7 lines (6 with data), 248 Bytes

f222a 0 128 0 11:05:00 12/12/1987
# Start time=11:05
# First beat=11:46:19.914
# <age-range>: 65-69, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.765,  <RR-high-limit(sec)>: 1.265
# Note: reel-to-reel recording, not flutter-compensated