Radio-Frequency Amplifier

With radio-frequency and power electronics technology we contribute to customers' high performance and efficiency improvement needs.

Key Features

  • The lineup of the frequency band (12.77 MHz~21.29 MHz) and rated output level (1 kW ~ 5 kW)
    corresponding to each magnetic field (0.3 T~ 0.5 T).
  • High linearity and a low noise
  • UL and IEC standard


Operation Frequency (*1)12.77MHz14.90MHz17.00MHz21.29MHz
Frequency Range< +/-200kHz
Peak Output Power4ch1.25kW x 4 (Total 5kW)
2ch2.5kW x 2 (Total 5kW)
RF Input0dBm x1
VSWR4.0:1 or less
Gain61dB(4ch)/ 64dB(2ch)/ 67dB(1ch)
Average Power250W
Max Gate On Time60msec
Max Gate On Duty50% maximum for low output power
15% maximum @ Rated output power
Gain Linearity±1.0dB or less(50Ω)
Phase Linearity(between ch1 and ch2)0 ± 5 degrees
Droop (Pulse Wide = 3.5msec)
Harmonics-30 dBc or less (50Ω)
Output Noise Power <Blanked>
(Center Frequency +/-200kHz)
-160dBm/Hz or less
InterfaceRS422 conforming
TTL(Gate Signal)
Main Voltagesingle phase AC 220V ±10%

(*1) Operation Frequency will be customized by MRI maker's request.

For product details, contact the sales manager

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