7 lines (6 with data), 247 Bytes

e118a 0 128 0 8:00:00 10/12/1988
# Start time=08:00
# First beat=08:20:30.421
# <age-range>: 65-69, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.625,  <RR-high-limit(sec)>: 1.296
# Note: reel-to-reel recording, not flutter-compensated