http://www.elecfree.com/electronic/led-display-for-power-supply-6v-or-15v-by-lm3909/ Wed, 17 Mar 2010 20:08:09 +0000 http://wordpress.org/?v=2.6.5 http://www.elecfree.com/electronic/led-display-for-power-supply-6v-or-15v-by-lm3909/#comment-1357 LED Display 6 volt or 15 Volt Power supply | ???? ??????? ?????????????? Thu, 25 Dec 2008 03:35:32 +0000 http://www.elecfree.com/electronic/?p=3537#comment-1357 [...] ?????????????? LM3909 ????????????? LED Flasher and Oscillator ?????Drive LED ??? Flasher ???-??? ????Frequency 2Hz ????????????????????????????????????????? Battery For battery 6V size Capacitors CT ????? 400uF,Rs ????? 1000ohm ??? RFB ????? 1500ohm ?????? voltage 15V size ?????? CT ??????? 180uF Rs ??????? 3900ohm ??? RFB ??????? 1000ohm ????????????????battery???????????????????????????????????? ??????? [...] [...] ?????????????? LM3909 ????????????? LED Flasher and Oscillator ?????Drive LED ??? Flasher ???-??? ????Frequency 2Hz ????????????????????????????????????????? Battery For battery 6V size Capacitors CT ????? 400uF,Rs ????? 1000ohm ??? RFB ????? 1500ohm ?????? voltage 15V size ?????? CT ??????? 180uF Rs ??????? 3900ohm ??? RFB ??????? 1000ohm ????????????????battery???????????????????????????????????? ??????? [...]

]]> http://www.elecfree.com/electronic/led-display-for-power-supply-6v-or-15v-by-lm3909/#comment-1030 LED Display for power supply 6V or 15V by LM3909 | วงจร โครงงาน อิเล็กทรอนิกส์ Wed, 08 Oct 2008 03:27:29 +0000 http://www.elecfree.com/electronic/?p=3537#comment-1030 [...] This circuit uses the integrated circuit LM3909 perform be LED Flasher and Oscillator. For Drive LED give Flasher on - off with Frequency 2Hz. For formed show of office equipment with Battery For battery 6V size … วงจรแสดงผลแรงดันของแหล่งจ่ายไฟ 6V หรือ 15V ในแบบไฟกะพริบ ด้วยไอซี LM3909 อ่านต่อและดูวงจร [...] [...] This circuit uses the integrated circuit LM3909 perform be LED Flasher and Oscillator. For Drive LED give Flasher on - off with Frequency 2Hz. For formed show of office equipment with Battery For battery 6V size … วงจรแสดงผลแรงดันของแหล่งจ่ายไฟ 6V หรือ 15V ในแบบไฟกะพริบ ด้วยไอซี LM3909 อ่านต่อและดูวงจร [...]

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