puzzle tree
01:22:15
category
01:19:07
high level representation
01:18:44
termination
01:18:24
baseband amplifier
01:17:58
audible
01:17:30
synchronous modem
01:16:36
direct method of measurement
01:14:59
invoke, to
01:14:25
zigzag antenna
01:11:35
initials
01:10:52
collaborative computing