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Message: <blockquote data-quote="Dakshina Hettiarachchi" data-source="post: 23351399" data-attributes="member: 469194"><p><span style="font-size: 18px"><span style="color: SlateGray"><span style="color: Blue">Machan.. Preamp eken orignal signal eke karanne gain eka poddak wadi karala dena eka.. e kiyanne without preamp api kelina audio signal ekak power amp eka ekata dunnoth, audio signal eka hariyata amplifer wenne na.. may be signal distortion wenna puluwan.</span></span></span></p><p><span style="font-size: 18px"><span style="color: SlateGray"><span style="color: Blue"></span></span></span></p><p><span style="font-size: 18px"><span style="color: SlateGray"><span style="color: Blue">Ex. Mic ekata wenama volume control ekak enwa main volume control ekata additional. Eka awilla kind of pre amplifier. Pre-amp eka anthuwa mic ekaking ena signal ekak kohethma ba Power amp ekata amplifer karanna.</span></span></span></p><p><span style="font-size: 18px"><span style="color: SlateGray"><span style="color: Blue"></span></span></span></p><p><span style="font-size: 18px"><span style="color: SlateGray"><span style="color: Blue">Class gana kiyanwa nam Signal power karana effeciency eka gana kiwwoth</span></span></span></p><p><span style="font-size: 18px"><span style="color: SlateGray"><span style="color: Blue"></span></span></span></p><p><span style="font-size: 18px"><span style="color: SlateGray"><span style="color: Blue">Class A - 25% anith tika waste wenwa.</span></span></span></p><p><span style="font-size: 18px"><span style="color: SlateGray"><span style="color: Blue">Class AB -50% (godak use une meka issara)</span></span></span></p><p><span style="font-size: 18px"><span style="color: SlateGray"><span style="color: Blue">Class C - 75% (wadi effeciency ekak tibbath Audio signal amplification walata ganne na.. Meka Use karanne RF signal amplification wlata.</span></span></span></p><p><span style="font-size: 18px"><span style="color: SlateGray"><span style="color: Blue">Class D - Almost 100% (aluth ena Hi-Fi wala enne this kind of power amp. This is classs working with digital power amp.)</span></span></span></p></blockquote><p></p>

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