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Technical Highlights
- Copper voice coil, water-repellent membrane, 4 ohm impedance.
- Double wave surrounds, 90-7k Hz frequency response.
- High SPL results, 101 dB SPL.
- More technical details
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SPL Show SV 250.1 (B-stock) by Hertz
The SPL Show SV 250.1 (B-stock) from Hertz is a 10-inch mid-bass speaker with a nominal power handling of 250 watts RMS and a peak power handling of 500 watts. The technical design includes a copper voice coil with a diameter of 50 mm and a water-resistant diaphragm made of ultra-light pressed paper. The magnet material is high-density flux ferrite with dimensions of 155 x 70 x 20 mm. The suspension features a double-waved, damped fabric surround. The device has an impedance of 4 ohms and covers a frequency range from 90 Hz to 7 kHz. This B-stock item is technically flawless and may have cosmetic defects or damaged original packaging.
- 10-inch (25 cm) mid-bass speaker
- Power handling: 250 watts RMS
- Power handling: 500 watts Peak
- Diaphragm made of ultra-light pressed paper
- Water-resistant paper diaphragm
- Double-waved damped fabric surround
- Copper voice coil with a diameter of 50 mm
- High-density flux ferrite magnet
- Weight: 4 kg
- B-stock status: Technically flawless
- Impedance: 4 ohms
- Frequency response: 90 Hz - 7000 Hz
- Sensitivity: 101 dB
- DC resistance (Re): 3.3 ohms
- Resonance frequency (Fs): 90 Hz
- Equivalent volume (Vas): 20 liters
- Moving mass (Mms): 26.5 g
- Compliance (Cms): 0.12 mm/N
- Force factor (BL): 10.7 T*m
- Total Q factor (Qts): 0.4
- Electrical Q factor (Qes): 0.42
- Mechanical Q factor (Qms): 12.1
- Outer diameter (A): 257 mm
- Cutout diameter (B): 232 mm
- Total depth (C): 108 mm
- Mounting depth (D): 101 mm

