Tannoy B225 사용자 설명서

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1. Introduction 
Thank you for purchasing Tannoy B225. 
The Tannoy B225 is a 15” direct radiating bass loudspeaker system. For installations 
that require extended bass response from an ultra-compact cabinet, with flying and 
wall-bracket mount capabilities, the B225 makes the ideal companion to Tannoys' i/T 
series of sound reinforcement loudspeakers. 
The B225 uses a high efficiency 15” driver, combining powerful, natural bass 
performance with compact dimensions. M10 flying points located around the cabinet 
mean the B225 can be quickly and easily installed using the EBS10 Eye Bolt Set. 
Capable of delivering high sound pressure levels with extremely low distortion, the 
B225 adds extra low frequencies with traditional Tannoy reliability. 
2. Unpacking 
Every Tannoy B225 product is carefully inspected before packing. After unpacking 
your loudspeakers, please inspect for any exterior physical damage, and save the 
carton and any relevant packaging materials in case the loudspeaker again requires 
packing and shipping. In the event that damage has been sustained in transit notify 
your dealer immediately.  
3. Connectors/Cabling 
The B225 is fitted with two 4-pole Speakon™ connectors. Speakon™ has the 
following advantages over EP and XLR type connectors: All terminations are 
solderless, this makes life easier at the time of installation or when field servicing is 
required. Contacts will accept 6 sq. mm wire with an outside diameter of up to 15 mm 
and a current rating of 30 Amps.  
The pins of the two Speakon™ sockets, marked input/output on the rear of the input 
panel, are paralleled within the enclosure.  
Tannoy have adopted the following wiring standard for B225:- 
SPEAKON™ 
CONNECTOR 
SIGNAL 
Pin 1+ 
Positive 
Pin 1- 
Negative 
 
Should you encounter any problems obtaining Speakon™ connectors, please contact 
Neutrik or its distributors on the following numbers:- 
UK: 
N
EUTRIK 
M
ARKETING
01983 811 441 
USA: 
N
EUTRIK 
USA I
NC
.: 
+1 732 901 9488 
For a worldwide list of distributors, please contact Neutrik directly on:- 
N
EUTRIK 
AG: 
 
 
+423 237 2424 
or visit their website at: http://www.neutrik.com/ 
Cable choice consists mainly of selecting the correct cross sectional area in relation to 
the cable length and the load impedance. A small cross sectional area would increase 
the cables series resistance, inducing power loss and response variations (damping 
factor). 
Connectors should be wired with a minimum of 2.5 sq. mm (12 gauge) cable. This will 
be perfectly satisfactory under normal conditions. In the case of very long cable runs 
the wire size should exceed this, refer to the following table for guidance:-