Specifications
- Brand: Bosch
- Model: LB20-PC60-8L
- Product number: F.01U.331.741
- Type: Two-way full-range surface-mount loudspeaker
- Configuration: 2-way
- LF driver: 8-inch (203 mm)
- HF driver: 1-inch (25 mm)
- Frequency response (-3 dB): 70 Hz - 20 kHz
- Frequency response (-10 dB): 50 Hz - 20 kHz
- Sensitivity: 90 dB
- Maximum calculated SPL: 110 dB
- Peak SPL: 116 dB
- Power handling: 90 W
- Peak power handling: 360 W
- Line transformer: 60 W
- Rated input voltage: 70 V / 100 V
- 70 V taps: 7.5 W / 15 W / 30 W / 60 W / 8 Ω
- 100 V taps: 15 W / 30 W / 60 W / 8 Ω
- Nominal impedance: 8 Ω
- Minimum impedance: 6 Ω
- Recommended high-pass filter: 50 Hz, 24 dB/octave
- Horizontal coverage angle: 90°
- Vertical coverage angle: 90°
- Connectors: Captive screw terminals and locking 4-pin Euroblock
- Maximum wire size: 12 AWG / 2.5 mm²
- IP rating: IP54
- Enclosure material: Fire-rated ABS plastic
- Color: White RAL 9003
- Mounting: Wall or ceiling
- Horizontal mounting adjustment: Up to 90°
- Vertical mounting adjustment: Up to 45°
- Dimensions (H × W × D): 390 × 250 × 224 mm
- Net weight: 5.8 kg per speaker
- Shipping weight: 14.8 kg per pair
- Packaged quantity: 2 loudspeakers