7 lines (6 with data), 248 Bytes

e034a 0 128 0 10:30:00 12/10/1987
# Start time=10:30
# First beat=10:52:43.476
# <age-range>: 70-74, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.609,  <RR-high-limit(sec)>: 1.109
# Note: reel-to-reel recording, not flutter-compensated