EPC EPC9106, Быстрый старт

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QUICK START GUIDE Demonstration System EPC9106
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Figure 2: Proper connection and measurement setup.
Right Channel Output
Master Volume Control
Unbalanced Audio Input
(RCA Phono)
Balanced Audio Input
(XLR)
Left Channel Output
+/–27 V
DC
Power Supply
Use a dual tracking supply
Ground +27 V
DC
-27 V
DC
Figure 3: THD+N vs Power at 1 kHz, ± 27 V, 8 Ω.
Figure 4: Noise floor ref to 168 W (36.6 VRMS), ± 27 V, 8 Ω.
1
0.5
0.2
0.1
0.05
%
0.02
0.01
0.005
0.002
0.001
60m 100m 200m 500m 1 2
W
10 20
dx = 120.3 W
0.02767
0.00306
5.079 125.4
dy = 0.02461 %
dBr A
1m 2m 5m 10m 20m 50m 100m
Vms
Sweep Trace Color Line Style Thick Data Axis Comment
3 1 Green Solid 1 Analyzer THD+N Ampl A Left Pot Unity, Un-Wtd, -104.9dBr
5 1 Yellow Solid 1 Analyzer THD+N Ampl A Left Pot -6dB, Un-Wtd, -106.4dBr
11 1 Magenta Solid 1 Analyzer THD+N Ampl A Left Pot Unity, A-Wtd, -107.8dBrA
13 1 Blue Solid 1 Analyzer THD+N Ampl A Left Pot -6dB, A-Wtd, -109.9dBrA
-60
-65
-70
-75
-80
-85
-90
-95
-100
-105
-110
-115
-120