Vandersteen Audio 2Ce Signature II Operation Manual

Congratulations on your purchase of the Vandersteen Model 2Ce Signa­ture II. With proper care your new speaker system will provide many years of trouble free, high quality musical enjoyment.
We recommend that you read this entire manual prior to connecting or us­ing your Model 2Ce Signature Loudspeakers.
Vandersteen Audio
The Vandersteen Audio Model 2Ce Signature II is a floor­standing, dynamic loudspeaker de­veloped and refined by twenty years of advanced research into loud­speaker design. The engineering, construction and materials of the Model 2Ce Signature II far exceed conventional industry standards and have resulted in a level of musical performance unmatched by larger and more costly designs.
The Model 2Ce Signature II is a worthy addition to any high quality music system. The innova­tive first order crossover supports bi­wiring or vertical bi-amplification. Superb dynamic and transient re­sponse guarantees superior perform­ance from records, tapes, CDs and video sources. Custom engineered drivers, built exclusively for Vander­steen Audio, are mounted in special baffles designed to maximize each drivers accuracy and musicality. An aesthetically pleasing appearance, incorporating an acoustically trans­parent grille and an audibly vented top, allows the Model 2Ce Signature II to compliment the décor of your home.
The Vandersteen Audio Model 2Ce Signature II is designed and built in the United States of America.
MODEL 2Ce
SIGNATURE II
LOUDSPEAKER
OPERATIONS
MANUAL
CONNECTIONS 2
OVERVIEW 2 MONO-WIRE 2 ENHANCED MONO
BI-
WIRE 3
VERTICAL BI
BI-WIRE THEORY 4
BI-AMP
THEORY 4
SPEAKER SETUP
SPEAKER PLACEMENT 5
ODD DIMENSIONS 5 THIRD DIMENSIONS 7 ACOUSTIC CENTER 7
TOE-IN 7 ACOUSTIC TREATMENTS 7
L
ISTENING HEIGHT 8
-W
IRE 3
-
AMP 3
5
CONTENTS
CONTOUR CONTROLS 8 SET-UP HINTS 9
ASSOCIATED EQUIP.
AMPLIFIER REQUIREMENTS 9 COMPONETS 9
CABLES 9
SPEAKER CARE
MAINTENANCE 10
S
ERVICE
PACKING INSTRUCTIONS 10
SPEAKER INFO.
REFERENCE INFORMATION 11 2Ce SIGNATURE SPECIFICATIONS 11
WARRANTY
9
10
10
11
12
1
CONNECTIONS
As part of the upgrades an improvements that elevate the performance of the 2Ce Signature II above the Model 2Ce, the banana jack inputs are replaced with a four terminal bar­rier strip. This requires different cable terminations and con­nection methods than those detailed in the 2Ce manual. Please follow the appropriate instructions below when connecting your 2Ce Signature II Loudspeakers.
With all the connection methods, the input screws should be snug, but should not b e over
TRUE BI-WIRE CONNECTIONS
True bi-wiring is recommended for all systems using a single stereo amplifier or two mono amplifiers. Four identi­cal runs of equal length cable are required. (Two per speaker).
1. Crimp and solder spade lugs to the speaker ends of the
cables being used to connect the 2Ce Signatures II.
2. Choose one of the cables as high-frequency cable. Con-
nect this cable to the two terminals on the right carefully observing proper polarity.
3. Connect the remaining cable to the two left terminals
carefully observing proper polarity.
4. Connect both cables in proper polarity to the same set of
outputs on your amplifier. If possible, use only one spade lug to connect both cables to each terminal on the amplifier as shown in the amplifier connection.
With all the connection methods, bare wires should never come into contact with the alumi­num plate while the amplifier in on. Amplifier damage could result.
Carefully verify cable pol arity at both speaker and amplifier before using the bi-wire or verti­cal bi-amp connection methods.
True
Bi - Wire
INTERNAL BI-WIRE CONNECTIONS
If your domestic situation dictates the use of a single ca­ble per speaker, you should use a multiple-conductor single­sheath cable to internally bi-wire the speakers. Some of these cables use different types of wire for the upper and lower ranges of the speaker and may affect the blend be­tween the woofer and midrange drivers. They should only be used after you audition them in your system and verify that they do not affect the woofer to midrange blending and that you like their sonic characteristics.
1. Crimp and solder spade lugs to the speaker ends of the
cable from the amplifier.
2. Connect one positive and one negative wire to the high-
frequency terminals on the right carefully observing proper polarity.
3. Connect the remaining positive and negative wires to
the low-frequency terminals on the left carefully observ­ing proper polarity.
4. Connect the wires in proper polarity to the same set of
outputs on your amplifier. If possible, use only one spade lug to connect both positive wires and one spade lug to connect both negative wires to the amplifier as shown in the diagram.
Amplifier
Terminal
Internal
Bi - Wire
Amplifier
Terminal
2
ENHANCED MONO-WIRE CONNECTION
Mono-wiring should only be used with the 2Ce Signature II as a temporary connection method. The speakers should be bi-wired as soon as possible.
1. Cut two sections of insulated wire about 2½ inches long to make two jumper wires. Crimp and solder spade lugs to all four ends of the two jumper wires.
2. Connect one end of a jumper wire under the high - frequency negative terminal screw and one end of the other jumper wire under the high-frequency positive terminal screw.
3. Crimp and solder spade lugs to the speaker ends of the cable from the amplifier.
4. Connect the negative side of the speaker cable and the jumpper cable from the high-frequency negative terminal screw under the low-frequency negative terminal screw.
5. Connect the posite side of the speaker cable and the jumper cable from the high-frequency positive terminal screw under the low-frequency positive terminal screw.
6. Connect the speaker cables to your amplifier. Verify proper polarity.
The performance of the Model 2Ce Signature is compromised by a mono-wire connection. For optimum performance you should bi-wire the speakers.
MONO-WIRE
VERTICAL BI - AMP CONNECTIONS
Caution: Some solid state amplifiers are not stable driv­ing a capacitive load. Listen for high frequency oscillation (brightness) and higher amplifier operating temperature.
We only recommend bi-amplification when every com­ponent in the system is the best available and there is no other path to improving the system, otherwise, you are bet­ter off investing in the best single amplifier within your budget rather than dividing your budget between two less expensive, inferior sounding amplifiers.
Vertical Bi-amplification uses a stereo amplifier to drive each speaker. Four identical runs of equal length speaker cables are required (Two per speaker).
1. Connect two cables to each speaker as described in
steps 1-3 of the true bi-wire section on the previous page.
2. Designate one stereo amplifier as the left channel am-
plifier and the other identical stereo amplifier as the right channel amplifier.
3. Connect the preamp’s left channel output to both inputs
of the left amplifier using two sets of preamplifier out­puts and two cables or one cable and a high quality sin­gle female to dual male “Y” connector. Use the same method to connect the preamplifier's right channel out­put to both inputs of the right amplifier.
4. Connect the low-frequency cable from the left speaker
to one channel of the left amplifier. Connect the high­frequency cable from the left speaker to the other chan­nel of the same amplifier. Verify proper polarity.
5. Repeat step 4 for the right speaker and the right ampli-
fier.
VERTICAL
BI - A MP
Amplifier
Left Channel
Outputs
Amplifier
Terminal
Right Channel
Outputs
3
WE RECOMEND
A. All speaker cables in bi-wired or bi-amped systems
should be the same type and length. While certain dif­ferent cables may work well together, identical cables on both inputs insures perfect blending.
B. If your amplifier has “A” and “B” outputs, use the “A”
outputs for both cables in bi-wired systems. The two sets of outputs may not be electrically identical.
BI-WIRING THEORY AND PRACTICE
The effects of bi-wiring are not subtle. The improve­ments are large enough that a bi-wire set of moderately priced cable will usually sound better than a single run of far more expensive cable. All the cables in a bi-wire set must be the same. There is often great temptation to use a wire known for good bass response on the woofer inputs and a different wire known for good treble response on the midrange/tweeter inputs. This will cause the different sonic characteristics of the two wires in the middle frequencies to interfere with the proper blending of the woofer and midrange driver through the 600Hz crossover point. The consistency of the sound will be severely affected as the different sounding woofer and mid­range drivers conflict with each other in the frequency range where our ears are most sensitive to sonic anomalies. The disappointing result is a vague image, a lack of transparency through the midrange and lower treble and loss of detail and clarity. Some of the benefits of bi-wiring seem to come from the physical separation of the high current bass and low current
C. If your amplifier has multiple impedance taps, try the 4
ohm and 8 ohm taps to see which sounds better. (They will sound different). The 2Ce Signature II is an easy load so there is no danger of damaging your amplifier or the speakers by using either set of taps. In bi-wired and bi-amped systems, both cables must be connected to the same rated taps on the amplifier.
midrange/tweeter wires. Cables that combine the wires in one sheath do not offer the full advantages of bi-wiring. The cables should all be the same length. This is not due to the time that the signal takes to travel through a cable, but rather that two different lengths of the same cable will sound different. If the cables connecting one speaker are a differ­ent length than the cables connecting the other speaker, the resulting difference in sound between the two speakers will compromise the imaging and coherence of the system. If different lengths of cable are used for the bass and midrange/ tweeter inputs of the speakers, the effects will be similar to those experienced when using two different cables as de­scribed above. Since short runs of speaker cable sound better than long runs, consider placing your electronics between the speakers rather than off to one side. If for convenience or aesthetic considerations, the electronics must be located a consider­able distance from the speakers, it is usually preferable to place the amplifier between the speakers and use long inter­connect cables and short speaker wire.
BI-AMPLIFICATION THEORY AND PRACTICE
When you vertically bi-amplify with two identical amplifi­ers, almost every aspect of the Model 2Ce Signature II ’s performance is enhanced compared to bi-wiring with just one of the amplifiers. In most cases however, bi-wiring with a single, twice-as-expensive, better sounding amplifier will offer greater performance improvements for the same investment.
With the separate inputs for the midrange/tweeter and woofer on the 2Ce Signature II’s, you may be tempted to bi­amplify the speakers using a powerful amplifier or an ampli­fier known for superb bass performance on the woofer input and a smaller amplifier or an amplifier renowned for middle and high frequency performance on the midrange/tweeter input. But rather than improving the sound of your system with the addition of a second amplifier, you will have taken a significant step backwards in coherence, accuracy and mu­sical realism. The reasons for this sonic penalty are simple. One of the strongest aspects of the Model 2Ce Signature’s performance is the seamless transition between the drivers. Whether the music is in a range being reproduced by the woofer, by the midrange, or equally by both drivers, there is no audible change to the characteristics of the instruments or voices.
But, when the midrange driver is being driven by a different amplifier than the woofer, (and in these cases by amplifiers not chosen for the similarity in their sounds, but rather for the difference in their sounds), the blending between the drivers is compromised and the sonic consistency of the speaker is inhibited. Even if the levels of the two amplifiers are matched for one volume level, the amplifiers will still exhibit different dynamic characteristics, different imaging characteristics, different degrees of detail and instrument texture and differ­ent tonal balances. With the crossover between the woofer and midrange occurring in a range where the ear is very sen­sitive to any sonic changes, these differences will create con­siderable sonic confusion through the important midrange. The only way to properly bi-amplify the Model 2Ce Sig­nature II is passively with two identical amplifiers in a verti­cal configuration. (one stereo amplifier per channel) An electronic crossover cannot be used since the crossover in the Model 2Ce Signature II is not bypassed. The result would be two crossovers in series creating severe phase shift. The use of two different amplifiers or an electronic crossover will negatively affect the sound of the speakers and reduce their overall performance level.
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