One or more stages of the local oscillator chain.

Input Format:

A set of one or more of:

• if - The local-oscillator IF-monitor output.
• sweep - The sawtooth used to acquire phase-lock.
• gunn - The gunn-diode.
• quad - A 90 degree phase-shift.
• all - All of the above stages.

Context:

The lo command requires an LoStage argument.