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General| Brand | Yamaha |
|---|---|
| Model | SM12IV |
| Category | Speaker System |
| Language | English |
Avoid extreme temperatures, humidity, dust, vibration, and unstable surfaces for speaker placement.
Turn amplifier on last and off first to prevent pops and damage to speakers and connected equipment.
Always power off components before connecting or disconnecting cables to prevent damage.
Disconnect cables before moving system components to prevent shorts or cable breakage.
Ensure correct +/- polarity for balanced sound and to avoid interference between speakers.
Match amplifier power to speaker capacity and avoid signal clipping, distorted signals, and feedback.
Internal protection for high-frequency drivers against excessive power; reset procedure included.
Connect speakers in parallel for stable performance with compatible amplifiers, up to two per channel.
Details on connecting speaker leads using standard 1/4" phone jacks and appropriate unshielded cables.
Specific connection example for SW118IV subwoofers and PN90 crossover, including polarity correction.
Technical data for SM10IV, SM12IV, SM15IV series speakers, including response, power, and dimensions.
Technical data for SW118IV subwoofer and PN90 crossover, covering frequency, power, and dimensions.
Graphs showing frequency response and impedance for SM10IV, S112IV, S115IV, and SW118IV models.
Polar plots illustrating horizontal sound dispersion at different frequencies for SM10IV, S112IV, and S115IV series.
Polar plots illustrating vertical sound dispersion at different frequencies for SM10IV, S112IV, and S115IV series.
