HiVi B4N 4" Aluminum Midbass Round Frame
Bronze/aluminum alloy cones, rubber surrounds, cosmetic steel frames, and shielded motor structures are the distinguishing features of HiVi's B Series full-range speakers. The B4N drivers are capable of covering a wide portion of the audio spectrum, and the magnetically shielded design allows use in center channel and other multimedia applications.
| PRODUCT SPECIFICATIONS |
| Power Handling (RMS) |
25 Watts |
| Power Handling (max) |
50 Watts |
| Impedance |
8 ohms |
| Frequency Response |
50 to 3,000 Hz |
| Sensitivity |
85 dB 2.83V/1m |
| Voice Coil Diameter |
1" |
| THIELE-SMALL PARAMETERS |
| Resonant Frequency (Fs) |
56 Hz |
| DC Resistance (Re) |
6.5 ohms |
| Mechanical Q (Qms) |
3.91 |
| Electromagnetic Q (Qes) |
0.63 |
| Total Q (Qts) |
0.52 |
| Compliance Equivalent Volume (Vas) |
0.16 ft.³ |
| Mechanical Compliance of Suspension (Cms) |
1.11 mm/N |
| BL Product (BL) |
5.1 Tm |
| Diaphragm Mass Inc. Airload (Mms) |
6.8g |
| Maximum Linear Excursion (Xmax) |
3.2 mm |
| Surface Area of Cone (Sd) |
53 cm² |
| MATERIALS OF CONSTRUCTION |
| Cone Material |
Aluminum / Magnesium |
| Voice Coil Former |
Kapton® / Polyimide |
| Magnet Material |
Ferrite |
| MOUNTING INFORMATION |
| Overall Outside Diameter |
4.59" |
| Baffle Cutout Diameter |
3.66" |
| Depth |
2.85" |
| # Mounting Holes |
4 |
| OPTIMUM CABINET SIZE * |
| Sealed Volume |
0.08 ft.³ |
| Sealed F3 |
92 Hz |
| Vented Volume |
0.27 ft.³ |
| Vented F3 |
46 Hz |
| * Enclosure volume/F3s based on BassBox "optimum" calculations |
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