Mode family
FAX SSTV modes
This family page groups modes by shared timing style and operating role.1 rows are implemented by SSTV Signal Desk; reference rows document public analog SSTV history and compatibility.
| Mode | Family | Status | Duration | Frame | VIS | Color | Sequence | Notes |
|---|---|---|---|---|---|---|---|---|
| FAX480 | FAX | Supported in app | 138.62912 s original frame; 133.632 s line payload | 512 x 480 image (+20 phasing lines) | Original Dayton framing has no VIS; the later catalog profile uses VIS 85 (0x55) | BW | Y | FAX family analog SSTV operation and compatibility reference. |
| SP-17 | FAX | Reference only | 17 s | 128 x 256 | VIS 125 | BW | Y | SP-17 is a 17 s black-and-white analog image mode row, useful as a compact monochrome comparison point. |