Barrel - Audio Connectors

Image Part Number Description / PDF Quantity Rfq
NL112B

NL112B

Switchcraft / Conxall

CONN JACK STEREO 6.35MM PNL MNT

0

113F

113F

Switchcraft / Conxall

CONN JACK STEREO 6.35MM PNL MNT

0

N114BPC

N114BPC

Switchcraft / Conxall

CONN JACK STEREO 6.35MM PNL MNT

0

C245

C245

Switchcraft / Conxall

CONN PLUG STEREO 6.35MM

0

2504M

2504M

Switchcraft / Conxall

CONN MIC PLUG MONO 4COND

0

N113B

N113B

Switchcraft / Conxall

CONN JACK STEREO 6.35MM PNL MNT

0

RTT8701

RTT8701

Switchcraft / Conxall

CONN JACK TWIN STEREO 4.39MM R/A

0

MT334B

MT334B

Switchcraft / Conxall

CONN JACK STEREO 6.35MM PNL MNT

0

MDSH1RA

MDSH1RA

Switchcraft / Conxall

CONN JACK MONO 2.46MM SMD R/A

0

RTTC8704

RTTC8704

Switchcraft / Conxall

CONN JACK TWIN STEREO 4.39MM R/A

0

RTTC34B02

RTTC34B02

Switchcraft / Conxall

CONN JACK STEREO 4.39MM R/A

0

PJRAS1X1S03AU

PJRAS1X1S03AU

Switchcraft / Conxall

CONN RCA JACK MONO 3.2MM R/A

0

PJRAN1X1U04

PJRAN1X1U04

Switchcraft / Conxall

CONN RCA JACK MONO 3.2MM R/A

0

430Z

430Z

Switchcraft / Conxall

CONN PLUG STEREO

0

PJRAN1X1U02

PJRAN1X1U02

Switchcraft / Conxall

CONN RCA JACK MONO 3.2MM R/A

0

113B

113B

Switchcraft / Conxall

CONN JACK STEREO 6.35MM PNL MNT

0

SN70B14B

SN70B14B

Switchcraft / Conxall

CONN JACK STEREO 6.35MM R/A

0

114BPC

114BPC

Switchcraft / Conxall

CONN JACK STEREO 6.35MM PNL MNT

0

BPJF03AU

BPJF03AU

Switchcraft / Conxall

CONN RCA JACK MONO 3.2MM PNL MT

0

TT264

TT264

Switchcraft / Conxall

CONN PLUG STEREO

0

Barrel - Audio Connectors

1. Overview

Barrel audio connectors are cylindrical electro-mechanical interfaces primarily used for analog audio signal transmission or low-voltage power delivery. Defined by their coaxial structure with center pin and outer sleeve contacts, these connectors ensure reliable connectivity in audio equipment. Their importance in modern technology stems from their cost-effectiveness, durability, and ability to maintain signal integrity in critical applications ranging from consumer electronics to professional audio systems.

2. Major Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
Standard Barrel3.5mm/6.35mm diameter, unbalanced signal transmissionHeadphone jacks, guitar cables
Locking BarrelThreaded coupling mechanism for vibration resistanceStage monitoring systems
Miniature Barrel2.5mm/3.0mm size with compact designPortable audio devices
Bantam ConnectorDouble-row configuration for space-constrained panelsProfessional mixing consoles

3. Structure and Components

Typical construction includes: - Center Contact: Gold-plated phosphor bronze for signal transmission - Insulation Sleeve: High-temperature resistant thermoplastic - Outer Contact: Spring-loaded brass with EMI shielding - Housing: Nickel-plated brass or durable polymer The three-point contact design ensures mechanical stability while maintaining electrical continuity.

4. Key Technical Specifications

ParameterSignificance
Impedance (10k -1M )Affects signal fidelity in audio circuits
Contact Resistance ( 5m )Determines power transmission efficiency
Durability (5000+ cycles)Reliability indicator for frequent connections
Frequency Range (20Hz-20kHz)Audio signal bandwidth compatibility
Shielding Effectiveness ( 60dB)EMI/RFI interference reduction

5. Application Fields

  • Consumer Electronics: Smartphones, laptops
  • Professional Audio: Mixing consoles, studio monitors
  • Instrumentation: Electric guitars, synthesizers
  • Medical Devices: Patient monitoring systems

6. Leading Manufacturers and Products

ManufacturerRepresentative Product
Amphenol AudioNE800 Series Switchcraft jacks
NeutrikNCJ6FX nickel-plated connectors
SwitchcraftONA Series locking audio connectors
MolexMicro-Lock plus contact systems

7. Selection Recommendations

Consider: 1. Mechanical requirements (panel space, insertion force) 2. Electrical parameters (impedance matching, current rating) 3. Environmental factors (temperature range, corrosion resistance) 4. Termination type (solder vs. PCB mount) 5. Compliance standards (RoHS, REACH) For live sound applications, prioritize locking mechanisms and gold-plated contacts.

8. Industry Trends

Current trends include: - Miniaturization for wearable devices (sub-2mm designs) - Integration with digital signal paths (analog-digital hybrid connectors) - Enhanced shielding for 5G coexistence - Biodegradable polymer housing development - Smart connectors with integrated presence detection Market growth projected at 4.2% CAGR through 2027 driven by immersive audio technologies.

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