TRANSFORMERS
TBLU
WIRING DIAGRAM
GENERAL DESCRIPTION
Quam model TBLU is a universal transformer for use with either 25 or 70.7 volt lines. The example shown would supply .312 of a watt to each speaker if the amplifier was connected for 25 volt. Each speaker would be supplied with 2.5 watts if the amplifier was connected for 70.7 volt.
BLACK : Common |
X |
COLOR |
25V |
70.7V |
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BROWN : 5W/25V Only |
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Black |
Common |
Common |
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RED : 2.5W/25V Only |
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ORANGE : 1.25W/25V Only |
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Brown |
5W |
Not Used |
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VIOLET : 0.31W/70V Only |
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Red |
2.5W |
Not Used |
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GRAY : 0.63W/70V Only |
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Orange |
1.25W |
Not Used |
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BLUE : 1.25W/70V Only |
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Violet |
Not Used |
0.31W |
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WHITE : 0.31W/25V or 2.5W 70V |
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Gray |
Not Used |
0.63W |
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X |
Not Used |
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GREEN : 0.63W/25V or 5W/70V |
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Blue |
1.25W |
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White |
0.31W |
2.5W |
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BLACK : Common |
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Green |
0.63W |
5W |
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X |
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BROWN : 5W/25V Only |
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*NOTE: Unused transformer taps must be insulated from each other |
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RED : 2.5W/25V Only |
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and ground. |
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ORANGE : 1.25W/25V Only |
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Transformer color codes shown are for Quam model TBLU. |
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VIOLET : 0.31W/70V Only |
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GRAY : 0.63W/70V Only |
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BLUE : 1.25W/70V Only |
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WHITE : 0.31W/25V or 2.5W 70V |
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X |
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GREEN : 0.63W/25V or 5W/70V |
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If system is 25 Volt: Connect to power amplifier 25 Volt output terminal |
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If system is 70.7 Volt: Connect to power amplifier 70.7 Volt output terminal |
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Common |
25 Volt |
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70.7 Volt |
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Recommended construction sequences, installation instructions, |
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QUAM-NICHOLS COMPANY, INC. |
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and A&E Specifications are available in various formats in the |
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LU |
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234 East Marquette Rd. |
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Chicago, IL. 60637 |
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QUAM Architects’ and Engineers’ Resources section on the web at: |
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IBEW |
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Tel: 1-800-NEED-NOW (800-633-3669) |
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www.QuamSpeakers.com |
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1031 |
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Fax: 1-888-NEED-NOW (888-633-3669) |
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© 2013 Quam-Nichols Company reserves the right to make changes and/or |
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e-mail: NeedNow@QNC.com |
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improvements to its products at any time and without notice. |
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www.QuamSpeakers.com |
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