Interfacing a DAT recorder with a mixer, a piece of outboard gear or a cassette deck isn’t always quite as easy as it should be. In the analog-only daze, it was simply a question of "plus4," "minus10" and 0VU. This month, a gain structure modification for the Panasonic SV-3700 (post D-to-A converter) will help you understand — and manipulate — the "nominal" operating level. But first, a word from our sponsor… ...