Estas en lo cierto, estas son.
Las características de las cajas serian estas:
JBL TLX600.
Type: 3 way, 3 driver loudspeaker system
Frequency Response: 40Hz to 25kHz
Recommended Amplifier: 10 to 160W
Crossover Frequency: 600, 3000Hz
Impedance: 8Ω
Sensitivity: 91dB
Bass: 1 x 240mm cone
Midrange: 1 x 100mm cone
Tweeter: 1 x 25mm dome
Finish: black
Dimensions: 590 x 310 x 297mm
JBL TLX600 Manual - 3-Way Loudspeaker System - HiFi Engine
Subwoofer JBL SUB 138:
Active Subwoofer Section
• Low Frequency Cut-off: 35Hz
• High Frequency Cut-off: 40Hz - 120Hz Variable
• Built-In Amplifier Power: 100 Watts RMS• Drive Units: 200mm Paper Cone Long Throw DriverBass Reflex Enclosure
• Dimensions (H x W x D): 450mm x 250mm x 360 mm
• Weight: 13.6kg
JBL SCS 138-178 SERVICE MANUAL Pdf Download.