DIY 3.1-A - Loudspeaker HiVi - Free user manual and instructions
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| Product Type | DIY 3.1-A 3-Way Floor-standing Speaker Kit |
| Brand | HiVi |
| Model | DIY 3.1-A |
| Speaker Type | 3-Way Bass-Reflex Loudspeaker |
| Drivers | 1-inch Silk Dome Tweeter, 4-inch Midrange, 8-inch Woofer |
| Frequency Response | 42 Hz - 20 kHz (±3 dB) |
| Sensitivity | 88 dB (2.83V/1m) |
| Nominal Impedance | 8 Ohms |
| Power Handling | 120 Watts RMS (240 Watts peak) |
| Recommended Amplifier Power | 20-200 Watts per channel |
| Crossover Frequencies | 500 Hz and 3 kHz |
| Enclosure Design | Vented box with front-firing port |
| Dimensions (W x H x D) | 260 x 1000 x 360 mm |
| Weight per Speaker | 18 kg |
| Cabinet Finish | High-gloss black vinyl over MDF |
| Connectors | Gold-plated binding posts (bi-wireable) |
| Accessories Included | Assembly manual, port tube, damping material, screws, and spikes |
| Assembly Time | Approximately 2-4 hours per pair |
| Recommended Tools | Soldering iron, screwdriver, wood glue (not included) |
| Maintenance | Wipe with a soft, dry cloth; avoid moisture and direct sunlight |
| Safety | Ensure the speaker is placed on a stable surface to prevent tipping |
| Spare Parts Availability | Individual drivers and crossover components available from authorized HiVi dealers |
Frequently Asked Questions - DIY 3.1-A HiVi
What is included in the HiVi DIY 3.1-A speaker kit?
The kit includes all necessary drivers (1" tweeter, 4" midrange, 8" woofer), the crossover network, bass-reflex port, damping material, screws, spikes, and a detailed assembly manual. You will need to supply the speaker cabinet (or build an enclosure) and finish it to your liking.
What tools are required to assemble the DIY 3.1-A?
You will need a soldering iron for the crossover connections, a screwdriver for mounting drivers, and wood glue for cabinet assembly if you build the enclosure yourself. Basic measuring tools are also helpful.
How do I connect the speaker to my amplifier?
Use high-quality speaker wire and connect to the gold-plated binding posts on the rear of each speaker. If you are using a single amplifier, connect the positive and negative terminals on at least one set of posts; the terminals are linked by jumpers. For bi-wiring/bi-amping, remove the jumpers and connect the separate sets.
What is the recommended room placement for best sound?
Place the speakers at least 0.5 meters from the rear wall to avoid bass boom. For a centered stereo image, angle them slightly toward the listening position and keep them at ear height. Bass response may be tuned by adjusting the port position or using foam plugs.
How should I maintain the speakers?
Clean the cabinet with a soft, dry cloth. Do not use solvents or abrasive cleaners. Periodically check the speaker terminals for oxidation and tighten connections. Keep drivers away from moisture and strong magnetic fields.
Can I use the DIY 3.1-A as part of a home theater system?
Yes, the DIY 3.1-A can serve as front left/right channels in a home theater setup. For optimal performance, pair it with a powered subwoofer and a center channel. Its high sensitivity and linear response make it ideal for both music and film.
What is the power handling and sensitivity of the speaker?
The speaker has a power handling of 120 Watts RMS and a sensitivity of 88 dB. It is compatible with amplifiers from 20 to 200 watts per channel. Use an amplifier rated appropriately to avoid clipping and potential driver damage.
Are spare parts available if a driver is damaged?
Yes, HiVi offers replacement drivers and crossover components through authorized dealers. You can also contact HiVi customer support for part numbers and purchasing options. The modular design simplifies repairs.
Does the DIY 3.1-A require a specific crossover setting?
The kit includes a pre-assembled crossover network designed for the provided drivers. Simply solder the drivers to the crossover connections according to the manual. There are no adjustable settings needed; the crossover ensures a seamless transition between the tweeter, midrange, and woofer.
What finish options are available for the DIY 3.1-A?
The kit itself is unfurnished, providing flexibility to choose your own finish. Many builders apply a veneer or paint to the MDF cabinets. Pre-made cabinets are sometimes sold separately in black ash or cherry wood. Check the manual for recommended cabinet dimensions and port tuning.
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USER MANUAL DIY 3.1-A HiVi
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Product information
Brand : HiVi
Model : DIY 3.1-A
Category : Loudspeaker