http://www.elecfree.com/electronic/led-flasher-with-scr-and-ujt/ Sun, 21 Mar 2010 07:02:21 +0000 http://wordpress.org/?v=2.6.5 http://www.elecfree.com/electronic/led-flasher-with-scr-and-ujt/#comment-1311 Simple LED Flasher by UJT Transistor | ???? ??????? ?????????????? Thu, 18 Dec 2008 03:23:03 +0000 http://www.elecfree.com/electronic/?p=3442#comment-1311 [...] ??????? ????????????????????? Oscillator Circuit ??? UJT The Q1 ???????????????? pulse ?????? Trigger ??????????? SCR ???????? LED ?????????current ????? 2 mA ???Battery 9V ?????????????Flasher??? 12????? per ?????? SCR ???????????? 6A 50V ????????????? ???????????????????????? ?????? ??????? [...] [...] ??????? ????????????????????? Oscillator Circuit ??? UJT The Q1 ???????????????? pulse ?????? Trigger ??????????? SCR ???????? LED ?????????current ????? 2 mA ???Battery 9V ?????????????Flasher??? 12????? per ?????? SCR ???????????? 6A 50V ????????????? ???????????????????????? ?????? ??????? [...]

]]> http://www.elecfree.com/electronic/led-flasher-with-scr-and-ujt/#comment-1049 LED Flasher with SCR and UJT | วงจร โครงงาน อิเล็กทรอนิกส์ Sat, 11 Oct 2008 03:40:13 +0000 http://www.elecfree.com/electronic/?p=3442#comment-1049 [...] This circuit systematically main work from Oscillator Circuit. It is use UJT. The Q1 will give the period of time of pulse for trigger. The work of SCR for drive LED. วงจรไฟกะพริบ หลอด LED ด้วยSCR และ UJT อ่านต่อและดูวงจร [...] [...] This circuit systematically main work from Oscillator Circuit. It is use UJT. The Q1 will give the period of time of pulse for trigger. The work of SCR for drive LED. วงจรไฟกะพริบ หลอด LED ด้วยSCR และ UJT อ่านต่อและดูวงจร [...]

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