Quam 8C10PAX/TBLUB, 8C5PAX/TBLUB 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 wa to each speaker
if the amplifier was connected for 25 volt. Each speaker would be supplied
with 2.5 was if the amplifier was connected for 70.7 volt.
TRANSFORMERS
TBLU
WIRING DIAGRAM
BLACK : Common
BROWN : 5W/25V Only
RED : 2.5W/25V Only
ORANGE : 1.25W/25V Only
VIOLET : 0.31W/70V Only
GRAY : 0.63W/70V Only
BLUE : 1.25W/70V Only
WHITE : 0.31W/25V or 2.5W 70V
GREEN : 0.63W/25V or 5W/70V
BLACK : Common
BROWN : 5W/25V Only
RED : 2.5W/25V Only
ORANGE : 1.25W/25V Only
VIOLET : 0.31W/70V Only
GRAY : 0.63W/70V Only
X
X
COLOR
Black
Brown
Red
Orange
Violet
Gray
Blue
White
Green
25V
Common
5W
2.5W
1.25W
Not Used
Not Used
Not Used
0.31W
0.63W
70.7V
Common
Not Used
Not Used
Not Used
0.31W
0.63W
1.25W
2.5W
5W
X
*NOTE: Unused transformer taps must be insulated from each other
and ground.
Transformer color codes shown are for Quam model TBLU.
BLUE : 1.25W/70V Only
WHITE : 0.31W/25V or 2.5W 70V
X
GREEN : 0.63W/25V or 5W/70V
Common 25 Volt
Recommended construcon sequences, installaon instrucons,
and A&E Specificaons are available in various formats in the
QUAM Architects’ and Engineers’ Resources secon on the web at:
© 2013 Quam-Nichols Company reserves the right to make changes and/or
improvements to its products at any me and without noce.
www.QuamSpeakers.com
70.7 Volt
If system is 25 Volt: Connect to power amplifier 25 Volt output terminal
If system is 70.7 Volt: Connect to power amplifier 70.7 Volt output terminal
QUAM-NICHOLS COMPANY, INC.
LU
IBEW
1031
234 East Marquee Rd.
Chicago, IL. 60637
Tel: 1-800-NEED-NOW (800-633-3669)
Fax: 1-888-NEED-NOW (888-633-3669)
e-mail: NeedNow@QNC.com
www.QuamSpeakers.com
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