Stereophonic audio amplifier Kit with two (2) HA1388 18 watts per channel. Supply voltage 8 to 18 volts DC. Drives 4-8 ohm load.
Designed by magnetosphere.net in United States of America
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What is it? UN-assembled Kit of the Stereo audio amplifier with two HA1388 power ICs with volume control slide pot. This power IC provides an output power of 18 watts at 13.2 volts to 4 ohm load with…
Read More…UN-assembled Kit of the Stereo audio amplifier with two HA1388 power ICs with volume control slide pot.
This power IC provides an output power of 18 watts at 13.2 volts to 4 ohm load with 10 percent distortion and can be used without output capacitors because of the excellent ASO protection circuit. Thermal shutdown circuit included.
Note: power supply / batteries not included. Speakers not included
The circuit is designed for car audio applications. Not shown are the power supply or filtering which are, in practice, required for operation from AC line.
This kit is freehand layout and requires soldering. In the future a specialty PCB will be designed for this kit.
2x HA1388 ICs
2x Heat Sink & mounting hardware
6x 100uF ≥6.3V cap
2x 47uF ≥6.3V cap
2x 4.7uF ≥6.3V cap (audio input isolation)
4x 100uF ≥10V cap
4x ≈0.1uF ≥25V cap
4x 2200uF ≥16V cap
1x Breadboard PCB
4x DC power & speaker Hookup Cables
2x Ferrite noise suppressors
2x Capacitor mounting brackets & hardware
2x Volume Slide Pot
1x Hookup wires
1x PCB terminal strip
1x 3.5mm audio input jack
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