Portable amplifier 10W for cellphone, etc
this is my first instructable.
PORTABLE AMPLIFIER 10W USING 9V 1100mAH BATERRY
, so please rate it :)

mine work great

Step 1: The materials

Portable amplifier 10W for cellphone, etc
Portable amplifier 10W for cellphone, etc
Portable amplifier 10W for cellphone, etc
R1 : 6 Ohm
R2 : 220 Ohm
R4 : 10 KOhm pontesiometer
C1 : 2200 uF / 25V
C2 : 470 uF / 16V
C3 : 470 uF / 16V
C4 : 100 nF
IC1 : TDA 2003
Heatsink for TDA 2003
Female jack: 2
male jack :1
9v 1100mAH battery
case
PCB
swicth

Step 2: Step 1

Portable amplifier 10W for cellphone, etc
Portable amplifier 10W for cellphone, etc
Portable amplifier 10W for cellphone, etc
drill the case, and plug the male jack, female jack, swicth, potentiometer

Step 3: Step 2

Portable amplifier 10W for cellphone, etc
Portable amplifier 10W for cellphone, etc
Portable amplifier 10W for cellphone, etc
Portable amplifier 10W for cellphone, etc
Portable amplifier 10W for cellphone, etc
connect the components, and then solder them.
make sure them are correctly

Step 4: Step 3

Portable amplifier 10W for cellphone, etc
put the circuit at the case, and connect the male jack, female jack, swicth, potentiometer

Step 5: Finally

Portable amplifier 10W for cellphone, etc
Portable amplifier 10W for cellphone, etc
test it using 9v battery,
connect input jack to your phone, iPod, iPhone, cell phone, etc
connect output jack to headphone or speaker
rotate the potentiometer

mine work
i hope your own amplifier is work too

umm, sorry my english language, i'm indonesian
 
 

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