Keysight N9914B-309 – DC Bias Variable Voltage Source Option for N9914B
Option 309 is the DC bias variable voltage source option for the Field Fox analyzer.
This option is used to provide DC power to amplifiers under test, and bias tower mounted amplifiers (TMA) when you need to sweep through the TMA to reach the antenna. Bias tees are available separately.
The N9910X Option 713 bias-tee power cable SMB (f) to BNC (m) is a recommended accessory for this option.