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ClassD  stereoforstærker Se fuld størrelse

ClassD stereoforstærker

Lille forstærker med stor lyd.
Output power: 3 w + 3 w (4ohm).
Power supply: 3.6 v - 5.5v.
SNR: 90 dB Efficiency: > 90%.
Size: 24 mm * 15.5 mm
IC: PAM8403 

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26 Varer på lager

DKK 25,00

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Can use the computer USB port 5V power supply
or using a mobile phone charger USB port 5V power supply
battery power can also be used
high efficiency:90%
can provide 3W (left channel) +3 W (right channel) output power in the 4Ω load and 5V power supply conditions
A class, B class amplifier such efficiency is only about 30%
D class amplifier is highly respected today
D class amplifier efficiency is extremely high, not because of temperature affect the sound quality
but do not add heat sink and take less space
noise canceling circuit was built in the amplifier board
power on / off without pop noise
module has a short-circuit current protection and over-temperature protection

LCD TVs, monitors,
Portable Speakers
Portable DVD players, game consoles
Phone / speakerphone


Operating voltage: 2.5V-5.5V
Speaker With:4-8ohms  recommended:4 ohms
Speaker Power :2-8W
Size:21 x 18 x 3.4mm(L x W x H)
Color:As the pics show
Net weight:1g