B&C DE7 is a 0.75-inch 4 ohm compression driver rated at 10 W RMS. The source-backed specifications include sensitivity 107 dB, range from 2000 Hz, to 18000 Hz, throat 19 mm. bits tracks UK, EU and US shop prices, price movement, and datasheet links, with a current best price of £34.35.
Source-backed specifications
Thiele/Small
Le
0.15mH
Motor and cone
Voice coil
25mm
Flux density
1.65T
Power and response
Sensitivity
107dB
Power
10W
Nominal power
10W
Impedance
4Ω
Min. impedance
4.7Ω
Range
2000–18000Hz
Crossover
2500Hz
Throat
19mm
Size and mounting
Diameter
62mm
Depth
35mm
Weight
0.17kg
Everything else B&C lists
HF
Le
0.15mH
SPL
107dB
Power
10W
Impedance
4Ω
Flux density
1.65T
Sensitivity
107dB
Low limit
2000Hz
Nominal power
10W
High limit
18000Hz
Throat
19mm
Manufacturer sensitivity
107dB
Min. impedance
4.7Ω
Voice coil
25mm
Crossover
2500Hz
Weight
0.17kg
Diameter
62mm
Depth
35mm
Depth
35 mm (1.37 in)
Inductance
0.15 mH
Net weight
0.17 kg (0.37 lb)
Sensitivity
107 dB
Flux density
1.65 T
Shipping box
65x55x40 mm (2.56x2.17x1.57 in)
Shipping units
1 pcs
Frequency range
2 kHz - 18 kHz
Shipping weight
0.18 kg (0.4 lb)
Throat diameter
19 mm (0.75 in)
Overall diameter
62 mm (2.44 in)
Winding material
Aluminium
Minimum impedance
4.7 Ω
Nominal impedance
4 Ω
Diaphragm material
Mylar
Voice coil diameter
25 mm (1 in)
Recommended crossover
2.5 kHz
Nominal power handling
10 W
Continuous power handling
20 W
02
Where to buy
Prices for delivery to the UK, including VAT. How prices work