240 Appendix A Command Reference
AVCS
Analog Video Color subcarrier Selection
Class Format parameter setting - Analog video signal
Description Sets the color subcarrier type used for the television outputs on generator models that
have television outputs available. The AVCS? query returns the current setting of AVCS.
Command syntax AVCS type
type
0 = No subcarrier
1 = NTSC-M, 3.579545 MHz (American)
2 = NTSC-44, 4.43361875 MHz (conversion format without phase alternation)
3 = PAL, 4.43361875 MHz (with phase alternation)
4 = PAL-Nc, 3.58205625 MHz (Argentina)
Query syntax AVCS?
Query response type
Other required
commands
The FMTU command instructs the generator to use the new setting. The ALLU command
updates hardware to the new setting and redraws the test image.
Example
AVCS 1 // Select standard American NTSC encoding
FMTU // Update hardware to current buffer contents
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