Dayton Audio - ND25FN-4 - 1" Silk Dome and 50 similar items

Brand NEW! Including 90 Days USA Factory Warranty. Dayton Audio's ND25FN-4 compact soft dome tweeter element features high output and smooth, low-distortion sound. The high-strength neodymium motor features an aluminum heat sink for cool operation and reduced power compression. Highlights 1" treated silk dome diaphragm Faceplate-free design enables versatile custom mounting High-strength neodymium motor with heatsink and ferrofluid cooling Extremely smooth and extended treble response beyond 22 kHz Perfect for use with a waveguide or custom mounting plate Dayton Audio ND25FN-4 1" Silk Dome Neodymium Tweeter Element 4 Ohm Dayton Audio?s ND25FN-4 is a versatile 1" tweeter element for use in highly customized applications requiring smooth, clean treble output. The treated silk dome diaphragm delivers excellent detail and smoothness, while the high-strength neodymium magnet enables high output from an extremely compact size. The rear-mounted heatsink and ferrofluid-filled magnetic gap provide improved heat dissipation from the compact motor structure, for reduced power compression at high levels. A copper pole cap further reduces distortion and inductance effects. This element is identical to the round-faceplate ND25FA-4 model, but with no faceplate installed. It?s perfect for installation into a waveguide or a custom mounting plate, or in limited clearance applications such as automotive A-pillars. Simply bond the unit in place from behind, and prepare to be surprised at the clean, detailed output! Product Specifications Tweeter Type - Soft Dome Cone / Dome Diameter - 1" Impedance - 4 ohms Power Handling (RMS) - 20 Watts Frequency Response - 2,500 to 20,000 Hz Sensitivity - 90 dB 2.83V/1m Thiele-Small Parameters Resonant Frequency (Fs) - 1,350 Hz DC Resistance (Re) - 3.20 ohms Voice Coil Inductance (Le) - 0.04 mH Mechanical Q (Qms) - 3.87 Electromagnetic Q (Qes) - 2.61 Total Q (Qts) - 1.56 Mounting Information Overall Outside Diameter - 1.61" Cutout Diameter - 1.34" Depth - 0.83" - All international buyers are responsible for all tax, duties and/or customs fees.