Rev.02(May 2017) Ku GaN 40W BUC_NJT8371

Copyright © 2017 New Japan Radio Co.,Ltd.

■ Universal/Standard Ku-band GaN 40W BUC
MODELAC Power
No.Option:
NJT8371
Outdoorseries
500W AC/DC Power Supply Unit (PSU)< Specifications >ItemSpecifications

Input AC Voltage Range

100 to 240 V (Rating: 90 to 264 V)

Input AC Current

6 A max. @ 110V Input / 3 A max. @ 230V Input

Output DC Voltage+51 V typ.

Output DC Power Capacity

500 W max.

Efficiency

85 % typ. @ 110V Input & 500W Load

Power Factor

0.96 typ. @ 110V Input & 500W Load

Temperature Range (ambient)Operating:Storage:-40 to +55 °C-40 to +75 °C

Dimension & Housing

250 (L) x 191 (W) x 118.1 (H) mm [9.84” (L) x 7.52” (W) x 4.65” (H)]without interface connector and screws

Weight5.0 kg [11 lbs]

< Outline Drawing >*Note: The contents of this sheet are subject to change without notice.

Microwave Division

URL: http://micro.njr.com email: mcsales@njr.co.jp（8/8)
Rev.02(May 2017) Ku GaN 40W BUC_NJT8371

Copyright © 2017 New Japan Radio Co.,Ltd.