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Author Topic: How to read Resistor Bands (para sa beginners)  (Read 4408 times)
Dandy
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« Reply #20 on: February 18, 2010, 07:34:56 PM »

kapag SMT packaging, ang resistor ay nakasulat na lang na  103 for 10K o kaya 104 for 100K.
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« Reply #20 on: February 18, 2010, 07:34:56 PM »

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Kiks
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« Reply #21 on: April 08, 2010, 07:24:33 AM »

Another version
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Maverick_ph
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« Reply #22 on: April 13, 2010, 12:02:45 PM »

Refreshing our memory thanks for the inputs
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bravokilo
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« Reply #23 on: June 02, 2010, 04:18:36 PM »

Bad boys rape our young girls but virgins go wild!!!!

Yung sa tolerance, tama yung explanation. kaya yung naghahanap ng 1 %, pipili lang lang doon sa mga 5 % alin ang close to what you need. Sa mga tester, 1% ata...just use and accurate digital meter.

BK
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« Reply #24 on: July 10, 2010, 06:53:05 AM »

"Kailangan pa bang imemorize yan?"

I'm a real noob here I don't even know why we user resistor or what resistance is needed 1k, 10k, ...
May libro ba na pwedeng download?
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meeyaw
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« Reply #25 on: December 10, 2010, 10:26:06 PM »

^
hindi lang tagasayang ng energy ang resistors kaya karamihan sa mga electronic circuits ay hindi mawawala ang resistors. These are some of the reason why we use resistors:

1. For bias - some circuits like yung mga simpleng transistors need resistors to bias them to operating regions of the transistor. In layman's term, sila ang nagseset ng point kung saan ang transistor ay gagana as an amplifier. Pag wala nito, maaring hindi maganda ang amplification (maki-clip ang signal, meaning nadistort na ang signal)

2.For bleeders - mahalaga ito lalo na sa mga power supplies or power circuits in general dahil ang mga resistor na ito ang sasalo ng excess voltages and currents sa circuit kung sakali hindi stable ang input voltage or current galing sa mga outlet (which is usually not stable)

3. As current limiters -  ang mga resistor, by nature, has an ability to block current flowing to it. Ibig sabihin, kaya niyang limitahan ang pumapasok na current and in effect, nalilimit niya yung biglang pasok ng current sa isang semiconductor device like LED

Eto lang ang natatandaan ko sa ngayon, but if you are trying to find a reference about electronic circuits in general, try this book: Teach Electricity and Electronics by Stan Gibilisco and Basic Electronics by Bernard Grob

Hope it helps Smiley
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Kiks
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« Reply #26 on: December 11, 2010, 08:24:16 PM »

Basic Electronics 7th edition by Bernard Grob

Dito ako nag simula. good reference for beginners.
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archninja
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« Reply #27 on: December 14, 2010, 11:48:48 AM »

sir paano naman sa 5 band o 6band resistors? pareho lang po ba?... may capacitor din po ba na may stripes o bands? paano po basahin?
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Dennis
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« Reply #28 on: December 14, 2010, 01:35:46 PM »

sir paano naman sa 5 band o 6band resistors? pareho lang po ba?... may capacitor din po ba na may stripes o bands? paano po basahin?


download this http://www.electronicslab.ph/forum/index.php?topic=17577.0
http://www.electronicslab.ph/forum/index.php?topic=7631.0
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« Reply #29 on: September 09, 2011, 11:09:52 AM »

nyc one! +1 sir Smiley
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Topaklong
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« Reply #30 on: October 07, 2011, 10:40:38 AM »

May nabili ako mga resistors last month sa Deeco para Multispark CDI project ko. Nalito ako sa mga kulay. Body ng resistor ay kulay light blue at 4 band. Hindi ako sanay basahin at hindi ko talaga mabasa. Kailangan gamitan ko pa ng Fluke tester. Ano tawag or standard ng resistor na ito?
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jayke™
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« Reply #31 on: October 07, 2011, 11:04:15 AM »

^ baka metal film Grin
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