Ophir 5028A

The Ophir 5028A is a solid-state broadband RF amplifier delivering 12 W saturated output power across the 0.8–2.0 GHz band. Purpose-built for linear power amplification, it combines high gain with low distortion to support CW, AM, FM, PM, and pulse modulation formats. Class A/AB operation ensures efficiency across demanding test, measurement, and signal conditioning applications requiring predictable amplification with minimal spectral contamination.

– Technical Specifications

Frequency & Power
• Frequency range: 0.8–2.0 GHz
• Saturated output power: 12 W typical
• Power output @ 1 dB compression: 10 W minimum
• Small signal gain: +41 dB minimum
• Gain flatness: ±1.0 dB maximum

Linearity & Distortion
• Third-order intercept point (IP3): +50 dBm typical
• Harmonics: −20 dBc typical at 10 W output
• Spurious signals: >−60 dBc typical at 10 W output
• Input VSWR: 2:1 maximum

Interface & Power
• Input/output impedance: 50 Ω nominal
• Connectors: Type-N
• RF input signal level: +10 dBm maximum
• Signal formats: CW/AM/FM/PM/Pulse
• AC input power: 120 W maximum
• AC input voltage: 100–240 VAC, single phase

– Key Features

• Internal forced-air cooling for sustained operation
• Thermal overload, overcurrent, and overvoltage protection
• Operates 0°C to +50°C in up to 95% non-condensing humidity
• Altitude rating to 10,000 ft above sea level
• 19″ x 3.5″ x 18″ form factor; 26 lb maximum

– Typical Applications

RF power amplification in test environments, signal generation systems, and industrial RF applications requiring linear gain and low distortion across the 0.8–2.0 GHz band.

– Compatibility & Integration

Offered in multiple configurations with front or rear panel connectors and optional control modules. Model suffixes designate connector location and control options (R = Rear, F = Front, E = Control module, T = Ethernet).