Product Hierarchy
Product Hierarchy

1801B - Audio Cable, #24-2c, TC, O/A Foil, CMP

1801B-Audio Cable, #24-2c, TC, O&#x

Digital Audio Cable, Plenum-CMP, 1-24 AWG stranded tinned copper pair with foam FEP insulation, Beldfoil® shield, drain, Flamarrest® jacket

Product Overview

Environmental Space: Indoor - Plenum

Physical Characteristics (Overall)

AWGStrandingMaterialNominal DiameterNo. of Pairs
247x32TC - Tinned Copper0.024 in1
Conductor Count: 2
AWG Size: 24
MaterialMaterial Trade NameNominal Diameter
FFEP - Foam Fluorinated Ethylene PropyleneTeflon®0.066 in
Color Chart
1Red & Black
Outer Shield Material
TypeMaterialMaterial Trade NameCoverage [%]Drainwire MaterialDrainwire AWGDrainwire Construction n x D
TapeAluminum Foil-Polyester TapeBeldfoil®100 %TC - Tinned Copper247x32 mm
Outer Jacket Material
MaterialMaterial Trade NameNominal Diameter
LS PVC - Low Smoke Polyvinyl ChlorideFlamarrest®0.165 in

Electrical Characteristics

Conductor DCR
Nominal Conductor DCR
23.7 Ohm/1000ft
Nom. Capacitance Conductor to ConductorNom. Capacitance Conductor to Other Conductor to Shield
12 pF/ft26 pF/ft
Nominal Inductance
0.18 µH/ft
Nominal Characteristic Impedance
110 Ohm
High Frequency (Nominal/Typical)
Nom. Insertion Loss
0.82 dB/100ft
1.01 dB/100ft
1.02 dB/100ft
1.08 dB/100ft
1.15 dB/100ft
1.16 dB/100ft
1.23 dB/100ft
1.34 dB/100ft
1.38 dB/100ft
1.58 dB/100ft
1.79 dB/100ft
1.85 dB/100ft
2.05 dB/100ft
2.34 dB/100ft
2.43 dB/100ft
3.33 dB/100ft
Nominal Velocity of Propagation (VP) [%]
78 %
High Freq
Frequency [MHz]
0.384 MHz
0.7056 MHz
0.768 MHz
1.024 MHz
1.4112 MHz
1.536 MHz
2.048 MHz
2.8224 MHz
3.072 MHz
4.096 MHz
5.6448 MHz
6.144 MHz
8.192 MHz
11.2896 MHz
12.288 MHz
24.576 MHz
Max. Recommended Current [A]
2.75 Amps per conductor @ 25°C
UL Voltage Rating
300V RMS

Temperature Range

UL Temp Rating: 75°C
Operating Temp Range: -20°C To +75°C

Mechanical Characteristics

UV Resistance: Yes - Black only
Bulk Cable Weight: 12 lbs/1000ft
Max Recommended Pulling Tension: 16.5 lbs
Min Bend Radius/Minor Axis: 1.75 in


NEC/(UL) Specification: CMP
CEC/C(UL) Specification: CMP
CPR Euroclass: Eca
Other Specification: AES/EBU

Applicable Environmental and Other Programs

EU Directive 2000/53/EC (ELV): Yes
EU Directive 2003/96/EC (BFR): Yes
EU Directive 2011/65/EU (ROHS II): Yes
EU Directive 2012/19/EU (WEEE): Yes
EU Directive 2015/863/EU: Yes
EU Directive Compliance: EU Directive 2003/11/EC (BFR)
EU CE Mark: Yes
EU RoHS Compliance Date (yyyy-mm-dd): 2005-10-01
CA Prop 65 (CJ for Wire & Cable): Yes
MII Order #39 (China RoHS): Yes


Suitability - Aerial: No
Suitability - Burial: No
Suitability - Hazardous Locations: No
Suitability - Indoor: Yes
Suitability - Outdoor: No
Suitability - Sunlight Resistance: No

Flammability, LS0H, Toxicity Testing

CSA Flammability: FT6

Part Number

Plenum (Y/N): Yes
Non-Plenum Number: 1800B
Item #ColorFootnote
1801B 8771000NATURALC
1801B 877500NATURALC
1801B 877U1000NATURAL
1801B Z4B1000VIOLET Z4BC
1801B Z4B500VIOLET Z4B
1801B Z4BU1000VIOLET Z4B
Footnote: C - CRATE REEL PUT-UP.

Product Notes

Notes: Teflon« is a registered trademark of Chemours and is used under license by Belden, Inc.
Date: 2005-10-01
Broadcast Solutions Guide
TB65: Digital Studio Cable Guide