free shipping at parts express

Foster 025N03 Cast Aluminum Horn Tweeter 3" x 7-1/4"

Brand:|Model: 025N03|Part # 279-102

A modern classic made in Japan, the Foster 025N03 horn tweeter features metal construction, excellent sound quality, and high efficiency.
This Product Is No Longer Available
Comparable Items Can Be Found Here:
Part # 279-102
  • Very high efficiency; provides great projection up to 18,000 Hz
  • Low-mass, highly damped phenolic diaphragm for low distortion
  • Attractive and sturdy cast aluminum horn
  • Cast alloy phase plug extends HF response
  • Rear chamber behind diaphragm lowers resonance frequency
  • Made in Japan

Product Details

Foster 025N03 Cast Aluminum Horn Tweeter 3" x 7-1/4"

Foster, parent company of Fostex, is one of the largest transducer manufacturers in the world. It is especially well-known for its horn loaded tweeters popular in the Seventies and Eighties. The 025N03 is a perfect example of the reasons for Foster's deserved fame: it features superb engineering, high efficiency, and an extended frequency response. The low-mass, nearly indestructible, non-metallic diaphragm reproduces audio accurately and without harshness or coloration. Metal horn construction. Buyout, limited quantities.

Specifications: • Power handling: 12 watts RMS/40 watts max • VCdia: 1" • Le (@10kHz): 0.10 mH • Impedance: 8 ohms • Re: 7.05 ohms • Frequency response: 1,000-18,000 Hz • Fs: 965 Hz • Recommended crossover: 3,500 Hz • Sensitivity: 100 dB 1W/1m • Dimensions: 3" H x 7-1/4" W x 6-3/16" D • Cutout Dimensions: 2-1/8" H (requires offset notch for driver) x 6" W.

Product Specifications
  • Diaphragm MaterialPhenolic
  • Impedance8 ohms
  • Power Handling (RMS)12 Watts
Foster 025N03 Cast Aluminum Horn Tweeter 3" x 7-1/4"
  • BrandFactory Buyouts
  • Model025N03
  • Part Number279-102
  • UPC844632092725
  • Product CategoryProducts
  • Unit of MeasureEA
  • Product Rating
    (14 Reviews)
  • Weight1.35 lbs.
  • California Prop 65

    Warning: California residents only. Please note per Proposition 65 that this product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

View similar products to the Foster 025N03 Cast Aluminum Horn Tweeter 3" x 7-1/4"
in the Products product category.


Foster 025N03 Cast Aluminum Horn Tweeter 3" x 7-1/4"
Parts Express FacebookParts Express TwitterParts Express YouTubeParts Express PinterestParts Express SpotifyParts Express Instagram
Live Chat Software