Product Hierarchy
Product Hierarchy

1855P - 75 Ohm SDI Coax, Mini RG-59, 23 AWG Solid BC, Foil + 95% TC Braid, PVC Jkt, CMP

75 Ohm SDI Coax, Mini RG-59, 23 AWG Solid Bare Copper Conductor, FEP Insulation, Foil + 95% Tinned Copper Braid Shield, PVC Jacket, CMP

Product Overview

Suitable Applications: Digital Video, 6 Gb/s UHDTV, HD-SDI 1080p

Construction Details

RG Type: Mini 59
AWGStrandingNom. DiameterMaterial
23Solid0.023 inBC - Bare Copper
MaterialNom. Diameter
FEP - Fluorinated Ethylene Propylene (Foam)0.102 in
Outer Shield Material
LayerOuter Shield TypeMaterialMaterial Trade NameCoverage
1TapeTri-Laminate (Alum+Poly+Alum)Duofoil®100%
2BraidTinned Copper (TC)95%
Outer Jacket Material
MaterialNom. Diameter
PVC - Polyvinyl Chloride0.159 in

Electrical Characteristics

Return Loss (RL)
Frequency [MHz]Min. Return Loss [dB]
5 - 1600 MHz23 dB
1600 - 4500 MHz21 dB
4500 - 6000 MHz15 dB
FrequencyNom. Attenuation [dB/100ft]
1 MHz0.38 dB/100ft
3.58 MHz0.76 dB/100ft
10 MHz1.3 dB/100ft
71.5 MHz3.1 dB/100ft
135 MHz4.1 dB/100ft
270 MHz5.8 dB/100ft
360 MHz6.9 dB/100ft
540 MHz8.7 dB/100ft
720 MHz10.3 dB/100ft
750 MHz10.5 dB/100ft
1000 MHz12.4 dB/100ft
1500 MHz15.7 dB/100ft
2250 MHz19.9 dB/100ft
3000 MHz23.8 dB/100ft
4500 MHz30.3 dB/100ft
6000 MHz36.4 dB/100ft
Nom. Conductor DCRNom. Outer Shield DCRNom. Capacitance Cond-to-ShieldNom. ImpedenceNom. Velocity
20.1 Ohm/1000ft3.7 Ohm/1000ft16.6 pF/ft75 Ohm80%
UL Voltage Rating
300 V (CMP)

Mechanical Characteristics

UL RatingOperating
75°C0°C to +75°C
Bend Radius
Installation Min.
4 in
Bulk Cable Weight: 21 lbs/1000ft
Max. Pull Tension: 40 lbs

Standards and Compliance

Environmental Suitability: Indoor - Plenum, Indoor
Sustainability: CA Prop 65
Flammability / Fire Resistance: NFPA 262, FT6
NEC / UL Compliance: CMP
CEC / C(UL) Compliance: CMP
European Directive Compliance: EU CE Mark, EU Directive 2015/863/EU, EU Directive 2011/65/EU (ROHS II), EU Directive 2012/19/EU (WEEE)
APAC Compliance: China RoHS II (GB/T 26572-2011)
Non-Plenum Number: 1855A


Update and Revision: Revision Number: 0.343 Revision Date: 09-30-2020
Date: 2008-03-28
Broadcast Solutions Guide
TB65: Digital Studio Cable Guide
No accessories are available for this product