Amplifier Research

Amplifier Research 400A400A

RF Amplifier 10kHz - 400MHz 400W
10 kHz – 400 MHz Frequency Range
400 Watts CW minimum Output Power
nominally 400 W minimum Gain
0 dBm (1 mW) for rated output Input Power Required
-10 dBc or better (typically better than -20 dBc) Harmonic Distortion
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Attribute Value
Frequency Range 10 kHz – 400 MHz
Output Power 400 Watts CW minimum
Gain nominally 400 W minimum
Input Power Required 0 dBm (1 mW) for rated output
Harmonic Distortion -10 dBc or better (typically better than -20 dBc)
Input Impedance 50 Ohms
Output Impedance 50 Ohms
Power Supply 220 VAC, Single Phase, 50/60 Hz
Cooling Forced air cooling
Connectors Type N Female (Input and Output)
Amplifier Research 400A400A Options:
  • 400A400A - M1 - Type N female RF input (rear), Type N female RF output (rear); standard enclosure
  • 400A400A - M2 - See separate specification sheet
  • 400A400A - M3 - Type N female RF input (front), Type N female RF output (front); enclosure removed for rack mounting
  • 400A400A - M4 - Type N female RF input (rear), Type N female RF output (rear); enclosure removed for rack mounting
Calibration Form Amplifier Research 400A400A

Repair Form Amplifier Research 400A400A
Maximum file size: 40MB

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Model400A400A

The Amplifier Research 400A400A is a self-contained, air-cooled, broadband solid-state amplifier delivering 400 watts across 10 kHz–400 MHz. Featuring push-pull LDMOS circuitry, it ensures low distortion, high stability, and reliable performance for RF susceptibility, antenna, and plasma testing.

Equipped with a Digital Control Panel and remote interfaces (GPIB, RS-232, Ethernet, USB), the 400A400A offers precise control, gain adjustment, and real-time power monitoring, making it ideal for advanced RF applications.

Testwall can supply the used Amplifier Research 400A400A, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Amplifier Research 400A400A.

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