هاااااام شرح تركيب الامبلفير مع الكاسيت و الصب بالصور

i will explain how to install an amplifier
and
subwoofer to ur head unit
sorry for writing in english i am very weak in arabic

first i will explain the type of the amplifer
and
the woofer boxes

second i will explain the installtion with photos

amplifer are divide into 3 classes

Class A amplifiers are the least efficient in terms of power consumption
and have better sound the calss A/B
and they are rare in the car audio system.

Class A/B amplifiers are more efficient than the class A design
and are the most common type.

Class D amplifiers are usually reserved for high power subwoofer amplifiers and
can reach efficiencies in the 80%+ range.

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and there are 2 type of each class

mono

which is used for the subwoofers
and here some photo for the mono amplifier

stereo

which consiste of
2 channel

4 channel

5 channel

6 channel

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the box of the subwoofer it have difrrent types
and i explained each one of them in sparated topic
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free air system

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sealed box

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ported (Vented) box

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bandpass and it is more complex that the other boxes and it is consiste of 3 diffrent types

Single Reflex Bandpass (4th order) Enclosure

Dual Reflex Bandpass (6th order) Enclosure

Series Tuned Dual Reflex Bandpass Enclosure

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now i am going to install headunit,amplifer,woofer,speakers.
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1.remove the negtive car battary terminal to prevent any short cut in the circit

2.connect the power cable to the amplifer and must be from the car battary

3. connect the negtive cable (ground cable) to the car body and keep is short as possiable as u can

4. we conect the remote wire to from the amplifer to the head unit so
when the cassete turn off the amplifer turn of with it

5.we connect the rca cables between the amplifer and the head unit
each rca connect from 2 colors red and white we connect red wih red and white with white

6.since i am installing 4 channel amplifer i will make a bridge to 2 channel
with each other to dilver more power to the woofer

7.connect the bridged channels to woofer

8. the rear speaker into the oanther 2 channels

and buy adding the woofer and the rear speaker it should like that

8.connect if u have front speakers to ur head unit

9.connect the negtive terminal to ur car battary

and this photo to imagin the circuit

i make the red color to the power cable
green color to remote power
and blue color to the rca
and the black color to the ground (negtive)