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FOSTEX FE126En

FOSTEX FE126En

12cm Fullrange Unit¥6,800+tax/1pc
Steel frame

This speaker unit, the "FE126En", is an 12cm Fullrange Unit Released in 2009 under the FOSTEX brand as a regular model, priced at ¥6,800+tax/1pc. Its main specifications include an Impedance of 8ohm, a Sound Pressure Level (sensitivity) of 93dB/W (1m), and a rated power handling of 15W, with a maximum power capacity of up to 45W.

To provide reference values for enclosure design, the Lowest Resonance Frequency (fs, f0) is 83Hz, and the Reproduction Frequency Response range is ensured from fs to 25k Hz. Designed as a component for back-loaded horn enclosures, an Mms (m0) of 2.8g, and a Vas of 8.5L. The manufacturer-recommended enclosure type is a Back-loaded Horn.

The frame is made of Steel frame, the required baffle hole diameter is Φ104mm, it requires 4 mounting holes, the magnet weight is 440g, the total net weight is 990g, the overall diameter of the unit is 117mm, and the depth is 61mm.

The FOSTEX FE-En series is a traditional full-range regular unit by FOSTEX. It delivers bright and clear sound with a wide lineup ranging from 8cm to 20cm. The ES cone, made from perennial plants related to banana trees, features fine, flexible fibers that are well-entwined, with a broad cross-sectional shape and high aspect ratio. This results in a diaphragm with minimal loss and significantly enhanced information density. Equipped with a powerful ferrite magnet circuit, it is a versatile full-range unit suitable for both bass reflex and back-loaded horn enclosures.

Thiele&Small ParametersVoice Coil ParametersMechanical Parameters

fs (f0): 83 Hz

Qms: 4.8

Qes: 0.33

Qts (Q0): 0.3

Z: 8 ohm

Re: 7.2 ohm

Le: 0.035 mH

VC Diameter: 20 mm

Mms (m0): 2.8 g

Cms: 1.35 mm/N

Diaphragm R (a): 46 mm

Bl: 5.63 Tesla/m

Enclosure ParametersOther Parameters

SPL: 93 dB/W (1m)

Vas: 8.5 L

Baffle Hole Diameter: Φ104 mm

Depth: 61 mm

Frequency Response: fs to 25k Hz

Recommended Enclosure: Back-loaded Horn

Nom.: 15 W

Mus.: 45 W

Overall Diameter: 117 mm

Magnet Weight: 440 g

Net Weight: 990 g

Limited Edition: No

Images

frequency

FOSTEX FE126En - frequency

outline

FOSTEX FE126En - outline

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