http://www.elecfree.com/electronic/power-amp-ocl-120w-by-lm747mj802/ Sat, 20 Mar 2010 18:01:30 +0000 http://wordpress.org/?v=2.6.5 http://www.elecfree.com/electronic/power-amp-ocl-120w-by-lm747mj802/#comment-1272 Sound amplifier 120 Watt using LM747,2N3053,2N4037,MJ802 | ???? ??????? ?????????????? Sun, 14 Dec 2008 00:10:59 +0000 http://www.elecfree.com/electronic/power-amp-ocl-120w-by-lm747mj802/#comment-1272 [...] ?????????? Main Sound Amplifier OCL 120Watt ????????????????????????? LM747 ??? Transistor 2N3053,2N4037 ??? MJ802 ????????????????? ???????????????????????? ????????????????? Main Amplifier ?????????????????????????????? ????????????? ????? Pre Tone Control ??? ?????????????????????????????? ???????? ???????? power Supply Source ???????????? ??????????Voltage +40V GND -40V ????Current???????? 3A ????????????????? ??????? ???? VR2K ????????? Current Idle ????????? 30mA ???? ???????????? ????????? ???????? ??????? ???????????????????????????? ???????? IC LM747 ???Transistor ??????? ??????? ??????? ????????? sound Amplifier ????????? ??????? [...] [...] ?????????? Main Sound Amplifier OCL 120Watt ????????????????????????? LM747 ??? Transistor 2N3053,2N4037 ??? MJ802 ????????????????? ???????????????????????? ????????????????? Main Amplifier ?????????????????????????????? ????????????? ????? Pre Tone Control ??? ?????????????????????????????? ???????? ???????? power Supply Source ???????????? ??????????Voltage +40V GND -40V ????Current???????? 3A ????????????????? ??????? ???? VR2K ????????? Current Idle ????????? 30mA ???? ???????????? ????????? ???????? ??????? ???????????????????????????? ???????? IC LM747 ???Transistor ??????? ??????? ??????? ????????? sound Amplifier ????????? ??????? [...]

]]> http://www.elecfree.com/electronic/power-amp-ocl-120w-by-lm747mj802/#comment-895 power amp ocl 120W by LM747,MJ802 | วงจร โครงงาน อิเล็กทรอนิกส์ Wed, 10 Sep 2008 04:02:15 +0000 http://www.elecfree.com/electronic/power-amp-ocl-120w-by-lm747mj802/#comment-895 [...] This be Main Power Amplifier OCL Circuit 120Watt by use pillar equipment is the integrated circuit LM747 and Transistor MJ802,2N3053,2N4037. This interesting many circuits good bass and Treble keen. … วงจรขยายเสียงขนาด 120วัตต์ แบบ OCL Class AB อ่านต่อ [...] [...] This be Main Power Amplifier OCL Circuit 120Watt by use pillar equipment is the integrated circuit LM747 and Transistor MJ802,2N3053,2N4037. This interesting many circuits good bass and Treble keen. … วงจรขยายเสียงขนาด 120วัตต์ แบบ OCL Class AB อ่านต่อ [...]

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