Amplifier Research 1000A250 RF Amplifier
The Amplifier Research 1000A250 is a state-of-the-art, self-contained RF amplifier optimized for applications demanding wide instantaneous bandwidth and high gain. Featuring a fully solid-state design and advanced push-pull MOSFET circuitry, this amplifier minimizes distortion and enhances stability, delivering reliable performance in diverse scenarios.
Key Features:
- Digital Control Panel (DCP): Offers local and remote control capabilities with a 3¾-inch graphic display, menu-assigned softkeys, dedicated function switches (POWER, STANDBY, OPERATE, FAULT/RESET), and a single rotary knob for fluid operation.
- Comprehensive Monitoring: Display indicates Forward Power, Reflected Power, and internal amplifier status, ensuring real-time operational insight.
- Gain Control: Continuous range gain adjustment for flexible performance with an integrated automatic level control (ALC) for improved signal integrity.
- Pulse Input Capability: Designed for versatility in modulation modes, capable of reproducing AM, FM, or Pulse modulation.
- Remote Access: Control and monitor all functions via GPIB/IEEE-488, RS-232, or fiber optic connections, ensuring seamless integration into existing systems.
- High Efficiency: Equipped with universal input switching power supplies that provide DC to all internal components, ensuring optimal power management.
Specifications:
- Rated Output Power: 1200 watts (100 kHz – 100 MHz), 1200 – 700 watts (100 MHz – 250 MHz, derating slope of 3.33 watts/MHz)
- Input for Rated Output: 1.0 milliwatt maximum
- Power Output at 1 dB Compression: 900 watts (100 kHz – 100 MHz), 900-400 watts (100 MHz – 250 MHz)
- Frequency Response: 100 kHz - 250 MHz instantaneously
- Gain (Max Setting): 61 dB minimum
- Flatness: ±3.5 dB maximum; ±0.8 dB with internal leveling
- Input/Output Impedance: 50 ohms, VSWR 1.5:1 maximum (input), 2.5:1 maximum (output)
- Mismatch Tolerance: 100% rated power without foldback up to 6.0:1 mismatch (600 watts reflected power from 100 kHz to 100 MHz; limited to 250 watts from 100 MHz to 250 MHz)
- Modulation Capability: Accurately reproduces AM, FM, or Pulse modulation from input signals
- Harmonic Distortion: -20 dBc maximum at 750 watts
- Third Order Intercept Point: 68 dBm typical
- Size (W x H x D): 56.1 x 109.2 x 88.9 cm (22.1 x 43.0 x 35.0 in)
Applications:
The 1000A250 RF Amplifier is ideal for a variety of applications including RF susceptibility testing, antenna and component testing, wattmeter calibration, particle accelerators, plasma generation, and as a driver for higher power amplifiers. Its robust build and high efficiency make it a go-to choice for professionals in the field.
