Product Hierarchy
Product Hierarchy

1856A - Triax, RG59, 20 AWG Solid BC, Double 95% BC Braids, Belflex® Jkt

Triax, RG59, 20 AWG Solid Bare Copper Conductor, PE Insulation, 95% Bare Copper Braid Shield, PE Insulation, 95% Bare Copper Braid Shield, Belflex® Jacket

Product Overview

Suitable Applications: Analog Video; Interconnect camera to CCU (camera control unit)

Construction Details

RG Type: 59
SizeStrandingNom. DiameterMaterial
20 AWGSolid0.032 inBC - Bare Copper
MaterialNom. Insulation Diameter
PE - Polyethylene (Foam)0.145 in (3.68 mm)
Inner Shield
LayerShield TypeMaterialCoverage
1BraidBare Copper (BC)95%
Inner Jacket
MaterialNom. Diameter
PE - Polyethylene0.216 in (5.49 mm)
Outer Shield
LayerOuter Shield TypeMaterialCoverage
1BraidBare Copper (BC)95%
Outer Jacket
MaterialNom. Diameter
PVC - Polyvinyl Chloride0.360 in (9.14 mm)
Overall Cable Diameter (Nominal): 0.360 in (9.14 mm)

Electrical Characteristics

Return Loss (RL)
FrequencyMin. Return Loss
5 - 850 MHz21 dB
850 - 3000 MHz15 dB
FrequencyNom. Attenuation
1 MHz0.30 dB/100ft
3.6 MHz0.60 dB/100ft
10 MHz0.80 dB/100ft
71.5 MHz2.20 dB/100ft
135 MHz3.00 dB/100ft
270 MHz4.20 dB/100ft
360 MHz4.80 dB/100ft
540 MHz5.90 dB/100ft
720 MHz6.90 dB/100ft
750 MHz7.10 dB/100ft
1000 MHz8.80 dB/100ft
1500 MHz12.00 dB/100ft
2250 MHz16.40 dB/100ft
3000 MHz20.40 dB/100ft
Nom. Conductor DCRNom. Inner Shield DCRNom. Outer Shield DCRNom. Capacitance Cond-to-ShieldNom. Characteristic ImpedanceNom. Velocity of Prop.
10.1 Ohm/1000ft (33.1 Ohm/km)2.5 Ohm/1000ft (8.2 Ohm/km)1.6 Ohm/1000ft (5.2 Ohm/km)16.3 pF/ft (53.5 pF/m)75 Ohm83%
Voltage Rating
300 V

Mechanical Characteristics

-45°C to +60°C
Bend Radius
Installation Min.
3.6 in
Max. Pull Tension: 106 lbs (48.1 kg)
Bulk Cable Weight: 76 lbs/1000ft

Standards and Compliance

Environmental Suitability: Indoor/Outdoor, Indoor, Aerial - When supported by messenger wire
Sustainability: CA Prop 65
European Directive Compliance: EU CE Mark, EU Directive 2015/863/EU (RoHS 2 amendment), REACH, EU Directive 2011/65/EU (RoHS 2), EU Directive 2012/19/EU (WEEE)
APAC Compliance: China RoHS II (GB/T 26572-2011)


Update and Revision: Revision Number: 0.321 Revision Date: 04-08-2022

Part Numbers

Item #ColorPutup TypeLengthUPC
1856A B591000Black, MatteReel1,000 ft612825356899
1856A B594000Black, MatteReel4,000 ft612825352242
1856A 0061000Blue, LightReel1,000 ft612825356813
1856A 0051000Green, DarkReel1,000 ft612825356868
1856A 0021000RedReel1,000 ft612825356882
1856A 0041000YellowReel1,000 ft612825356875
Date: 2004-01-01
Audio Video Solutions Guide
Broadcast Solutions Guide
TB65: Digital Studio Cable Guide
No accessories are available for this product