Product Hierarchy
Product Hierarchy

1801BS4 - Audio Snake Cable, #24-4pr, TC, Indiv. Shielded, CMP

Digital Audio Snake Cable, Plenum-CMP, 4-24 AWG tinned copper pairs, foam FEP insulation, individually shielded with Beldfoil® bonded to numbered/color-coded Flamarrest® jackets so both strip simulteaneously, Banana Peel construction.

Product Overview

Suitable Applications: Recording Studio, Radio Broadcast, Sports Stadium, Nurse Call

Physical Characteristics (Overall)

AWGStrandingMaterialNominal DiameterNo. of Pairs
247x32TC - Tinned Copper0.024 in4
Conductor Count: 8
Total Number of Pairs: 4
MaterialMaterial Trade NameNominal DiameterNominal Wall Thickness
FEP - Fluorinated Ethylene Propylene (Foam)Teflon®0.066 in0.021 in
Color Chart
1Red & Black
Outer Shield
TypeMaterialMaterial Trade NameCoverage [%]Drainwire MaterialDrainwire DiameterDrainwire AWGDrainwire Construction n x D
TapeBi-Laminate (Alum+Poly)Beldfoil®100%TC - Tinned Copper0.024 in247x32
Outer Jacket
MaterialNominal Diameter
Banana Peel (No Overall Jacket)
0.398 in
0.398 in

Electrical Characteristics

Conductor DCR
Nominal Conductor DCRNominal Conductor DCR Conductor Resistance
23.7 Ohm/1000ft23.7 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)
Frequency [MHz]Nom. Insertion Loss
0.384 MHz0.82 dB/100ft
0.7056 MHz1.01 dB/100ft
0.768 MHz1.02 dB/100ft
1.024 MHz1.08 dB/100ft
1.4112 MHz1.15 dB/100ft
1.536 MHz1.16 dB/100ft
2.048 MHz1.23 dB/100ft
2.8224 MHz1.34 dB/100ft
3.072 MHz1.38 dB/100ft
4.096 MHz1.58 dB/100ft
5.6448 MHz1.79 dB/100ft
6.144 MHz1.85 dB/100ft
8.192 MHz2.05 dB/100ft
11.2896 MHz2.34 dB/100ft
12.288 MHz2.43 dB/100ft
24.576 MHz3.33 dB/100ft
Nominal Velocity of Propagation (VP) [%]
High Frequency
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 at 25ºC
UL Voltage Rating
300 V RMS

Temperature Range

Installation Temperature Range: 0°C To +60°C
Operating Temperature Range: -20°C To +60°C

Mechanical Characteristics

Bulk Cable Weight: 56 lbs/1000ft
Max. Pull Tension: 66 lbs
Min. Bend Radius/Minor Axis: 4 in


NEC/(UL) Compliance: CMP
CEC/C(UL) Compliance: CMP
Other Specification: AES/EBU

Applicable Environmental and Other Programs

Environmental Space: Indoor - Plenum
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: EU Directive 2003/11/EC (BFR)
EU CE Mark: Yes
MII Order #39 (China RoHS): Yes


Suitability - Indoor: Yes

Flammability, LS0H, Toxicity Testing

C(UL) Flammability: FT6
UL voltage rating: 300 V RMS


Plenum (Y/N): Yes

Related Part Numbers

Item #ColorPut-Up TypeLengthUPC
1801BS4 8771000NaturalReel1,000 ft612825123002
1801BS4 Z4B1000Violet Z4BReel1,000 ft612825122999

Product Notes

Notes: Teflon® is a registered trademark of E. I. duPont de Nemours and Co. used under license by Belden, Inc.


Update and Revision: Revision Number: 0.333 Revision Date: 04-08-2022
Date: 2005-10-01
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