Amplifier Research 75A400 Amplifier
Rent Amplifier Research 75A400 Amplifier (Call for availability):
The Amplifier Research 75A400 is a state-of-the-art, portable, self-contained, air-cooled, broadband solid-state amplifier specifically designed for laboratory applications where high gain, instantaneous bandwidth, and moderate power output are critical. Its cutting-edge push-pull MOSFET circuitry enhances stability while significantly lowering distortion, enabling the unit to operate across any load impedance without risking damage.
Key Features & Benefits
- Powerful Output: The 75A400 delivers a minimum of 75 watts of swept RF output power when paired with an RF sweep generator, making it ideal for rigorous testing scenarios.
- User-Friendly Controls: Equipped with a front panel RF Gain Control, operators can effortlessly adjust the output level to meet specific requirements.
- Versatile Applications: This amplifier is tailored for varied applications including RF susceptibility testing, antenna and component testing, Watt-meter calibration, and as a driver for higher power amplifiers.
- Robust Protection: The unit features an advanced cooling system that protects its RF amplifier stages from overheating by disabling the DC voltage if an over-temperature condition occurs, ensuring longevity and reliability.
- Digital Status Indicators: A front panel digital display provides real-time operation status and alerts for any fault conditions, making troubleshooting intuitive.
- Local and Remote Control: The digital control system allows seamless local and remote management of the amplifier, enhancing operational flexibility.
- IEEE-488 & RS-232 Communication: Integrated with an 8-bit RISC microprocessor controller, the 75A400 supports full duplex communication for all amplifier functions, ensuring robust connectivity and control.
Specifications
- Rated Power Output: 75 watts minimum
- Input for Rated Output: 1.0 milliwatt maximum
- Power Output @ 3dB Compression:
- Power Output @ 1dB Compression:
- Flatness: ± 1.5 dB maximum
- Frequency Response: 10 kHz - 400 MHz instantaneously
- Gain (at maximum setting): 49 dB minimum
- Gain Adjustment (continuous range): 18 dB minimum
- Input Impedance: 50 ohms, VSWR 1.5:1 maximum
- Output Impedance: 50 ohms, VSWR 2.0:1 maximum
- Mismatch Tolerance: Operates at 100% of rated power without foldback; handles any magnitude and phase of source and load impedance without damage.
- Modulation Capability: Accurately reproduces AM, FM, or pulse modulation from the input signal.
- Noise Figure (above 1.0 MHz): 6 dB typical
- Harmonic Distortion: -20 dBc maximum at 50 watts
- Third Order Intercept Point: 57 dBm typical
- Primary Power: 90-135/180-270 VAC, 47 to 63 Hz, single phase, 400 watts maximum
The Amplifier Research 75A400 is a robust and reliable solution for high-demand laboratory environments, merging advanced technology with user-centric design to ensure precision and control across a variety of applications.
