N-DR 140 :

9 kHz - 400 MHz / 140 W CW


  • Class A solid state
  • Broadband (instantaneous single band): 9 kHz –400 MHz
  • Frequency extension between 4 kHz and 9 kHz upon request
  • Typical output power : 140 W CW
  • Linear output power (1 dB compression) guaranted with harmonics <-20 dBc: 
    • P1dB > 90 W and H<-20 dBc at 9 kHz
    • P1dB > 110 W and H<-20 dBc from 10 kHz to 20 kHz
    • P1dB > 100 W and H<-20 dBc from 20 kHz to 250 MHz
    • P1dB > 60 W and H<-20 dBc from 250 MHz to 400 MHz
  • Air cooling: self contained fans
  • Can operate in full mismatch conditions without damage
  • Reliable, efficient and robust
  • 19" Rack
  • 3 years standard warranty


VERSIONS :

  • N-DR 140 S : standard amplifier
  • N-DR 140 D amplifier with:
    • Multicolor LCD display with touch panel
    • Digital control
    • IEEE 488 GPIB, Ethernet, USB, RS232 Communications
    • Temperature controlled fans
    • Safety interlock
  • N-DR 140 SC : N-DR 140 S with
    • Integrated dual directional coupler
  • N-DR 140 DC : N-DR 140 D with :
    • Integrated dual directional coupler
    • Display of instantaneous incident and reflected power


MAINTENANCE :

  • Amplifier designed for minimal maintenance
    • Easy access to all parts
    • Modular design
    • Repairs with minimum adjustments
  • Rapid diagnostic
  • Minimal downtime
  • Contract for preventive and corrective maintenance available


APPLICATIONS :

  • EMC tests
  • RF tests and instrumentation
  • Radiocommunication
  • Measurement and research laboratories


Download the datasheet

  • Frequency bandwidth : 9 kHz - 400 MHz
  • Typical output power : 140 W
  • Power at 3 dB compression minimum : 100W at 9kHz / 130W 10-20kHz / 125W 20kHz-250MHz / 80W 250-400MHz
  • Power at 1 dB compression minimum : 90W at 9kHz / 110W 10-20kHz / 100W 20kHz-250MHz / 60W 250-400MHz
  • Harmonics distortion : H2,H3 < -20 dBc for the output power at 1 dB compression limit
  • Class type : Class A
  • Gain : 50 dB
  • Linear power gain flatness : ± 2.5 dB max
  • Mismatch tolerance : infinite without damage
  • Input impedance : 50 ohms / VSWR: 2:1max
  • Output impedance : 50 ohms / VSWR: 2:1max
  • Input power : +10 dBm max.
  • RF input connector : Type N fem. (front or rear panel) – other connector type on request
  • RF output connector : Type N fem. (front or rear panel) – other connector type on request
  • Ambient operating temperature : 0 °C / + 35 °C
  • Room temperature storage : -20 °C / +70 °C
  • Cooling : Forced air with fan speed control (for D version): 60 l/sec max. (self contained fans)
  • Power voltage : 90-250 VAC, 47-63 Hz, single phase
  • Rated current : 7.3 A at 110 VAC / 3.5 A at 230 VAC
  • Dimensions : 640 x 450 x 178 mm (4U) / 25.2 x 17.7 x 7 in (4U)
  • Weight : 28 kg / 67 lb

N-DR 140 D version :
  • Safety Interlock : Connector type BNC
  • Digital control : Transistors, power supplies, temperatures and fans
  • Communication interfaces : Ethernet, USB, GPIB, RS232
  • Color LCD display with touch screen : Status, faults, (direct and reverse instantaneous power for DC version)
N-DR 140 SC and N-DR 140 DC versions :
  • Integrated bidirectional power coupler : Coupling factor 40 dB typ. (SC version) / 49 dB typ. (DC version)
  • Power coupling connector : Type N fem. (front or rear panel)
  • Estimated output power losses due to the coupler : 0.3 dB


Download the datasheet
  • External coupler
  • Supply and integration inside a cabinet
  • Bulk Current Injection + Calibration JIG
  • RF Power cable
  • Switching unit

 

 

 


Download the datasheet

OUR COMPANY

The Prâna Team is dynamic and innovative. We are flexible in our design approach and implementations, and our willingness to listen allows us to understand your needs.

 

 

 

 

 

SUPPORT


CONTACT

PRANA R&D
6 Rue Pierre Milon
19100 Brive-la-Gaillarde
France
Téléphone : (+33) 555 86 49 40
Fax : (+33) 555 86 49 45

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