Name: BK-21610-000 SPEAKER 145OHM TOP PORT 125.5DB
Brand: Knowles
SKU: BK-21610-000
Price: 20.928 USD
Availability: InStock
Rating: 4.9 (2 reviews)

Question 1

What is the Mfr

Accepted Answer

Mfr refers to the component's producing company, whose brand and manufacturing processes directly impact the component's performance, consistency, and traceability, making it a key reference during selection.

Question 2

What is the Series

Accepted Answer

Series indicates a manufacturer’s organized range of components, often named with a common prefix or code, to streamline product selection and ensure compatibility across similar models.

Question 3

What is the Package

Accepted Answer

his term denotes the protective casing (often made of plastic, ceramic, or metal) that encapsulates an integrated circuit, determining its size, reliability, and suitability for different mounting technologies like through-hole or SMT.

Question 4

What is the Height - Seated (Max)

Accepted Answer

This parameter specifies the maximum vertical dimension from the mounting surface (e.g., PCB) to the highest point of a component when it is fully seated and soldered in place. It is a critical mechanical clearance specification for determining the minimu

Question 5

What is the Type

Accepted Answer

This parameter categorizes a component based on its fundamental operating principle, internal structure, or primary application domain. It serves as the highest-level identifier, grouping devices with shared core characteristics—such as "N-Channel MOSFET,

Question 6

What is the Product Status

Accepted Answer

Product Status indicates the commercial availability and production stage of the component, such as Active, Not for New Design (NRND), Obsolete, or Last Time Buy (LTB).

Question 7

What is the Impedance

Accepted Answer

A measure of the total opposition a circuit presents to alternating current, encompassing both resistance and reactance (from capacitance and inductance). It is a complex quantity, expressed in Ohms (Ω), that varies with frequency and is fundamental to de

Question 8

What is the Frequency Range

Accepted Answer

Frequency Range specifies the continuous spectrum of periodic signal frequencies, measured in Hertz (Hz), over which a component, device, or system is designed to operate effectively. It defines the lower and upper frequency limits (e.g., 20 Hz to 20 kHz)

Question 9

What is the Efficiency - dBA

Accepted Answer

This parameter quantifies the acoustic noise level generated by a cooling fan or similar electromechanical device, measured in A-weighted decibels (dBA). The A-weighting filter approximates the human ear's frequency response, making it the standard for ev

Question 10

What is the Efficiency - Testing

Accepted Answer

This parameter quantifies the ratio of useful output power to total input power for a power supply or converter under specific test conditions, expressed as a percentage. It is a critical performance metric for evaluating energy conversion losses, primari

Question 11

What is the Efficiency - Type

Accepted Answer

This parameter classifies the primary operational mode or dominant loss mechanism of a power conversion stage, such as switching, linear, or resonant. It indicates the fundamental architecture (e.g., Buck, Boost, Flyback) and its typical efficiency curve

Question 12

What is the Size / Dimension

Accepted Answer

This parameter specifies the physical measurements of a component, typically expressed as length, width, height, and/or diameter in millimeters or inches. It defines the component's spatial footprint, which is critical for mechanical integration, PCB layo

Question 13

What is the Technology

Accepted Answer

This parameter specifies the fundamental physical principle, manufacturing process, or architectural approach that defines a component's core operation and construction. It determines key performance boundaries, such as speed, power efficiency, integratio

Question 14

What is the Material - Cone

Accepted Answer

It refers to the specific substance used to fabricate the conical or tapered portion of an acoustic or optical component, such as a speaker diaphragm or a ferrule in a fiber optic connector. This material's physical properties—including density, stiffness

Question 15

What is the Material - Magnet

Accepted Answer

The specific substance used to form the permanent magnetic field source in components like speakers, motors, sensors, and relays. Its core properties—including remanence (Br), coercivity (Hc), and maximum energy product (BHmax)—directly determine the stre

Question 16

What is the Termination

Accepted Answer

The specific method and hardware used to establish a permanent or semi-permanent electrical and mechanical connection at the end of a wire, cable, or component lead. Common methods include soldering, crimping, screw clamping, insulation displacement, and

Question 17

What is the Ingress Protection

Accepted Answer

A standardized rating system (IEC 60529) that classifies the degree of protection provided by an enclosure against the intrusion of solid objects (first digit) and liquids (second digit). It quantifies resistance to dust, accidental contact, and water ing

Question 18

What is the Frequency - Self Resonant

Accepted Answer

This parameter specifies the frequency at which the inherent parasitic capacitance of an inductor's windings resonates with its nominal inductance, causing the component's impedance to peak and behave as a purely resistive element. Beyond this point, the

Question 19

What is the Ratings

Accepted Answer

Ratings specify the absolute maximum and recommended operating limits for electrical, thermal, and environmental conditions, such as voltage, current, power, and temperature. These parameters define the safe operational boundaries and long-term reliabilit

Question 20

What is the Port Location

Accepted Answer

Port Location specifies the physical position of a connector or interface on a device's enclosure, such as front, rear, side, top, or bottom. This parameter is critical for system integration, defining cable routing paths, accessibility for user interacti

Question 21

What is the Shape

Accepted Answer

The physical form or outline of a component's package, which dictates its mechanical fit, mounting compatibility, and spatial footprint on a PCB. It is a primary identifier (e.g., cylindrical, rectangular, radial, axial) that determines handling, assembly

Knowles BK-21610-000

EAS-3P128A

EAS-45P30S

EAS-8P36S

EAS-G9D541A2

GF0571

GF0668

GF0876

GF1004H

GF0661M

GF1003M