Integrated with a resin panel and speaker frame, the PC-648R is the ceiling mount speaker with a metal attached. It features spring clamp mechanism for easy speaker mounting to the ceiling. The input impedance can be easily changed by changing the tap position of the transformer.
Rated Input: 6 W (100 V line), 3 W (70 V line)
Rated Impedance: 100 V line: 1.7 kΩ (6 W), 3.3 kΩ (3 W), 10 kΩ (1 W)
70 V line: 1.7 kΩ (3 W), 3.3 kΩ (1.5 W), 10 kΩ (0.5 W)
Sensitivity: 90 dB (1 W, 1 m) (500 – 5,000 Hz, pink noise)
Frequency Response: 100 – 18,000 Hz (peak -20 dB)
Speaker Component: 12 cm (5″) cone-type
Dimensions for Fixing Hole Mounting hole: φ145±5 mm (φ5.71″±0.2″)
Ceiling thickness: 5 – 25 mm (0.2″ – 0.98″)
Speaker Mounting Method Spring clamp
Finish Baffle: Polypropylene resin, off-white (RAL 9010 or equivalent color)
Grille: Surface-treated steel plate net, off-white (RAL 9010 or equivalent color),
paint
Dimensions φ168 x 77 (D) mm (φ6.61″ x 3.03″)
Weight 470 g (1.04 lb)
Additional information
| Weight | 0,47 kg |
|---|






Rated Input: 6 W (100 V line), 3 W (70 V line)
Rated Impedance: 100 V line: 1.7 kΩ (6 W), 3.3 kΩ (3 W), 10 kΩ (1 W)
70 V line: 1.7 kΩ (3 W), 3.3 kΩ (1.5 W), 10 kΩ (0.5 W)
Sensitivity: 90 dB (1 W, 1 m) (500 – 5,000 Hz, pink noise)
Frequency Response: 100 – 18,000 Hz (peak -20 dB)
Speaker Component: 12 cm (5″) cone-type
Dimensions for Fixing Hole Mounting hole: φ145±5 mm (φ5.71″±0.2″)
Ceiling thickness: 5 – 25 mm (0.2″ – 0.98″)
Speaker Mounting Method Spring clamp
Finish Baffle: Polypropylene resin, off-white (RAL 9010 or equivalent color)
Grille: Surface-treated steel plate net, off-white (RAL 9010 or equivalent color),
paint
Dimensions φ168 x 77 (D) mm (φ6.61″ x 3.03″)
Weight 470 g (1.04 lb)