Product Hierarchy
Product Hierarchy

1804A - Microphone Cable, #28-4c, TC, O/A Braid, CM

1804A-Microphone Cable, #28-4c, TC,

28 AWG stranded (19x40) high-conductivity silver- plated copper alloy conductors, polypropylene insulation, tinned copper braid shield (80% coverage), PVC jacket.

Product Overview

Environmental Space: Indoor (Not Riser or Plenum)

Physical Characteristics (Overall)

Conductor
AWGStrandingMaterialNominal DiameterNo. of Conductors
2819x40High Conductivity SPCA - Silver Plated Copper Alloy0.015 in4
Conductor Count: 4
Conductor Size: 28 AWG
Insulation
MaterialNominal DiameterNominal Wall Thickness
PP - Polypropylene0.03 in0.008 in
Color Chart
NumberColor
1Blue
2White
3Blue w/White Stripe
4White w/Blue Stripe
Outer Shield Material
TypeMaterialCoverage [%]
BraidTC - Tinned Copper80 %
Outer Jacket Material
MaterialNominal DiameterNominal Wall Thickness
PVC - Polyvinyl Chloride0.115 in0.014 in
0.115 in

Electrical Characteristics

Conductor DCR
Nominal Conductor DCRNominal Conductor DCR Conductor ResistanceNominal Outer Shield DCR
65 Ohm/1000ft65 Ohm/1000ft15 Ohm/1000ft
Capacitance
Nom. Capacitance Between Conductors in QuadNom. Capacitance Conductor to ConductorNom. Capacitance Conductor to Other Conductor to Shield
60 pF/ft40 pF/ft60 pF/ft
Inductance
Nominal Inductance
0.21 µH/ft
Impedance
Nominal Characteristic Impedance
40 Ohm
Delay
Nominal Velocity of Propagation (VP) [%]
66 %
Current
Max. Recommended Current [A]
1.45 Amps per conductor @ 25°C
Voltage
UL Voltage Rating
100 V RMS
Electrical Characteristics Notes: 2/c 25 AWG equivalent DCR when connected to a 3-pin XLR.

Temperature Range

Non-UL Temp Rating: 60°C
Operating Temp Range: -30°C To +60°C

Mechanical Characteristics

Bulk Cable Weight: 9 lbs/1000ft
Max Recommended Pulling Tension: 24 lbs
Min Bend Radius/Minor Axis: 1.25 in

Applicable Environmental and Other Programs

EU Directive Compliance: No
EU CE Mark: Yes

Suitability

Suitability - Indoor: Yes

Flammability, LS0H, Toxicity Testing

UL voltage rating: 100 V RMS

Plenum/Non-Plenum

Plenum (Y/N): No

Part Number

Variants
Item #ColorFootnote
1804A U4F500Beige U4FF
1804A J5C100Black, Vivid Matte
1804A J5C500Black, Vivid MatteF
1804A G8M500Matte YellowF
1804A G8M500Matte YellowF
Footnote: F - MAY CONTAIN MORE THAN 1 PIECE. MINIMUM LENGTH OF ANY ONE PIECE IS 50'.
microphone-cable-product-bulletin.pdf
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