Amplifier Research 350S1G4A Microwave Amplifier, 0.7 - 4.2 GHz, 350W

Introducing the Amplifier Research 350S1G4A: The Ultimate RF Power Amplifier

The Amplifier Research 350S1G4A is engineered for professionals requiring a portable, self-contained, and air-cooled broadband amplifier that excels in providing immediate bandwidth response, high gain, and exceptional linearity. This solid-state amplifier is conveniently housed in a single equipment rack, making it an ideal choice for both standalone RF testing applications and as a versatile sub-amplifier.

Key Features:

• Power Output: Delivers a minimum of 350 watts of RF power when paired with a sweep generator.
• Gain Control: Features integrated gain control and RF output level protection for enhanced operational safety.
• Touch-Screen Display: Intuitive interface for easy navigation and monitoring.
• Digital Control Panel:
  • Provides both local and remote control capabilities.
  • Features a graphic LCD that displays:
  • Forward and Reflected Power measurements
  • Control status updates
  • Internal amplifier status reports
  • Includes menu-driven soft keys, a rotary control knob, and dedicated switches for POWER, STANDBY, OPERATE, and FAULT/RESET.
  • Extensive control and status reporting functionality are built-in.
• Remote Control Interfaces: All control functions and operational indicators are remotely accessible through multiple formats, including GPIB/IEEE-488, RS-232, fiber optic, USB, and Ethernet.
• User-Friendly Interface: Local/Remote switch on the front panel allows for straightforward control of local or remote operations.
• Optimized for Various Applications: The Amplifier Research 350S1G4A’s low level of spurious signals and maintained linearity make it suitable for:
• Acting as a driver amplifier in the testing of wireless and communication components and subsystems.
• Serving as a test instrument across multiple frequency bands.
• Facilitating communication technologies including CDMA, W-CDMA, TDMA, GSM, etc.
• Conducting EMC Test applications that require undistorted modulation envelopes.
• Upgrade Capability: The system is built with future enhancements in mind.

Technical Specifications:

• Rated Output Power: 350 watts minimum
• Max Input for Rated Output: 1.0 milliwatt
• Power Output @ 3 dB Compression:
  • Nominal: 375 watts
  • Minimum: 320 watts
• Power Output @ 1 dB Compression:
  • Nominal: 325 watts
  • Minimum: 270 watts
• Flatness:
  • Typical: ±2.0 dB
  • Maximum: ±2.5 dB
• Frequency Response: 0.7 – 4.2 GHz instantaneously
• Gain: 55.5 dB minimum at maximum setting
• Gain Adjustment: 15 dB minimum
• Input Impedance: 50 ohms, VSWR 2.0:1 maximum
• Output Impedance: 50 ohms nominal
• Mismatch Tolerance: Able to handle 100% of rated power without foldback; operational without damage or oscillation with any source/load impedance.
• Modulation Capability: Accurately reproduces AM, FM, or pulse modulation from the input signal.
• Harmonic Distortion: Maximum of -20 dBc at 325 watts output.
• Third Order Intercept Point: 65 dBm typical.
• RF Power Display: Digital readout for both forward and reflected power.
• Primary Power Requirements:
  • 120-240VAC
  • 50/60 Hz, single phase
  • 1900 watts
• Connectors:
  • RF:
    • Input: Type N female (front panel)
    • Output: Type 7/16 female (front panel)
  • Safety Interlock: 15 pin female subminiature D (rear panel)
  • Remote Computer Interfaces: IEEE-488 (GPIB) and RS-232 (rear panel)
  • Fiber Optic Remote Interface: ST Conn Tx and Rx RS-232
  • Remote Operating Interface: RJ-11 (rear panel)
  • USB 2.0: Type B
  • Ethernet: RJ-45
• Cooling System: Forced air with self-contained fans.