Nominal Attenuation Settings - Crown CTs 1200 Operation Manual

5 Advanced Features
and Options

5.3.1 Nominal Attenuation Settings

The signal level for each input can be attenuated repeatably by
adjusting the 21-step Level Control (see Section 4.3). Figure 5.5
shows the attenuation in dB for each detent. The setting of the
input-sensitivity switch varies the actual attenation as shown.
page 20
Attenuation in dB
Detent 26 dB Tolerance (dB)
0 (full CCW) OFF
1 48.0
2 36.0
3 24.0
4 21.0
5 18.0
6 15.0
7 13.5
8 12.0
9 10.5
10 9.0
11 8.0
12 7.0
13 6.0
14 5.0
15 4.0
16 3.0
17 2.0
18 1.0
19 0.5
20 (full CW) 0.0
Figure 5.1 Level-control Attenuation per Detent for CTs 2-Channel Amplifi ers
4/8 ohm or 70/100V
— OFF
±6 54.0
±6 42.0
±3 30.0
±3 26.0
±3 24.0
±3 22.0
±3 20.0
±1.5 18.0
±1.5 16.0
±1.5 14.5
±1.5 13.0
±1.5 11.0
±1 9.5
±1 8.0
±1 6.5
±1 5.0
±1 3.5
±1 1.5
+1 –5 0.5
— 0.0
CTs Power Amplifi ers
Operation Manual