7 lines (6 with data), 246 Bytes

f042a 0 128 0 12:55:00 10/11/1988
# Start time=12:55
# First beat=12:55:00.742
# <age-range>: 60-64, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.5,  <RR-high-limit(sec)>: 1.132
# Note: reel-to-reel recording, not flutter-compensated