Beyma CD-171Fe/PK (8 Ω) Compression Driver

Technical Specifications

• Throat Diameter: 25.4 mm (1 in)

• Rated Impedance: 8 Ω

• Minimum Impedance: 6.1 Ω

• DC Resistance: 4.1 Ω

• AES Power Capacity: 80 W above 1.4 kHz

• Program Power: 160 W above 1.4 kHz

• Sensitivity: 109 dB (1W/1m, coupled to TD-164 horn, averaged 2–7 kHz)

• Frequency Range: 0.8 – 20 kHz

• Recommended Crossover: 1.4 kHz or higher (12 dB/octave min.)

• Voice Coil Diameter: 44.4 mm (1.75 in)

• Flux Density: 1.6 T

• Bl Factor: 5.4 N/A

Dimensions & Mounting

• Overall Diameter: 120 mm (4.72 in)

• Depth: 59 mm (2.32 in)

• Mounting Options:

  • 3 × M5 threaded holes, 120° apart on 57 mm (2.24 in) bolt circle

  • 2 × M5 threaded holes, 180° apart on 76.2 mm (3 in) bolt circle

• Net Weight: 2.3 kg (5 lb)

• Shipping Weight: 2.4 kg (5.3 lb)