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Appendix A: Additional Synchronization Information 71
is then used to clock-reference the ATR.
The result is that both the camera and the
ATR will run at the same speed.
You can think of Pilot Tone as a kind of in-
expensive and readily available “house
sync” for location production. Increas-
ingly, it’s being replaced by time code,
since new-generation film cameras as well
as many portable DAT recorders are time
code-capable.
Please note that Pilot Tone contains no po-
sitional information; it is simply a clock
reference. Most 1/4-inch machines have a
center track for time code or pilot.