DR 400 :

• Descriptif

• Class A solid state
• Broadband (instantaneous single band): 10 kHz –400 MHz
• Typical output power : 400 W CW
• Linear output power (1 dB compression) guaranted with harmonics <-20 dBc:
  • P1dB > 300 W and H<-20 dBc up to 250 MHz and
  • P1dB > 150 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 :

• DR 400 D amplifier with:
  • Display
  • Digital control
  • IEEE 488 GPIB Communication

• DR 400 DC : DR 400 D with :
  • Integrated bidirectional coupler
  • display of instantaneous 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 laboratorie

• Descriptif

• Class A solid state
• Broadband (instantaneous single band): 10 kHz –400 MHz
• Typical output power : 400 W CW
• Linear output power (1 dB compression) guaranted with harmonics <-20 dBc:
  • P1dB > 300 W and H<-20 dBc up to 250 MHz and
  • P1dB > 150 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 :

• DR 400 D amplifier with:
  • Display
  • Digital control
  • IEEE 488 GPIB Communication

• DR 400 DC : DR 400 D with :
  • Integrated bidirectional coupler
  • display of instantaneous 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

• Spécifications

• Frequency bandwidth : 10 kHz - 400 MHz
• Typical output power : 400 W
• Power at 3 dB compression : 350 W min. up to 250 MHz/200 W min. from 250 MHz to 400 MHz
• Power at 1 dB compression : 300 W min. up to 250 MHz/150 W min. from 250 MHz to 400 MHz
• Harmonics distortion : H2,H3 < -20 dBc for the output power at 1 dB compression limit
• Class type : Class A
• Gain : 54 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
• Safety interlock : Connector type BNC
• Digital control : Transistors, power supplies and internal temperature
• Communication interface : IEEE 488, RS232
• 4 lines digital display : Status, faults, (direct and reverse instantaneous power for DC version)
• Ambient operating temperature : 0 °C / + 35 °C
• Room temperature storage : -20 °C / +70 °C
• Cooling : Forced air: 120 l/sec max. (self contained fans)
• Power voltage : 200-250 VAC, 47-63 Hz, single phase
• Rated current : 10.4 A at 230 VAC
• Dimensions : 640 x 450 x 360 mm (8U) / 25.2 x 17.7 x 14.2 in (8U)
• Weight : 51 kg / 112 lb

DR 400 DC version :

• Integrated bidirectional power coupler : Coupling factor 49 dB typ.
• Power coupling connector : Type N fem. (rear panel)
• Estimated output power losses due to the coupler : 0.3 dB