Cooper Wheelock ST-B4 User manual

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Series ST
6-8 06/06
4”, surface mount
Order Code
ST-B4
White
4116
8”, fl ush mount
ST-C8
White
4114
ST-C8M (metal)
White
8474
8”, fl ush mount
Recessed volume control
ST-C8V
White
4871
ST-C8MV (metal)
White
8475
Series ST Paging Speakers and Horns
Available features and options:
4”, 8”
Flush mount, surface mount
Weatherproof horns
Grilles: Metal, plastic
Color: White, beige
Paging Speakers
Provides clear, audible output for voice
paging, background music and tone
alerting.
Paging Horns
dBA @ 1 meter
Frequency Response
4”
93
200 Hz, 10 KHz
8”
95
80 Hz, 14 KHz
Transformer taps in watts: 1/8, 1/4, 1/2, 1, 2, 4
8” D, 15 Watt
Order Code
ST-H15-B
Beige
5147
10”, 30 Watt
ST-H30
Beige
5148
dBA @ 1 meter
Frequency Response
15 Watt
122
275 Hz, 10 KHz
30 Watt
125
275 Hz, 10 KHz
ST-H30 Wattage Selector Switch Positions
ST-H15-B Wattage Selector Switch Positions
Sound output measured at 1W @ 2KHz for ST-B4,
ST-C8, ST-C8V, ST-C8MV.
1
2
3
4
5
6
7
70V
2.0
3.8
7.5
15.0
30.0
-
-
25V
0.3
0.5
0.9
1.9
3.7
6.9
13.9
100V
4.0
7.7
15.0
30.0
-
-
-
1
2
3
4
5
6
7
70V
1.0
2.0
3.8
7.5
15.0
-
-
25V
-
-
0.48
0.94
1.9
7.5
15.0
100V
2.0
3.8
7.5
15.0
-
-
-
Full rated power for ST-H15-B and ST-H30.
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Series ST-H15-B