Should You Record Separate Sound?
Short answer: yes. Shooting separate (or dual-system) sound is generally a good idea, especially if you're shooting film-style and can afford the extra crew and equipment.
You'll end up with two recordings of the same take—a primary (on DAT) and a backup (on Mini DV). Besides providing protection against data loss, having two versions of the soundtrack is a very good idea for technical reasons.
When to Use Dual-System Sound
Like meticulous lighting, dual-system audio is a film-style technique, and the only reason not to do it is that it involves additional time and expense—luxuries you may not have on a news-style shoot.
Low-Quality In-Camera Audio Circuits
Even though consumer and professional DV recording formats ...
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