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7/8''s Feeder Cable

Name: 7/8''s Feeder Cable
Brand: DETONG
SKU: 128772479
Availability: InStock

US$ 3.39 - 3.99 MOQ: 1 Kilometer

Key Specifications

Brand Name:

DETONG

Model Number:

7/8''s feeder cable

Type:

Coaxial

Zhejiang Detong Technology Co., Ltd.

Payment & Shipping

Payment Methods:

Port of Shipment:

SHANGHAI/NINGBO

Delivery Detail:

Delivery time depends on order quantity.

Brand Name DETONG

Model Number 7/8''s feeder cable

Type Coaxial

Specifications

7/8''s feeder cable
advanced ROSENDAHL production line
more than 20000 square meters factory

7/8''s feeder cable

Product Description

Type Type No.
Standard cable HHTAY-50-21 Fire-retardant cable HHTAYZ-50-21
Construction
Inner conductor	Material		Helical corrugated copper tube
	Diameter(mm)		9.4±0.1
Insulation	Material		Foamed PE
	Diameter(mm)		22.7±0.25
Outer conductor	Material		Annular corrugated copper tube
	Diameter(mm)		24.9±0.25
Jacket	Material		LLDPE or fire-retardant PE

	Min.thickness(mm)		>1.0
	Diameter(mm)		27.5±0.25
Mechnical Characteristics
Bending radius(mm)		Single bend		80
		Repeated bend		125
Tensile strength(N)				1020
Cable weight(kg/km)				430
Recommended temperature(℃)		Storage		-70~+85
		Installation		-40~+60
		Operating		-55~+85

Electrical Characteristics
Inner conductor DC resistance(Ω/km)					2.97
Outer conductor DC resistance(Ω/km)					1.31
Characteristic impedance(Ω)					50±1.5
Capacitance(p F/m)					75
Velocity(%)					88
Dielectric strength(KV)					6.0
Insulation resistance(MΩ/km)					>1×10⁴
Peak power rating(KV)					90.0
Peak voltage(V)					3100
Cut-off frequency(GHz)					5.2
Attenuation and Average power(Maximum attenuation value shall be 105% of the nominal attenuation value)
Frequency (MHz)		Attenuation (@20℃,d B/100m)		Average power(kv)
200	1.87			4.61
450	2.88			2.99
800	3.94			2.19
900	4.22			2.06
1000	4.46			1.94
1500	5.60			1.54
1800	6.21			1.39
2000	6.59			1.31
2200	6.95			1.23
2500	7.50			1.15
3000	8.35			1.04
VSWR
800MHz~1000MHz			1.10
1700MHz~2500MHz			1.13
2500MHz~3000MHz			1.15