The WMA9RA integrates WanTcom proprietary low noise amplifier technologies, high frequency micro electronic assembly techniques, and high reliability designs to realize optimum low noise figure, wideband, and high performances together. With single +10.0V DC operation, the ampliflier has 1.5 Ohm input impedance and unconditional stable condition. The amplifier has 0.60" x 0.40" x 0.10" surfance mount package (PCB subassembly). This product is optimized for 9.4T MRI applications -- and it has a 1.5Ω input impedance. Other applications include RF Measurement, Current Sensing, and other Medical devices.