คำอธิบาย

The NHP25F-4 includes a 2.5″ cast aluminum faceplate, however Dayton Audio does offer an optional 4.09″ (104 mm) and 4.33″ (110 mm) faceplate allowing this tweeter to be used as a drop in replace for many common sized tweeters. 

104mm Cast Aluminum Face Plate for NHP Tweeters

110mm Cast Aluminum Face Plate for NHP Tweeters

Product Specifications
Tweeter TypeSoft Dome
Cone / Dome Diameter1″
 
Impedance4 ohms
Power Handling (RMS)40 Watts
 
Frequency Response3,000 to 20,000 Hz
Sensitivity95 dB 2.83V/1m
 
Thiele-Small Parameters
Resonant Frequency (Fs)1,689 Hz
DC Resistance (Re)3.18 ohms
 
Voice Coil Inductance (Le)0.03 mH
Mechanical Q (Qms)3.75
 
Electromagnetic Q (Qes)2.04
Total Q (Qts)1.32
 
Mounting Information
Overall Outside Diameter2.51″
Cutout Diameter1.58″
 
Depth0.71″