Appendices; Via Bravo Mri Specifications; Output Characteristics; Measurement Specifications - AEA VIA Bravo MRI Operating Manual

9 Appendices

9.1 VIA Bravo MRI Specifications

9.1.1 Output Characteristics

9.1.1.1 Frequency Range
From 100 KHz to 70MHz
9.1.1.2 Sweep Width
Min: Less than +/- 1.0% of center frequency
Max: 25.6MHz or 32 MHz (for 80 or 100 point graphs)
9.1.1.3 Tuning Resolution
Less than 0.02% of center frequency
9.1.1.4 Output level
-15 dBm typical for 50MHz or less. <-15dBm for higher frequencies
9.1.1.5 RF Connector
BNC type receptacle.
9.1.1.6 Output Impedance
50 ohms nominal. VSWR typically better than 1.3:1. Operates with non
50 ohm systems.
9.1.1.7 Output Distortion
Harmonic distortion <30dB for 25MHz or less, <15 db for 70MHz or less.
9.1.1.8 Phase Noise
Better than -75dBC @ 10KHz offset for 25 MHz or less. Better than -
65dBC @ 10KHz offset for higher frequencies.

9.1.2 Measurement Specifications

9.1.2.1 Impedance Range
10 to 2000 ohms
9.1.2.2 Impedance Formats
Resistance, Reactance, Total Z, Z angle, SWR, Return loss, S11 vector
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