| Parameter Name | 
Units | 
Type | 
Default | 
Description | 
| L | 
  | 
double | 
0.0 | 
length | 
| VOLT | 
  | 
double | 
0.0 | 
nominal voltage | 
| PHASE | 
  | 
double | 
0.0 | 
nominal phase | 
| FREQ | 
  | 
double | 
500000000 | 
nominal frequency | 
| Q | 
  | 
double | 
0.0 | 
cavity Q | 
| PHASE_REFERENCE | 
  | 
long | 
0 | 
phase reference number (to link with other time-dependent elements) | 
| AMMAG | 
  | 
double | 
0.0 | 
magnitude of amplitude modulation | 
| AMPHASE | 
  | 
double | 
0.0 | 
phase of amplitude modulation | 
| AMFREQ | 
  | 
double | 
0.0 | 
frequency of amplitude modulation | 
| PMMAG | 
  | 
double | 
0.0 | 
magnitude of phase modulation | 
| PMPHASE | 
  | 
double | 
0.0 | 
phase of phase modulation | 
| PMFREQ | 
  | 
double | 
0.0 | 
frequency of phase modulation | 
| FIDUCIAL | 
  | 
STRING | 
NULL | 
mode for determining fiducial arrival time (light, tmean, first, pmaximum) |