รายละเอียด:
ลําโพงผนังติดตั้งครอบคลุมบริเวณกว้างและสามารถนำมาใช้เป็นเวลา 25, 70 และ 100 V สำหรับแอมป์แบบ line volt ระดับเสียงจะได้ยินสม่ำเสมอในตำแหน่งใด ๆ
Enclosure : Bass reflex type
Rated Input : 60 W (High Impedance)
Power Handling Capacity : Continuous pink noise: 90 W (8 Ω), 60 W (16 Ω)
Continuous program: 180 W (8 Ω), 120 W (16 Ω)
Impedance : 100 V line: 170 Ω (60 W), 330 Ω (30 W), 670 Ω (15 W), 3.3 kΩ (3 W)
70 V line: 83 Ω (60 W), 170 Ω (30 W), 330 Ω (15 W), 670 Ω (7.5 W), 3.3 kΩ (1.5 W)
25 V line: 83 Ω (7.5 W), 170 Ω (3.7 W), 330 Ω (1.9 W), 670 Ω (0.9 W), 3.3 kΩ (0.2 W)
16 Ω, 8 Ω
Sound Pressure Level : 91 dB (1 W, 1 m)
Frequency Response : 60 Hz - 20 kHz (-10 dB), 45 Hz - 20 kHz (-20 dB)
at installation in 1/2 free sound field
(Measured by installing the unit in the center of a ceiling.)
Speaker Component : High frequency: Dome-type, Low frequency: 16 cm cone-type
Mounting Hole : φ250 mm (Maximum ceiling thickness: 37 mm)
Input Terminal : Removable locking connector with screw-down terminals
(2 input terminals and 2 bridge terminals)
Usable Cable : Solid copper wire: φ0.5 - φ1.6 mm (equivalent to AWG No. 24 - 14)
Stranded copper wire: 0.2 - 2.5 m㎡ (equivalent to AWG No. 24 - 14)
Finish : Enclosure: Steel plate, plating
Baffle: Fire-resistant ABS resin (resin material grade: UL-94 V-0), black
Rim: Fire-resistant ABS resin (resin material grade: UL-94 V-0), white, paint
Punched net: Steel plate, white, paint
Dimensions : φ280 × 227 (D) mm
Weight : 5.1 kg (including mounting accessories)
Accessory : Panel ……1, Ceiling reinforcement ring ……1, Safety wire ……1, Paper pattern …1