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| electronic kits engineering We-048 Colorful LED LightThu, 08 Jan 2009 22:35:10 -0800 by mmokgcgBrown, red, orange, yellow, green, blue and purple, flashing seven colors can improve students interests in study of electronics technology and help them comprehend the fast development in the science field. #This circuit uses one NPN transistor, two PNP transistors, resistors and capacitors to form a three phases multivibrator. When the circuit is operating, NPN transistor is off while PNP transistors are on and. R1, R3, R5 and C1, C2, C3 determine speed of cycling. This circuit uses three colors LED. When G or R conducts, LED shows green or red color. When G and R conduct at the same time, LED shows orange color. Therefore, LED lights up as a sequence that is red, green, orange. This circuit operates at 6V. It requires four 1.5V batteries. Related: educational toys electronic kits science activity children technology computer mechanics robots diy present soldering |
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| lanai Condo C2Thu, 08 Jan 2009 17:06:57 -0800 by rscottstoneThis BYU Men's Condo is located just a couple blocks south of campus at the corner of 900 East and 700 North in Provo. It has 4 private bedrooms and 2 baths that split the sink vanity from the shower for maximum use for singles! This condo has a large living room with a balcony as well as an open kitchen! The Lanai also has both men and women in the complex for a great social scene! 4 covered parking stalls, so cars are never an issue! See why Lanai is one of the nicest student condominiums! Keystone Real Estate Utah 801-373-2444 Related: lanai condominium c2 |
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| C2 Education's David Kim's call for an Education Bill of RightsThu, 08 Jan 2009 15:19:44 -0800 by C2educateCEO, David Kim, of C2 Education is interviewed here by 3-time Emmy Award Winning journalist, Toria Tolley. Here he is providing his thoughts on how the Obama administration can fix the US's broken education system.David Kim started C2 Education as a private tutoring program out of his Harvard dorm room. Today, C2 Education has grown to include 110 centers across the country-and that's only the beginning. C2 provides customized reading, writing, math, and SAT preparation programs for students in grades K-12. C2 improves grades by a full letter grade or more and SAT scores by over 350 points! Related: c2 education david kim tutoring bill of rights thomas jefferson sat prep |
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