- 515: interframe interval = 1/51.75 s avg=1/31.24 stddev=1/53.14
- 503: interframe interval = 1/25.07 s avg=1/31.34 stddev=1/52.26
+ 550: interframe interval = 1/50.72 s avg=1/31.10 stddev=1/41.38
+ 550: interframe interval = 1/49.55 s avg=1/31.30 stddev=1/42.67