7 lines (6 with data), 248 Bytes

f069a 0 128 0 14:03:00 20/06/1997
# Start time=14:03
# First beat=14:24:00.460
# <age-range>: 40-44, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.578,  <RR-high-limit(sec)>: 1.234
# Note: reel-to-reel recording, not flutter-compensated