2849

2849

$2.72
  • Description:K 45 8 OHM
  • Series:-
  • Mfr:Visaton GmbH & Co. KG
  • Package:Retail Package

SKU:2217ad1dd50c Category: Brand:

  
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Product Detailed Parameters

  • Description:K 45 8 OHM
  • Series:-
  • Mfr:Visaton GmbH & Co. KG
  • Package:Retail Package
  • Type:General Purpose
  • Technology:-
  • Impedance:8 Ohms
  • Power - Max:2 W
  • Shape:Round
  • Termination:Solder Pads
  • Size / Dimension:1.772" Dia (45.00mm)
  • Height - Seated (Max):0.709" (18.00mm)
  • Frequency - Self Resonant:520Hz
  • Efficiency - dBA:83
  • Efficiency - Testing:1W/1M
  • Efficiency - Type:Sound Pressure Level (SPL)
  • Port Location:Top
  • Material - Cone:Polyester, Polyethylene Terephthalate (PET)
  • Material - Magnet:-
  • Ingress Protection:-
  • Ratings:-
  • Frequency Range:300 Hz ~ 14 kHz
  • Power - Rated:1 W

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2849

Overview

The Visaton 2849 is a miniature electromagnetic loudspeaker designed for general-purpose audio applications. It features a plastic diaphragm housed within a metal basket structure. The unit operates with an impedance of 8 ohms and supports a power handling range of 1 to 2 watts. Its frequency response spans from 300 Hz to 14,000 Hz, with a specific resonance noted at 520 Hz. The physical dimensions are 45 mm in diameter and 18 mm in depth.

Feature Summary

  • Electromagnetic transducer design utilizing a plastic diaphragm for sound reproduction.
  • Robust construction featuring a metal basket housing the driver components.
  • Compact miniature form factor suitable for space-constrained installations.

Applications

  • General purpose audio signal transmission
  • Miniature speaker assemblies
  • Low-power electronic device integration

Procurement Notes

Verify the exact specifications against the manufacturer datasheet before integration. Confirm that the 8-ohm impedance and 1-2W power rating align with the target circuit requirements. Ensure the 45mm diameter fits the designated enclosure space. Check for RoHS compliance status if required by project regulations.

Selection Notes

Select this component when a compact, low-cost solution is needed for basic audio output. The 8-ohm impedance is standard for many consumer electronics. Consider the 14 kHz upper frequency limit; it may not suit high-fidelity music but works well for voice or alerts. The metal basket aids in heat dissipation compared to all-plastic alternatives.

Part Context

This part belongs to Visaton's line of miniature speakers. It is distinct from larger rectangular models like the VOX 80 PAIR or ARIA 2 PC. The 2849 is specifically engineered for small-scale applications requiring a round profile and moderate acoustic performance.

Replacement Considerations

Direct substitutes must match the 45mm diameter, 8-ohm impedance, and similar power handling. Verify mounting hole patterns and depth constraints (18mm) to ensure mechanical compatibility without modifying the enclosure.

FAQ

What is the frequency range of the Visaton 2849?

The frequency response ranges from 300 Hz to 14,000 Hz.

Is the Visaton 2849 suitable for high-fidelity audio?

No, the 14 kHz upper limit makes it more suitable for general purpose or voice applications rather than high-fidelity music reproduction.

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$2.72
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