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!!!! 1 2 2 3 3 4 4 511 6 12 12 13 14 15 1620 16 17 18 19 20 20 21 THE UMBRELLA RADIO (A Radio Made from Everyday Items) Necessary Materials 22 Summary of Making the Umbrella Radio 22 23 2425 24 24 25 25 2627 www.kasaradio.com
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104 C1815 Y - 2 - www.kasaradio.com
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1N60 1N34, 1K188, 1S188, ED60, 1K60 VSF0.3, KV0.3, UL1007AWG22 0.12mm12-4 - www.kasaradio.com
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1000kHz ( - 6 - www.kasaradio.com
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i v i i 130 km - 13 - www.kasaradio.com
Di C CEP L Di VC R CEP L A E - 14 - www.kasaradio.com
300300mm0.51m AC 100pF A 12m E 8m 140H 260pF 700800pF 1500kHz - 15 - www.kasaradio.com A, L VC Di R CEP 150pF 14H 50 A E 6.4m
3 1 4 2 5 1N60 I [ ma] C R C C CR C [ V] V t [s] www.kasaradio.com - 16 -
2 [ T ] = [ Wb m ] E [ V m] B [ T] B E = cb c = 2. 998 10 B [ T] 8 m s [ ] V 1 2 S [ m ] SB [ Wb] Φ = NSB = NSE c v = dφ dt [ Wb] [ V] V = jω Φ = j ωns E [ V] c ω = 2πf [ rad s] 2 V Z = R + jωl Ω 6 V [ V] 4 C [ F] ω = ω0 ( = 2πf 0 ) I = V [ A] = jω j ω NS c 0 0Φ = E = jlee l 0 l ω NS 2πNS 2πNS e = = = c c f λ λ = c e 0 [ V] [ m] R [ Ω] L [ H] 3 ω L = 1 0 [ Ω] ω0c L [H] R [] R V V C = = jqv [ V] j ω 0CR Q V [V] C [F] Vc =jqv [V] Q 1 0 = = ω L = 1 L ω CR R R C f 0 [Hz] E [V/m] f 0 [ m] [ ] 5 L 0 Q = 1 = ω L R C R ω 1 0 = 2πf 0 = [ rad s] LC 7 VC = jqv = Ql e E [ V] C c - 17 - www.kasaradio.com 0
1 CPU Pentium4,200-18 - www.kasaradio.com C1815 Y 102 110mm90mm 110mm90mm 1 1
V 137mm95mm 2004.7.30 2006.5.27 104 103 102 1 1 UM3 A - 19 - www.kasaradio.com
UM3 A 137mm95mm 2004.7.30 2006.8.8 104 101-20 - www.kasaradio.com
1N60-21 - www.kasaradio.com
THE UMBRELLA RADIO (A Radio Made from Everyday Items) Necessary Materials Paper or Board Clip Germanium Diode (1N60) Vinyl Umbrella Polyethylene Bag 6cm25cm Scotch Tape Aluminum Foil 25cm25cm Insulated Electrical Wire 25m 0.18mm12 strands Ceramic Earpiece Summary of Making the Umbrella Radio Wind the insulated electrical wire around the outside of the umbrella 1 Wrap the polyethylene bag around the inside shaft of the umbrella 2 Wrap the aluminum foil around the polyethylene 3 6 Completed Catch 4 Connect the wires from each section 5 Secure the wires with the board clip and umbrella catch - 22 - www.kasaradio.com
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http://www.kasaradio.com/ksrd09/tnct/index.html 20002002 2004 2007 2012 2005 70mm90mm C1815 Y, 0.18mm, 12, 0.12mm, 12, 0.12mm, 7, 0.12mm, 12, 0.12mm, 7, 0.08mm, 32 112 [] 5.85 [] 120 110 [] 9.05 [] 76 111 [] 10.1 [] 70 151 [] 6.95 [] 137 143[] 8.8 [] 102 178 [] 4.77 [] 234 594[kHz] 693[kHz] 954[kHz] 1,134[kHz] 1,242[kHz] 1,422[kHz] 300[kW] 500[kW] 100[kW] 100[kW] 100[kW] 50[kW] 1,000[kHz] 0.12mm12-24 - www.kasaradio.com
p.17 11.375 N S NS 3.74[]2 693[kHz]691.83[kHz] 129.1[H]3.77[] Q =149 691.83[kHz]le l e = 2πNS λ 0.0542[m] 2 33.10.05421.79[mV] Q 1.79149267[mV] [mv] 30%2670.3 80[mV] Q [mv] 2012 2013 URLhttp://www.kasaradio.com/ - 25 - www.kasaradio.com
TOKYO TOKYO @nifty Z http://portal.nifty.com/special04/07/19/ 7/19!!DASH!! http://www.kasaradio.com/ksrd09/tnct/100yenshop/melodycard/index.htm (http://www.schoolpress.co.jp) http://www.nagoyatv.com/rappa/bangumi/070612/index.html ISBN978-4-05-202954-7 869 ISSN1345-8825 ISBN978-4-416-10811-6-26 - www.kasaradio.com
ISBN978-4- 87981-284-1 ISBN978-4-05-605465-1 KODOMO - 27 - www.kasaradio.com
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