Pre-amplifiers for MRI Applications

- MwT has been providing preamplifiers for medical applications including coil, antenna amplifiers, and MRI systems for over 15 years.
- Preamplifiers ranging from 43GHz to 298GHz and custom special above this range are available.
- Preamplifiers in GE, Philips, and Seimens standard.
- 50 Ohm preamplifiers available.
- DC Options include both DC Feed through RF Output or DC Feed Separate.

pre-amplifiers

• 1.5T, 3T or 7T
• Low Noise Figure
• High Linearity
• Low Input Impedance
• Very Low Magnetism
• Low Power Consumption
• Miniature Size: 0.43”X0.36”X0.12”

• Input impedance: 2 Ohm typical
• Input phase: 180±5º
• Max input protected power: 30dBm
• Gain: 28 dB
• DC Voltage: 10±0.5V
• Output return loss: -15dB
• NF: 0.45dB(0.55dBMax.)
• IP3: 20dBm
• DC current: 15 mA typical

• 43MHz to 127MHz
• Low Noise Figure
• High Linearity
• Low Input Impedance
• Very Low Magnetism
• Low Power Consumption
• Miniature Size:0.74”X0.60”X0.29”

• Input impedance: 2 Ohm typical
• Input phase: 180±5º
• Max input protected power: 30dBm
• Gain: 25-30 dB
• DC Voltage: 10±0.5V
• Output return loss: -15dB
• NF: 0.4dB (0.5dB Max.)
• IP3: 20dBm
• DC current: 15 mA typical

• 43MHz to 298MHz
• Low Noise Figure
• Very Low Magnetism
• 1.5 to 50 Ohm Input Impedance
• Very Low Power Consumption
• High Linearity
• Miniature Size:1.240”X0.600X0.335”

• Input impedance: 2 Ohm typical (50 Ohm Available)
• Input phase: 180±5º
• Max input protected power: 30dBm
• Gain: 25-30 dB
• DC Voltage: 10±0.5V
• Output return loss: -15dB
• NF: 0.4dB (0.5dB Max.)
• IP3: 20dBm
• DC current: 15 mA typical

• 123MHz or 127MHz
• Low Noise Figure
• High Linearity
• Low Input Impedance
• Low Magnetism
• Low Power Consumption
• Miniature Size: 0.74”X0.50”X0.29”

• Input impedance: 2 Ohm typical
• Input phase: 180±5º
• Max input protected power: 30dBm
• Gain: 27 dB
• DC Voltage: 10±0.5V
• Output return loss: -15dB
• NF: 0.4dB(0.5dBMax.)
• IP3: 20dBm
• DC current: 12 mA typical

• 43MHz or 298MHz
• Low Noise Figure
• Very Low Magnetism
• 1.5 to 50 Ohm Input Impedance
• Low Power Consumption
• High Linearity
• Miniature Size: 1.400”X1.150”X0.350”

• Input impedance: 2 Ohm typical (50 Ohm Available)
• Input phase: 180±5º
• Max input protected power: 30dBm
• Gain: 25-30 dB
• DC Voltage: 10±0.5V
• Output return loss: -15dB
• NF: 0.4dB (0.5dBMax.)
• IP3: 20dBm
• DC current: 20mA typical (30mA Max)