Low noise amplifier suited to non-magnetic MRI applications

12th July 2017
Mick Elliott

Availability and full design support capabilities for a new low noise amplifier from WanTcom is announced by Richardson RFPD. The WMA7RC utilises WanTcom's proprietary low noise amplifier technologies, high frequency microelectronics assembly techniques, and long-standing reputation for high-reliability.

The new device offers optimum low noise figure and exceptional wideband performance. With single +10.0V DC operation, the LNA has 1.0Ohm input impedance and unconditional stability. 

It is available in a 0.50in. x 0.40in. x 0.10in. surface mount package and is well suited for non-magnetic MRI applications, as well as other medical, RF measurement and current sensor applications.

Additional key features of the WMA7RC include:

  • 7T frequency: 298 MHz
  • Noise figure: 0.40 dB
  • Max PIN: +30.0 dBm
  • Output IP3: +18.0 dBm
  • Gain: 28.0 dB
  • P1dB: +10.0 dBm

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