Amplifier Research 400A400 RF Amplifier
The Amplifier Research 400A400 is a high-performance RF amplifier meticulously engineered for applications demanding immediate bandwidth and elevated gain. Utilizing push-pull LDMOS circuitry, this solid-state amplifier minimizes distortion while enhancing stability, making it an ideal solution for various demanding environments.
Key Features:
- Power Output: A robust output of 400 watts across 10 kHz to 250 MHz, reducing to 350-350 watts in the 250 MHz to 400 MHz range.
- Broadband Response: Instantaneous frequency response from 10 kHz to 400 MHz ensures versatility in application.
- Digital Control Panel: Equipped with a 3.75-inch diagonal graphic display, menu-assigned softkeys, a rotary knob, and dedicated switches for comprehensive control and real-time monitoring of Forward and Reflected Power.
- Remote Control Capability: Supports GPIB/IEEE-488, RS-232, and USB formats for seamless remote management.
- Gain Control: Continuous gain adjustment allowing a minimum of 20 dB, with maximum gain setting reaching 56 dB.
Specifications:
- Rated Output Power: 400 watts (10 kHz-250 MHz), 400-350 watts (250 MHz-400 MHz)
- Input for Rated Output: 1.0 milliwatt maximum
- Power Output @ 3 dB Compression: 350 watts (10 kHz-250 MHz), 350-300 watts (250 MHz-400 MHz)
- Flatness: ± 3.5 dB maximum
- Input/Output Impedance: 50 ohms, with a VSWR of 1.5:1 maximum
- Mismatched Tolerance: Operates at full power (100%) up to a 6.0:1 mismatch
- Cooling: Self-contained forced air cooling system ensures optimal thermal management.
- Dimensions: 50.3 x 41.9 x 56.9 cm (19.8 x 16.5 x 22.0 in)
- Weight: 45.8 kg (101 lbs)
- Power Supply: Universal input (180-264 VAC, 47-63 Hz) with power factor correction.
Connector and Interface Details:
- RF Input/Output: Model-specific configurations available
- Forward Sample: BNC female (front panel)
- Reverse Sample: BNC female (front panel)
- Remote Control Interfaces: IEEE-488, RS-232, USB located at the back panel
- Safety Interlock: 15 pin female Type D on rear panel
Performance Metrics:
- Harmonic Distortion: -20 dBc maximum at 250 watts
- Typical Third Order Intercept Point: 65 dBm
- RF Power Display: 0-750 watts full scale
- Modulation Capability: Supports AM, FM, or pulse modulation input signals
With its sleek design and extensive features, the Amplifier Research 400A400 is poised to deliver unparalleled performance across various applications, including RF susceptibility testing, antenna and component testing, power meter calibration, and much more.
