Product Number: 7731WB

Serial Digital Coax, RG11, #14 Solid BC, Foil + 95% TC braid, Waterblocked

RG-11/U type, 14 AWG solid .064" bare copper conductor, gas-injected foam HDPE insulation, Duofoil®; tinned copper braid shield (95% coverage), Flooding Grease, PE jacket.

Availability: Global
Status: Active
Orderable items: 1

Ships from and sold by A5 IT.

Part numbers

7731WB is a product family. Each item number below is a separate orderable part — colour, put-up and length differ.

Item #	Color	Put-Up Type	Length	UPC	Order
7731WB 0101000	Black	Reel	1,000 ft	612825188827	Order online

Specifications

Product Overview

Suitable Applications	SMPTE 424M 3 Gb/s HD-SDI 1080p

Physical Characteristics (Overall)

Conductor Count	1
Insulation Table Notes	Gas Injected
Outer Shield Table Notes	Outer Shield Flooding Grease

Conductor

AWG	14
Stranding	Solid
Material	BC - Bare Copper
Nominal Diameter	0.064 in
No. of Coax	1

Insulation

Material	PE - Polyethylene (Foam)
Nominal Diameter	0.28 in

Outer Shield

Type	Layer	Material	Material Trade Name	Coverage [%]
Tape	1	Tri-Laminate (Alum+Poly+Alum)	Duofoil®	100%
Braid	2	Tinned Copper (TC)		95%

Outer Jacket

Material	PE - Polyethylene
Nominal Diameter	0.4 in

Electrical Characteristics

Electrical Characteristics Notes	Return Loss: Fixed bridge and termination

Conductor DCR

Nominal Conductor DCR	2.5 Ohm/1000ft
Nominal Outer Shield DCR	1.5 Ohm/1000ft

Capacitance

Nom. Capacitance Conductor to Shield	16.0 pF/ft

Inductance

Nominal Inductance	0.097 μH/ft

Impedance

Nominal Characteristic Impedance	75 Ohm

Return Loss

Frequency [MHz]	Minimum Return (RL)
5 MHz - 1600 MHz	23 dB
1600 MHz - 4500 MHz	21 dB

High Frequency (Nominal/Typical)

Frequency [MHz]	Nom. Insertion Loss
1 MHz	0.16 dB/100ft
3.58 MHz	0.29 dB/100ft
5 MHz	0.34 dB/100ft
7 MHz	0.39 dB/100ft
10 MHz	0.46 dB/100ft
67.5 MHz	1.05 dB/100ft
71.5 MHz	1.09 dB/100ft
88.5 MHz	1.21 dB/100ft
100 MHz	1.28 dB/100ft
135 MHz	1.47 dB/100ft
143 MHz	1.51 dB/100ft
180 MHz	1.69 dB/100ft
270 MHz	1.97 dB/100ft
360 MHz	2.31 dB/100ft
540 MHz	2.87 dB/100ft
720 MHz	3.40 dB/100ft
750 MHz	3.45 dB/100ft
1000 MHz	3.60 dB/100ft
1000 MHz	4.12 dB/100ft
1500 MHz	5.10 dB/100ft
2000 MHz	6.04 dB/100ft
2250 MHz	6.43 dB/100ft
3000 MHz	7.63 dB/100ft
4500 MHz	9.56 dB/100ft

Delay

Nominal Delay	1.20 ns/ft
Nominal Velocity of Propagation (VP) [%]	85%

Voltage

UL Voltage Rating	300 V RMS

Temperature Range

Operating Temperature Range	-55°C To +80°C

Mechanical Characteristics

Bulk Cable Weight	82 lbs/1000ft
Maximum Recommended Pulling Tension	145 lbs
Minimum Minor Axis Bend Radius	4 in

Standards

RG Type	11

Applicable Environmental and Other Programs

Environmental Space	Outdoor - Water Exposure
EU Directive 2000/53/EC (ELV)	Yes
EU Directive 2003/96/EC (BFR)	Yes
EU Directive 2011/65/EU (RoHS 2)	Yes
EU Directive 2012/19/EU (WEEE)	Yes
EU Directive Compliance	EU Directive 2003/11/EC (BFR)
EU CE Mark	No
MII Order #39 (China RoHS)	Yes

Suitability

Suitability - Aerial	Yes - When supported by messenger wire
Suitability - Burial	Yes
Suitability - Hazardous Locations	No
Suitability - Indoor	No
Suitability - Outdoor	Yes
Suitability - Sunlight Resistance	No

Flammability, LS0H, Toxicity Testing

UL voltage rating	300 V RMS

Plenum/Non-Plenum

Plenum (Y/N)	No

Related Part Numbers

Footnote	C - CRATE REEL PUT-UP.

Product Notes

Notes	Flooding grease between jacket and braid. Print legend includes sequential footage marks.

History

Update and Revision	Revision Number: 0.384 Revision Date: 02-20-2026

Resources

Belden 7731WB technical datasheet