Kenwood KAC-746 instruction manual Controls, Filter switch, Operation switch

Page 4

Controls

This is a 4 channel amplifier including 2 stereo amplifiers in a body. One amplifier is referred to as amplifier A and the other is amplifier B. This unit is compatible with a large variety of systems by combining the switches and functions described in the following.

15

FUSE(30A)

POWER IN

 

 

BRIDGED

 

SPEAKER LEVEL INPUT

 

 

 

LEFT

RIGHT

 

GND

SPEAKER OUTPUT

LEFT

RIGHT

 

 

A

 

BRIDGED

A

 

 

 

 

 

 

 

SPEAKER LEVEL INPUT

 

 

 

 

BATT

P.CON(REMOTE)

A

 

 

 

 

 

 

 

 

 

 

 

A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B

 

B

 

 

 

 

 

 

 

 

B

B

 

 

 

 

 

 

 

 

 

L

R

 

 

 

 

 

 

 

 

L

R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

234

 

 

 

 

 

6

 

 

7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

!

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

@

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GND

 

A LINE IN B

A + B

LINE OUT

 

 

 

 

 

 

 

 

 

 

 

 

INPUT

 

MONO

 

 

 

INPUT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

80

100

 

 

SENSITIVITY(V)

 

 

L

 

 

L

SENSITIVITY(V)

 

 

 

80

 

 

 

 

 

 

0.5

0.3

 

 

 

 

 

 

0.5

0.3

 

 

 

150 100

 

 

100

150

 

 

 

 

 

 

 

 

 

 

100

 

 

80

 

 

FILTER

OPERATION

 

 

 

 

 

 

 

 

 

OPERATION

FILTER

80

 

 

 

 

 

 

150

OFF

 

1.0

 

 

 

 

 

 

1.0

 

 

 

OFF

 

 

150

4 CHANNEL

 

 

HPF LPF

 

 

 

 

 

R

 

 

 

 

 

HPF LPF

 

 

 

POWER AMPLIFIER

50 LPF 200

 

 

MIN

MAX

 

 

 

 

MIN

MAX

 

 

50 LPF 200

 

 

50

HPF 200

 

 

 

 

 

 

 

 

 

R

 

 

 

 

50

HPF 200

 

 

FREQUENCY(Hz)

 

STEREO MONO(Lch)

A

B

 

A

 

 

 

STEREO

MONO(Lch)

FREQUENCY(Hz)

 

 

 

 

 

 

L + R

 

 

 

 

 

 

L + R

 

 

 

 

 

 

 

 

 

CONTROL A

 

INPUT SELECTOR

 

 

 

 

 

CONTROL

B

 

 

 

 

 

 

 

Amplifier A

 

# $ % ^

 

Amplifier B

 

 

 

1Fuse (30 A)

2Battery terminal

3Ground terminal

4Power control (REMOTE) terminal

5Amplifier A speaker output terminals

6Amplifier B speaker output terminals

7Speaker level input terminals

8FREQUENCY control

When the FILTER switch is set to the HPF (High-Pass Filter) or LPF (Low-Pass Filter) position, the threshold frequency can be adjusted with this control.

9FILTER switch

High-pass or low-pass filtering can be applied to the speaker output according to the setting of this switch.

0OPERATION switch

The amplification methods of the signals input to amplifiers A and B can be selected independently according to the setting of this switch.

4

Image 4
Contents KAC-746 Accessories Safety precautionsPart name External Number View Items Installation Installation procedure2CAUTION Operation switch Filter switchControls @ RCA cable ground lead terminal # Input Selector switch Protection functionInput Sensitivity control Protection function activates in the following situationsConnection RCA cable connectionSpeaker level input connection Center UnitPower and Speakers cable connection Power terminalBridged 2WARNINGSystem examples Troubleshooting guide SpecificationsSpecifications subject to change without notice Audio Section

KAC-746 specifications

The Kenwood KAC-746 is a powerful and versatile 4-channel car amplifier designed for those who are serious about enhancing their in-car audio experience. With its sleek design and robust performance, this amplifier is an ideal choice for car audio enthusiasts looking to elevate their sound system.

One of the standout features of the Kenwood KAC-746 is its impressive power output. It boasts a maximum power rating of 760 watts, delivering an RMS power of 70 watts per channel at 4 ohms. This ensures that your speakers receive enough power to produce clear and dynamic sound, making your favorite music come alive.

The KAC-746 incorporates advanced technologies for enhanced audio performance. It utilizes a Class AB amplifier architecture, which provides great efficiency while delivering high-quality sound. This class of amplification is known for its ability to produce low distortion levels, ensuring that audio remains faithful to the original recording. This results in a well-balanced audio output with robust bass and crisp highs.

Another significant characteristic of the Kenwood KAC-746 is its extensive compatibility with various audio systems. It features both low-level (RCA) and high-level (speaker wire) inputs, making it easy to connect to any car audio system, regardless of whether it has a built-in amplifier or not. Additionally, the speaker-level inputs allow for seamless integration with factory radio systems, making it an excellent upgrade choice for any vehicle.

The amplifier also features built-in high-pass and low-pass filters, allowing users to customize the audio output to suit their preferences. These filters can enhance sound quality by minimizing distortion caused by unwanted frequencies. This level of customization ensures that the KAC-746 can produce the kind of audio that users desire, whether they prefer booming bass or crystal-clear treble.

Durability is another aspect where the KAC-746 shines. It's designed with a heavy-duty aluminum chassis, which not only contributes to its sleek appearance but also aids in heat dissipation, ensuring reliability even under heavy use.

In conclusion, the Kenwood KAC-746 is an exceptional choice for car audio enthusiasts looking to upgrade their sound system. With its powerful output, advanced Class AB amplification, extensive compatibility, customizable filters, and durable design, it delivers performance that can satisfy even the most demanding audio preferences.