7 lines (6 with data), 244 Bytes

f219a 0 128 0 12:20:00 25/11/1987
# Start time=12:20
# First beat=12:35:29.796
# <age-range>: 50-54, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.437,  <RR-high-limit(sec)>: 1
# Note: reel-to-reel recording, not flutter-compensated