7 lines (6 with data), 252 Bytes

f140a 0 128 0 14:07:00 04/07/1988
# Start time=14:07
# First beat=14:11:26.632
# <age-range>: 45-49, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.484,  <RR-high-limit(sec)>: 0.953
# Note: recording with a timing signal, flutter-compensated