7 lines (6 with data), 246 Bytes

f105a 0 128 0 13:48:00 18/01/1988
# Start time=13:48
# First beat=14:11:03.867
# <age-range>: 65-69, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.867,  <RR-high-limit(sec)>: 1.5
# Note: reel-to-reel recording, not flutter-compensated