SYNTH

SYNTH is a 3 element array of frequency settings for the three 2-16 GHz synthesizers for the VLBA. This is the LO for the first mix. After this mix (or 2 mixes for 1.3cm and 7mm), the signal must be in the 500-1000 MHz IF band.

• Argument: 3 frequencies in GHz.
• Options: N*500 +- 100 MHz and between 2 and 16 GHz.
• Default: 0 - should be specified.
• Usage: Defaults to previous station.
• Example: SYNTH=15.9,4.1,15.9