7 lines (6 with data), 248 Bytes

e156a 0 128 0 15:00:00 18/11/1988
# Start time=15:00
# First beat=16:27:08.898
# <age-range>: 60-64, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.476,  <RR-high-limit(sec)>: 0.835
# Note: reel-to-reel recording, not flutter-compensated