VHF POWER AMPLIFIER 216.8MHz
VHF POWER AMPLIFIER 216.8MHz
• Built-in directional coupler for forward/reflected power measurement
• Programmable overcurrent protection
• RMS load/current voltage and VSWR measurement for reactive loads
• Base plate dim: 130×60 mm
• Typical application: particle accelerators @216.8 MHz
• Device: NXP MRF1K50N (plastic package)
• Frequency range: 180-220 MHz
• DC Power supply: 20-54 V
• Input/Output impedance: 50 Ω
• Class: class AB (0.1-1 A, according to linearity requirements)
• Test Signal: Pulsed CW (100 ms, 10% duty cycle)
• Output Power ≥ 1500 W @216.8 MHz, 50V drain bias
• Efficiency ≥ 73% @ 1dB gain compression
• Power Gain ≥ 21 dB @1dB compression
• Load mismatch ruggedness: 65:1 Load VSWR, all phase angles Base
