7. MEDIA TRANSMISI

29
7. MEDIA TRANSMISI

description

7. MEDIA TRANSMISI. Medium Transmisi dan Lapisan Fisik. Klasifikasi media transmisi. 3.1 Media terpandu ( guided media ). Kabel Twisted-Pair (Twisted-Pair Cable) Kabel Koaksial (Coaxial Cable) Kabel Fiber-Optic (Fiber-Optic Cable). Kabel Twisted-pair (Twisted-pair cable). UTP dan STP. - PowerPoint PPT Presentation

Transcript of 7. MEDIA TRANSMISI

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7. MEDIA TRANSMISI

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Medium Transmisi dan Lapisan Fisik

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Klasifikasi media transmisi

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3.1 Media terpandu(guided media)

Kabel Twisted-Pair (Twisted-Pair Cable)

Kabel Koaksial (Coaxial Cable) Kabel Fiber-Optic (Fiber-Optic Cable)

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Kabel Twisted-pair (Twisted-pair cable)

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UTP dan STP

UTP (Unshielded Twisted-Pair) STP (Shielded Twisted-Pair)

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Kategori untuk Unshielded Twisted-Pair

Kategori Bandwidth Data Rate Digital/Analog Penggunaan

1 very low < 100 kbps Analog Telephone

2 < 2 MHz

2 Mbps Analog/digital T-1 lines

3 16 MHz 10 Mbps Digital LANs

4 20 MHz 20 Mbps Digital LANs

5 100 MHz 100 Mbps Digital LANs

6 (draft) 200 MHz 200 Mbps Digital LANs

7 (draft) 600 MHz 600 Mbps Digital LANs

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Konektor UTP

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Perfomans UTP

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Kabel Koaksial (Coaxial cable)

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Kategori kabel Koaksial

Category Impedance Use

RG-59RG-59 75 Cable TV

RG-58RG-58 50 Thin Ethernet

RG-11RG-11 50 Thick Ethernet

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Konektor BNC

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Perfomans Kabel Koaksial

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Karakteristik Pembiasan cahaya/sinar (Bending of light ray)

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Perambatan Cahaya/Sinarpada Fiber-Optis

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Mode-mode Perambatan cahaya

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Mode-mode Perambatan cahaya

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Tipe-tipe Fiber Optis

Tipe Core Cladding Mode

50/12550/125 50 125Multimode, graded-

index

62.5/12562.5/125 62.5 125Multimode, graded-

index

100/125100/125 100 125Multimode, graded-

index

7/1257/125 7 125 Single-mode

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Konstruksi Fiber Optis

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Tipe-tipe Konektor Kabel FO

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Perfomans Fiber Optis

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7.2 Media Takterpandu(Unguided Media : Wireless)

Radio Waves Microwaves Infrared

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Spektrum Gelombang Elektromagnetik untuk komunikasi NirKabel (Electromagnetic spectrum for wireless communication)

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Metode-metode Perambatan Gelombang (Propagation methods)

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Pembagian bandBandBand RangeRange

PropagatiPropagationon

ApplicationApplication

VLFVLF 3–30 KHz Ground Long-range radio navigation

LFLF 30–300 KHz GroundRadio beacons and

navigational locators

MFMF 300 KHz–3 MHz Sky AM radio

HF HF 3–30 MHz SkyCitizens band (CB),

ship/aircraft communication

VHF VHF 30–300 MHzSky andline-of-

sight

VHF TV, FM radio

UHF UHF 300 MHz–3 GHzLine-of-

sightUHF TV, cellular phones,

paging, satellite

SHF SHF 3–30 GHzLine-of-

sightSatellite communication

EHFEHF 30–300 GHzLine-of-

sightLong-range radio navigation

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Gelombang Transmisi Nir Kabel (Wireless transmission waves)

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Antena Omnidirectional (Omnidirectional antennas)

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Antena Unidirectional (Unidirectional antennas)

Gelombang Radio digunakan untuk komunikasi multicast , seperti radio dan televisi, dan sistem paging.

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Gelombang Mikro dan Sinyal Inframerah

Gelombang Mikro (Microwaves) digunakan untuk komunikasi unicast, seperti telefon selular (cellular telephones), jaringan satelit, dan wireless LAN.

Sinyal inframerah (Infrared signals) dapat digunakan untuk komunikasi jarak pendek dengan metode perambatan segaris-pandang (line-of-sight).