The MSM Series from MicroWave Technology is a range of pre-amplifiers that operate at 1.5T (64 MHz), 3T (123-128 MHz), and 7T (298 MHz) frequencies. This amplifier series has been developed for MRI coils with a large number of channels. They have a low noise figure of 0.45 dB, a gain of 28 dB and an IP3 of 20 dBm. The pre-amplifiers have an excellent input power protection of 30 dBm. The amplifiers require a DC supply of 10±0.5V while drawing 15 mA of DC current. They are housed in a miniature package that measures 0.43 inch x 0.36 inches.