CONNECTIONS

This connection can have options i.e. You may connect the units using either balanced or unbalanced cables. But, you have to use the same cables per SC-7S2.

ENGLISH

COMPLETE BI-AMP CONNECTION

Enhance connection 2, by having one more control Amp. SC- 7S2, this is a Complete Bi-Amp connection which separates Mid / High (MF/HF) signal and Low (LF) signal from Pre-Amp section.

Complete Bi-Amp connection

 

 

Speaker system

Pre-Amp

Power-Amp

Mid / High

speaker unit

 

 

CD Player

 

 

Pre-Amp

Power-Amp

Low speaker

unit

 

 

In this event, SC-7S2 is using as Monaural Amps. And separate Left/Right channels from the output terminal of CD players. As a result, influences between L channel and R channel Mid / High signal and Low signal will be eliminated.

A maximum of 6 SC-7S2s, can be connected to each other, via remote cables.

BALANCED TERMINAL

qThe balanced output connector uses a XLR connector.

wThe XLR connector is internally wired in either of the following two systems.

1.USA system (Pin 2 = COLD, Pin 3 = HOT)

COLD 2

1 GND

 

3

HOT

 

2. European system (Pin 2 = HOT, Pin 3 = COLD)

2

1 GND

HOT

3

COLD

Caution:

In the event of setting mode switch as <Bi-Amp>, B channel input terminals can’t be used.

eThe MA-9S2 uses the USA system of 1.

When a preamp or main amplifier adopting the European system is connected using a cable with XLR balanced connectors, the reproduced signal may be inverted of phase.

In this case, correct the wiring of the one of the XLR connectors on the extremities of the cable to the USA system by exchanging the connections of pins 2 and 3. This will make it possible to play the signal with the correct phase.

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Marantz MA-9S2 manual Complete BI-AMP Connection, Balanced Terminal

MA-9S2 specifications

The Marantz MA-9S2 is a high-end power amplifier that epitomizes audio excellence, specifically engineered for audiophiles and those seeking unparalleled sound quality. Launched as part of Marantz's prestigious Reference Series, the MA-9S2 represents the pinnacle of the brand's amplification technology, showcasing a sophisticated blend of traditional craftsmanship and innovative design.

One of the standout features of the MA-9S2 is its dual-mono configuration. This design separates each channel's power supply, thereby minimizing crosstalk and enhancing channel separation. As a result, the amplifier delivers an incredibly pure and clear soundstage, allowing listeners to experience their music with unprecedented clarity and detail.

The MA-9S2 is equipped with Marantz's proprietary Current Mode Amplification technology. This technology ensures that the amplifier can handle a wide range of speaker impedances and delivers a stable and dynamic performance, even at high volumes. The amplifier has a continuous output of 200 watts per channel into 8 ohms, which significantly increases to 400 watts into 4 ohms, making it versatile enough to drive an array of speaker types and configurations.

Additionally, the MA-9S2 features a fully discrete output stage, which contributes to its rich and lush sound signature. Each component is meticulously selected to maintain the purity of the audio signal, resulting in low distortion and an expansive frequency response. This design philosophy aligns with Marantz's dedication to creating an authentic music experience.

In terms of build quality, the MA-9S2 is housed in a robust chassis that minimizes resonance and electromagnetic interference. The use of premium materials further enhances its durability and aesthetic appeal, presenting an elegant addition to any audio setup. The amplifier also incorporates advanced cooling technologies, ensuring it operates efficiently without overheating, even during long listening sessions.

Connectivity is another strong point of the MA-9S2. It includes balanced XLR inputs and single-ended RCA inputs, allowing for various hookup options according to user preferences. Its attention to detail also includes high-quality binding posts, ensuring a solid and reliable connection to speakers.

Overall, the Marantz MA-9S2 power amplifier represents a masterclass in audio engineering, merging innovative technology with a dedication to sound purity. For avid music enthusiasts, it stands as a formidable choice in delivering a transcendent listening experience.