Primus P143 - Loudspeaker INFINITY - Free user manual and instructions
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| Product Type | Bookshelf Loudspeaker |
| Brand | Infinity |
| Model | Primus P143 |
| Speaker Type | 2-way bass reflex |
| Woofer | 4-inch CMMD cone |
| Tweeter | 3/4-inch CMMD dome |
| Frequency Response | 60 Hz – 20 kHz |
| Sensitivity | 86 dB (2.83V @ 1m) |
| Impedance | 8 ohms |
| Recommended Amplifier Power | 10 – 100 watts per channel |
| Crossover Frequency | 2.5 kHz |
| Enclosure Type | Bass reflex with front-firing port |
| Dimensions (H x W x D) | 12.2 x 7.1 x 8.7 inches (310 x 180 x 220 mm) |
| Weight | 10 lbs (4.5 kg) each |
| Finish | Black or cherry wood grain vinyl |
| Magnetic Shielding | Yes, for safe placement near CRT TVs |
| Connections | 5-way gold-plated binding posts |
| Recommended Placement | Bookshelf or speaker stand, at ear level |
| Cleaning Instructions | Wipe with a soft, dry cloth; do not use solvents |
| Safety Warnings | Do not expose to moisture or excessive heat |
Frequently Asked Questions - Primus P143 INFINITY
How should I position the Primus P143 speakers for best sound?
Place speakers at ear level and form an equilateral triangle with your listening position. Angle them slightly toward you. Keep them away from walls to avoid bass boom.
Can I use the Primus P143 as rear surround speakers?
Yes, the Primus P143 works well as surround speakers. Their compact size and magnetic shielding allow flexible placement.
How do I connect the Primus P143 to my amplifier?
Use the 5-way binding posts to connect speaker wire. Ensure the amplifier is off, connect positive to positive and negative to negative, and tighten securely.
What is the recommended amplifier power?
The speakers handle 10 to 100 watts per channel. Higher power is fine with careful volume control, but avoid clipping.
How should I clean the speaker cabinets?
Wipe with a soft, dry cloth. Do not use water, solvents, or abrasive cleaners. Vacuum the grille gently if needed.
Are the speakers magnetically shielded?
Yes, the Primus P143 are magnetically shielded, so they can be placed near televisions without causing interference.
Can I bi-wire the Primus P143?
Yes, the binding posts allow bi-wiring or bi-amping. Remove the shorting straps and connect separate cables to each pair.
What type of speaker wire should I use?
Use 16-gauge or thicker wire for runs up to 20 feet. Ensure polarity is consistent for both speakers.
How do I break in new speakers?
Play music at moderate levels for 20-30 hours. This allows the drivers to loosen up and reach optimal performance.
What should I do if there is no sound?
Check amplifier, speaker wire connections, and source input. Ensure the speaker selector is on. Test with another speaker if possible.
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USER MANUAL Primus P143 INFINITY
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Product information
Brand : INFINITY
Model : Primus P143
Category : Loudspeaker