1.5-inch compression driver · 86 mm voice coil · 100 W
B&C DE991TN 8Ω
800–17000 Hz
No price for delivery to the UK
- SPL
- 108dB
- Pe
- 100W
- Xover
- 1000Hz
- Throat
- 36mm
- VC
- 86mm
Published graphs
B&C DE991TN is a 1.5-inch 8 ohm compression driver rated at 100 W RMS. The source-backed specifications include sensitivity 108 dB, range from 800 Hz, to 17000 Hz, throat 36 mm. bits tracks UK, EU and US shop prices, price movement, and datasheet links, with a current best price of £298.23.
Source-backed specifications
Thiele/Small
- Le
- 0.10mH
Motor and cone
- Voice coil
- 86mm
- Flux density
- 1.94T
Power and response
- Sensitivity
- 108dB
- Power
- 100W
- Nominal power
- 100W
- Impedance
- 8Ω
- Min. impedance
- 7.8Ω
- Range
- 800–17000Hz
- Crossover
- 1000Hz
- Throat
- 36mm
Size and mounting
- Diameter
- 115mm
- Depth
- 64mm
- Weight
- 2kg
Everything else B&C lists
HF
- Le
- 0.10mH
- SPL
- 108dB
- Power
- 100W
- Impedance
- 8Ω
- Flux density
- 1.94T
- Sensitivity
- 108dB
- Low limit
- 800Hz
- Nominal power
- 100W
- High limit
- 17000Hz
- Throat
- 36mm
- Manufacturer sensitivity
- 108dB
- Min. impedance
- 7.8Ω
- Voice coil
- 86mm
- Crossover
- 1000Hz
- Weight
- 2kg
- Diameter
- 115mm
- Depth
- 64mm
- Depth
- 64 mm (2.52 in)
- Inductance
- 0.1 mH
- Net weight
- 2 kg (4.41 lb)
- Sensitivity
- 108 dB
- Flux density
- 1.94 T
- Shipping box
- 120x120x65 mm (4.72x4.72x2.56 in)
- Shipping units
- 1 pcs
- Frequency range
- 0.8 kHz - 17 kHz
- Shipping weight
- 2.04 kg (4.49 lb)
- Throat diameter
- 36 mm (1.4 in)
- Overall diameter
- 115 mm (4.53 in)
- Winding material
- Aluminium
- Minimum impedance
- 7.8 Ω
- Nominal impedance
- 8 Ω
- Diaphragm material
- Titanium
- Voice coil diameter
- 86 mm (3.4 in)
- Recommended crossover
- 1 kHz
- Nominal power handling
- 100 W
- Continuous power handling
- 200 W
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
JP Leisure Not currently listed · Last seen 7 Aug 2026 | £252.16 | In stock | Visit shop at JP Leisure | |
Blue Aran 4-6 weeks | £278.05 | Usually available in 4-6 weeks | Visit shop at Blue Aran |