TSB-15-500

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TSB-15-500TSB-15-500TSB-15-500TSB-15-500
back side of the TSB-15-500
front side of the TSB-15-500
terminal of the TSB-15-500
side of the TSB-15-500
ToneSpeak's seven year warranty logo
RoHS-Compliant logo
Made-in-Minnesota logo
ISO 9001-2015 certification logo
Klippel-verified logo

Unleash the full potential of your bass with the TSB-15-500, a 15-inch bass guitar speaker engineered for deep, rich, and powerful tones. Featuring an advanced 3-inch inside/outside copper voice coil, this speaker delivers exceptional responsiveness and clarity, ensuring every bass note cuts through with precision.

Powered by an 11 oz. neodymium magnet, the TSB-15-500 maintains a lightweight design without sacrificing impact. With 500 watts AES and an impressive 1,000 watts program power handling, it provides the depth and projection needed for even the most demanding performances. The paper cone with a cloth M-roll surround enhances resonance, offering a smooth yet powerful low-end response.

Key Features:

  • 15-inch (381 mm) bass guitar speaker with pressed steel frame
  • 500 watts AES / 1,000 watts program power handling
  • 11 oz. neodymium magnet for high-powered, lightweight performance
  • 3-inch inside/outside wound copper voice coil with fiberglass former
  • Paper cone with cloth M-roll surround for deep, articulate bass
  • High sensitivity (99.9 dB SPL) for superior projection

For bassists who demand uncompromising power, clarity, and responsiveness, the TSB-15-500 delivers industry-leading performance in a lightweight package.

sensitivity & impedance curves

Input: 2.83 volts measured at 1 Meter

frequency and impedance response graph of the ToneSpeak TSB-15-500
0 deg response
30 deg response
60 deg response
impedance

general specifications

Nominal Diameter (in & mm)15" (381 mm)
Nominal Impedance (Z) (Ω)
Rated Power IEC268-5 (W)500
Program Power (W)1000
Magnet Weight (g)312
Voice Coil Diameter (mm)76.2
Sensitivity (dB SPL)99.9
Frequency Range (Hz)40 - 4000

small signal parameters

Resonant Frequency (Fs) (Hz) +/- 15%37
DC Resistance (Re) (Ω)5.81
Voice Coil Inductance (Le) (mH)0.69
Moving Mass (Mms) (gm)80.9
Suspension Compliance (Cms) (mm/N)0.15
Motor Force Factor (BL) (T•M)20.1
Mechanical Q Factor (Qms)13.56
Electrical Q Factor (Qes)0.34
Total Q Factor (Qts)0.33
Compliance Equivalent Volume (Vas) (L)150.66
Surface Area of Diaphragm (Sd) (cm²)855.3

material description

Basket TypePressed Steel
Magnet MaterialNeodymium
Cone Body MaterialPaper
Cone Surround MaterialCloth
Dust Cap MaterialFelt
Spider Material
Voice Coil Wire MaterialCopper
Voice Coil Former MaterialFiberglass
Voice Coil Winding StyleInside / Outside

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