7 lines (6 with data), 248 Bytes

f028a 0 128 0 10:19:00 12/10/1988
# Start time=10:19
# First beat=10:25:21.109
# <age-range>: 75-79, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.703,  <RR-high-limit(sec)>: 1.546
# Note: reel-to-reel recording, not flutter-compensated