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The Filmmaker’s Guide to Final Cut Pro Workfl ow<br />
Figure 3.1 The classic analog Nagra recorder. First used in the early 1950s, this recorder is still<br />
preferred by some mixers and fi lmmakers.<br />
for some time by locking everything to its internal clock, there are micro differences between clocks.<br />
And in postproduction it is necessary to maintain sync through the entire program. So, in postproduction<br />
it is best practice to lock all playback and record devices to a common “house” clock. In this<br />
way, even if there are micro errors in the clock rate that cause the playback to run too fast or slow,<br />
all video and audio devices will change speed together in sync.<br />
Time code is also often used, as a database, as a sync reference, and to fi nd sync in the fi rst place.<br />
If you know what audio time code corresponds to what video time code, you can use this information<br />
to quickly pull the two elements into sync. Time code can also be compared to the “house” sync<br />
reference to ensure that the playback speed is 100 percent in sync. And time code can be used to<br />
make a database containing the location of each take on the original recording media as well as its<br />
usage in the fi nal edit. This database can be used to make an audio edit decision list or “audio EDL,”<br />
which can be used to recapture any production audio if the workfl ow requires it. While EDL workfl<br />
ows are quickly becoming a thing of the past, some facilities still prefer that workfl ow.<br />
Many digital recorders do not record time code yet can still be used for sync sound recording. In this<br />
case, sync is held only through playback accuracy; as long as the playback sample rate matches the<br />
recording sample rate, the playback will stay in sync for several minutes.<br />
Digital recorders record to many different media. Some record to Digital Audio Tape (DAT), other<br />
digital recorders record to fl ash memory, or even directly to drive. Flash memory chips can be<br />
removed and used as the recording media; however, it is much more common to download the audio<br />
fi les to a removable drive or burn them to a CD, either in the recorder if it is equipped with a CD<br />
burner, or on a laptop computer.<br />
So, planning your initial audio workfl ow will require several choices. First, the production sound<br />
may be delivered on one-quarter-inch tape, DAT, CD, portable drive, or even fl ash memory. In some<br />
cases, you will transfer this audio to another format before syncing. If you are shooting fi lm, you<br />
can sync in telecine or sync later in Final Cut Pro before editing. And you may need to “pull down.”<br />
Let’s take a closer look at these options.<br />
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