When developing equipment or during {HEAD ~ production} of {TAIL ~ equipment}, especially digital or analog video and audio transmitters and receivers, it would be useful to test the equipment, or at least parts of the equipment, using actual signals such as sample audio or video signals that jitter 
of
When developing equipment or during { HEAD ~ production } of { TAIL ~ equipment } , especially digital or analog video and audio transmitters and receivers , it would be useful to test the equipment , or at least parts of the equipment , using actual signals such as sample audio or video signals that jitter
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH