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General| Brand | Yamaha |
|---|---|
| Model | PN90 |
| Category | Speaker System |
| Language | English |
Avoid adverse environmental conditions like heat, humidity, dust, and unstable surfaces for optimal speaker performance.
Proper power sequence for amplifiers and speakers to prevent pops and damage.
Match amplifier power output and avoid clipping, feedback, and distorted signals to prevent speaker damage.
Explanation of the self-resetting poly switch that protects the high-frequency driver from excessive power.
Warning about potential hearing loss from high sound levels and advice to consult an audiologist.
Guidelines for safely mounting speakers on stands, including stability and proper fit.
Handles are for transportation only; suspension requires qualified engineers and specific hardware.
Instructions for preparing S115IVA-OAK speakers for suspension using ATM Fly-Ware rigging hardware.
Illustrates audio connections for a standard setup using two speaker systems.
Explains how to connect multiple speaker systems in parallel using the amplifier output.
Details the standard input terminals and wiring for 1/4" phone jacks.
Shows audio connections for a system using SW118IV Subwoofers and a PN90 Crossover Network.
Key points regarding PN90 connection, polarity reversal, and unbalanced connectors.
Detailed specifications for SM10IV, SM12IV, and SM15IV series speaker systems.
Detailed specifications for the SW118IV subwoofer, including unit dimensions.
Detailed specifications for the PN90 crossover network, including connectors and weight.
Charts showing frequency response and impedance for various speaker models.
Frequency response and impedance curves for the SM10IV/SM10IV-OAK speaker systems.
Frequency response and impedance curves for the S112IV/SM12IV/S112IV-OAK speaker systems.
Frequency response and impedance curves for the S115IV/SM15IV series speaker systems.
Frequency response and impedance curves for the SW118IV subwoofer.
Horizontal directivity patterns for SM10IV/SM10IV-OAK speakers at different frequencies.
Horizontal directivity patterns for S112IV/SM12IV/S112IV-OAK speakers at different frequencies.
Horizontal directivity patterns for S115IV/SM15IV series speakers at different frequencies.
Vertical directivity patterns for SM10IV/SM10IV-OAK speakers at different frequencies.
Vertical directivity patterns for S112IV/SM12IV/S112IV-OAK speakers at different frequencies.
Vertical directivity patterns for S115IV/SM15IV series speakers at different frequencies.
