Product Hierarchy
Product Hierarchy

2177A - 5 Serial Digital Coax, RG7, 16 AWG BC, Shielded, CMR

Low Loss Serial Digital Coax, 5 Coax, RG-7 Type 16 AWG solid bare copper conductor, gas-injected foamed high-density polyethylene insulation, Duofoil® + tinned copper braid shield (95% coverage) plus Beldfoil® with shorting fold, PVC jacket.

Product Overview

Suitable Applications: SMPTE 2081-1 6 Gb/s UHDTV, SMPTE 424M 3 Gb/s HD-SDI 1080p, SDI/HDTV Digital Video, High Definition (HD), Standard Definition (SDI)

Physical Characteristics (Overall)

AWGStrandingMaterialNominal DiameterNo. of Coax
16SolidBC - Bare Copper0.051 in5
Conductor Count: 1
MaterialNominal Diameter
PE - Polyethylene (Foam)0.225 in
Table Notes: Gas Injected
Color Chart
Inner Shield
TypeLayerMaterialMaterial Trade NameCoverage [%]
Tape1Tri-Laminate (Alum+Poly+Alum)Duofoil®100%
Braid2Tinned Copper (TC)95%
Tape3Bi-Laminate (Alum+Poly)Beldfoil®100%
Inner Jacket
MaterialNominal Diameter
PVC - Polyvinyl Chloride0.32 in
Outer Jacket
MaterialNominal Diameter
PVC - Polyvinyl Chloride0.968 in

Electrical Characteristics

Conductor DCR
Nominal Conductor DCRNominal Conductor DCR Conductor ResistanceNominal Outer Shield DCROuter Conductor DCR
4 Ohm/1000ft4 Ohm/1000ft1.9 Ohm/1000ft1.9 Ohm/1000ft
Nom. Capacitance Conductor to Shield
16.1 pF/ft
Nominal Inductance
0.091 µH/ft
Nominal Characteristic Impedance
75 Ohm
Return Loss (RL)
Frequency [MHz]Minimum Return (RL)
5-1600 MHz23 dB
1600-4500 MHz21 dB
4500-6000 MHz15 dB
High Frequency (Nominal/Typical)
Frequency [MHz]Nom. Insertion Loss
1 MHz0.17 dB/100ft
3.58 MHz0.3 dB/100ft
5 MHz0.35 dB/100ft
6 MHz0.38 dB/100ft
7 MHz0.4 dB/100ft
10 MHz0.48 dB/100ft
12 MHz0.52 dB/100ft
25 MHz0.74 dB/100ft
55 MHz1.08 dB/100ft
67.5 MHz1.2 dB/100ft
71.5 MHz1.24 dB/100ft
88.5 MHz1.37 dB/100ft
100 MHz1.46 dB/100ft
135 MHz1.7 dB/100ft
143 MHz1.75 dB/100ft
180 MHz1.97 dB/100ft
270 MHz2.43 dB/100ft
360 MHz2.83 dB/100ft
540 MHz3.5 dB/100ft
720 MHz4.09 dB/100ft
750 MHz4.18 dB/100ft
1000 MHz4.89 dB/100ft
1500 MHz6.1 dB/100ft
2000 MHz7.2 dB/100ft
2250 MHz7.69 dB/100ft
3000 MHz9.08 dB/100ft
4500 MHz11.53 dB/100ft
6000 MHz13.77 dB/100ft
Nominal DelayNominal Velocity of Propagation (VP) [%]
1.21 ns/ft84%
High Frequency
Frequency [MHz]
1 MHz
3.58 MHz
5 MHz
6 MHz
7 MHz
10 MHz
12 MHz
25 MHz
55 MHz
67.5 MHz
71.5 MHz
88.5 MHz
100 MHz
135 MHz
143 MHz
180 MHz
270 MHz
360 MHz
540 MHz
720 MHz
750 MHz
1000 MHz
1500 MHz
2000 MHz
2250 MHz
UL Voltage Rating
300 V RMS

Temperature Range

Operating Temperature Range: -20°C To +60°C

Mechanical Characteristics

Bulk Cable Weight: 372 lbs/1000ft
Max. Pull Tension: 555 lbs
Min. Bend Radius/Minor Axis: 9.75 in


NEC/(UL) Compliance: CMR
CEC/C(UL) Compliance: CMG
Series Type: 7

Applicable Environmental and Other Programs

Environmental Space: Indoor/Outdoor
EU Directive 2000/53/EC (ELV): Yes
EU Directive 2003/11/EC (BFR): Yes
EU Directive 2011/65/EU (RoHS 2): Yes
EU Directive 2012/19/EU (WEEE): Yes
EU Directive 2015/863/EU (RoHS 2 amendment): Yes
EU Directive Compliance: Yes
EU CE Mark: Yes
MII Order #39 (China RoHS): Yes


Suitability - Burial: No
Suitability - Indoor: Yes
Suitability - Outdoor: Yes - Black only

Flammability, LS0H, Toxicity Testing

UL Flammability: UL1666 Vertical Shaft
CSA Flammability: FT4
UL voltage rating: 300 V RMS


Plenum (Y/N): No

Related Part Numbers

Item #ColorPut-Up TypeLength
2177A B59N1000Black, MatteReel w/Small Barrel1,000 ft

Product Notes

Notes: Print legend includes sequential footage marks.


Update and Revision: Revision Number: 0.250 Revision Date: 04-08-2022
Inst. Instr. UHD 3P BNC Rev.4.20JAN2021.pdf
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