JBL Control 28-1

Ηχείο 2 δρόμων, 8+1, 240W program, 8Ω, 100V & 70V, διασπορά 100°x100°, 45Hz-20kΗz (-10dΒ), 118dB peak, προστασία υπερφόρτωσης, weather resistant, μαύρο χρώμα. Συσκευασία 2 τεμ., με σύστημα ανάρτησης invisiball. Τιμολογείται ανά τεμ. (386H x 282W x 219D mm). 6,8 Kg.

Χαρακτηριστικά:

• Frequency Range (-10 dB): 45 Hz to 20 kHz
• Frequency Response (+/-3 dB): 62Hz - 16 kHz
• Power Rating: 240 W Continuous Program (2 hrs) 
• 120 W (480W peak), Continuous Pink Noise (2 hrs) : 
• 90 W (360W peak) Continuous Pink Noise (100 hrs): 
• Maximum Input Voltage: 27.5 V RMS (2 hrs), 55.0 V peak
• Maximum SPL: 112 dB ave. Continuous Pink Noise (118 dB peak)
• Sensitivity: 91 dB, 1W/1m (ave. 100 Hz – 10 kHz)
• Coverage Angle: 100° x 100°
• Directivity Factor (Q): 7.3 (averaged 1kHz – 16kHz)
• Directivity Index (DI): 8.3dB (averaged 1kHz – 16kHz)
• Nominal Impedance: 8 ohms (THRU setting)
• Crossover Type: 2nd order low-pass, 1st order high-pass, plus conjugate shaping
• Transformer Taps: 70V: 60W, 30W, 15W, 7.5W100V: 60W, 30W, 15W , Insertion Loss: <0.94 dB at any tap setting, Thru Setting: 8Ω nominal
• High Frequency Driver: 25 mm (1 in) PEI diaphragm, low-viscosity ferro-magnetic fluid, and lightweight Kapton™ voice coil former.