7 lines (6 with data), 247 Bytes

e141a 0 128 0 8:15:00 27/11/1987
# Start time=08:15
# First beat=08:15:00.945
# <age-range>: 55-59, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.796,  <RR-high-limit(sec)>: 1.351
# Note: reel-to-reel recording, not flutter-compensated