Setting Analog Output Levels - Lexicon LEXICON480LV4 Owner's Manual

Lexicon 480L Owner's Manual

Setting Analog Output Levels

The 480L has digital oscillator programs to aid in
setting system output levels.
Set nominal output level to design center of receiving
equipment as follows:
1. Load program 17.5 1kHz -12dB as follows:
Press PROG
Press BANK
Press 1, then press 7
Press PROG
Press 5
If additional headroom is desired, load program 17-4
(1kHz -17dB).
# Bits Dynamic Range
in dB
1 dBFS
2 -6 dB
3 -12 dB
4 -18 dB
5 -24 dB
6 -30 dB
7 -36 dB
8 -42 dB
9 -48 dB
10 -54 dB
11 -60 dB
12 -66 dB
13 -72 dB
14 -84 dB
15 -90 dB
16 -96 dB
17 -102 dB
18 -108 dB
Dynamic Range and Headroom Calibration
2-10
2. A digitally-generated 1kHz should appear at all
outputs (both analog and digital).
Set the analog output level controls for both Main and
Aux Out to register nominal operating level on the
device receiving this signal.
LARC Meters
+12 dB
+6 dB
HEADROOM
0 dB
-6 dB
-12 dB
-18 dB
-24 dB
-18 dB headroom for live recordings - Classical, Jazz
0VU or Design Center
(Nominal Operating Level)
+8 dBv (1.95 volts)
+4 dBv (1.95 volts)
-10 dBv (0.245 volts)
-12 dB headroom for Pop recordings