Pure PRK165.2 - Pregnant Helix - Free user manual and instructions
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| Type | Component Speaker System |
| Model | Pure PRK165.2 |
| Brand | Helix |
| Speaker Size | 165 mm (6.5 inches) |
| Impedance | 4 Ohms |
| Power Handling (RMS) | 60 Watts |
| Power Handling (Peak) | 120 Watts |
| Sensitivity | 91 dB (2.83V/1m) |
| Frequency Response | 50 Hz - 25 kHz |
| Magnet Material | Neodymium |
| Woofer Cone Material | Polypropylene with rubber surround |
| Tweeter Type | Textile dome, 25 mm (1 inch) |
| Crossover Type | External 12 dB/octave |
| Mounting Depth | 65 mm |
| Cutout Diameter | 142 mm |
| Weight (per speaker) | Approx. 0.45 kg |
| Recommended Amplifier Power | 30 - 120 Watts RMS per channel |
| Protection | Overload, short-circuit, thermal protection |
| Installation | Car door or custom enclosure, use included mounting hardware |
| Warranty | 2 years |
| Manual Languages | DE, EN |
Frequently Asked Questions - Pure PRK165.2 Helix
What is the recommended amplifier power for the Helix Pure PRK165.2?
The recommended amplifier power is between 30 and 120 Watts RMS per channel for optimal performance.
Can I install these speakers in any car?
The PRK165.2 is a 6.5-inch component system designed for universal fit. Check mounting depth (65 mm) and cutout diameter (142 mm) before installation.
What is the difference between RMS and peak power handling?
RMS (60W) is the continuous power the speaker can handle, while peak (120W) is the maximum short-term burst. Use RMS as the reference for amplifier matching.
Is a crossover included?
Yes, the system includes an external 12 dB/octave crossover to split frequencies between woofer and tweeter.
How do I clean the speakers?
Wipe gently with a dry, soft cloth. Do not use water, solvents, or abrasive cleaners to avoid damaging the cone and surround.
What is the sensitivity rating of the PRK165.2?
Sensitivity is 91 dB (2.83V/1m), meaning it produces decent volume with moderate amplifier power.
Can I use these speakers without an amplifier?
While possible with a head unit, a dedicated amplifier is recommended to fully utilize the speaker's performance and avoid distortion.
Are installation instructions included?
Yes, the package includes a user manual with installation steps, wiring diagram, and safety precautions.
What is the warranty period?
Helix provides a 2-year warranty against manufacturing defects. Keep your purchase receipt.
How do I ensure proper polarity when connecting?
Connect positive (+) to positive and negative (-) to negative. Incorrect polarity causes phase cancellation and poor bass response.
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