1. Izdelek je končanview
The NVX VADM4v2 is a powerful and compact 4-channel Class D amplifier designed for a wide range of applications including car, marine, UTV, and motorcycle audio systems. It delivers robust audio performance with advanced features for optimal sound customization.
Figure 1: NVX VADM4v2 4-Channel Class D Amplifier. This image shows the top-down view od amplifier, highlighting its compact design and NVX branding.
Ključne značilnosti:
- Zmogljiva zmogljivost: Peak power rating of 800 Watts and RMS power output ranging from 80 watts x 4 channels at 4 ohms to 125 watts x 4 channels at 2 ohms.
- Kompaktna zasnova: Utilizes Micro Class D technology for an extremely compact form factor, measuring just 6.49" L x 3.3" W x 1.48" H.
- Marine Certified Durability: Built with a conformal coated marine-grade circuit board to withstand harsh marine environments.
- Napredne funkcije: LED power and protect indicators, 4-way protection circuitry (thermal, overload, speaker short protection, and DC offset), balanced differential inputs, and low-level RCA inputs.
- Versatile Audio Customization: Selectable crossover modes (FULL, HPF, LPF), variable high-pass and low-pass filters (40-400 Hz), and a wide frequency range of 20-20,000 Hz.
Figure 2: The NVX VADM4v2 amplifier is suitable for various applications including cars, trucks, SUVs, motorcycles, UTVs, ATVs, and marine vessels.
2. Varnostne informacije
Med namestitvijo in delovanjem vedno upoštevajte naslednje varnostne ukrepe:
- Preden začnete z električnimi deli, odklopite akumulator vozila.
- Poskrbite za pravilno ozemljitev, da preprečite nevarnosti električnega toka.
- Use appropriate gauge wiring for power and speaker connections.
- Namestite amplifier securely in a well-ventilated area to prevent overheating.
- Izogibajte se izpostavljanju amplifier to extreme temperatures or direct sunlight.
- Ne poskušajte odpreti ali spremeniti amplifier. Refer servicing to qualified personnel.
3. Vsebina paketa
Preverite, ali so v paketu prisotni vsi elementi:
- NVX VADM4v2 4-Channel Class D Amplifier
- Kabelski snopi (napajanje, zvočnik, RCA vhodi)
- Montažna oprema
- Navodila za uporabo
Figure 3: Included wiring harnesses and RCA cables for the NVX VADM4v2 amplifier, facilitating easy connection to your audio system.
4. Nastavitev in namestitev
4.1 Montaža Amplifier
Za montažo izberite varno in dobro prezračeno mesto amplifier. Ensure it is protected from direct moisture and excessive heat. Use the provided mounting hardware to secure the amplifier.
Slika 4: stran view of the NVX VADM4v2 amplifier, showing its compact profile suitable for various mounting locations.
4.2 Žične povezave
Refer to the wiring diagrams below for proper connections. Ensure all connections are secure and insulated.
Slika 5: Bližnji posnetek view of the power input and speaker output terminals on the NVX VADM4v2 amplifier. Connections include GND (Ground), REM (Remote Turn-On), +12V (Power), and speaker outputs for CH1-CH4.
- Napajanje (BATERIJA +12V): Connect to the positive terminal of the vehicle's battery via an appropriate fuse.
- Ozemljitev (GND): Connect to a solid, clean metal point on the vehicle's chassis.
- Daljinski vklop (REM): Connect to the remote output of your head unit or an ignition-switched 12V source.
- Speaker Outputs (CH1-CH4): Connect your speakers to the corresponding channels. Ensure correct polarity and impedance matching (2-4 ohms stable).
- Način vnosa: Select between 2CH or 4CH input mode based on your head unit's output.
Figure 6: Control panel of the NVX VADM4v2 amplifier, showing gain controls, crossover switches (LPF/HPF/FULL), and input mode selection.
4.3 Input Signal Connection
The VADM4v2 supports both low-level (RCA) and high-level inputs.
- Nizkonapetostni vhod (RCA): Priključite RCA kable iz predojačevalnih izhodov glavne enote na amplifierjevi RCA vhodi.
- Vhod na visoki ravni: If your head unit does not have RCA outputs, use the provided high-level input harnesses to connect directly to your head unit's speaker outputs.
5. Upravljanje Amplifier
5.1 Prilagoditev ojačanja
Adjust the GAIN knobs for each channel to match the output voltagvaše glavne enote. Začnite z minimalnim ojačanjem in ga počasi povečujte, dokler ne dosežete želene glasnosti brez popačenja.
5.2 Nastavitve križanja
The VADM4v2 features selectable crossover modes and variable filters:
Slika 7: Podrobno view of the crossover controls on the NVX VADM4v2 amplifier, including LPF/HPF/FULL switches and variable frequency knobs.
- POLNO: Full-range output, no filtering applied.
- HPF (visokoprepustni filter): Allows frequencies above the set point to pass through. Useful for full-range speakers to prevent distortion from low bass.
- LPF (nizkopasovni filter): Allows frequencies below the set point to pass through. Ideal for subwoofers.
- FREQ (Frequency Knob): Adjusts the cutoff frequency for HPF or LPF modes (40-400 Hz).
6. Vzdrževanje
To ensure longevity and optimal performance of your NVX VADM4v2 ampdvigalo:
- Obdrži ampČistilec naj bo čist in brez prahu in umazanije. Za čiščenje uporabite mehko, suho krpo.
- Zagotovite zadosten pretok zraka okoli amplifier za preprečevanje pregrevanja.
- Redno preverjajte vse ožičene povezave glede tesnosti in korozije.
- Izogibajte se izpostavljanju amplifier to harsh chemicals or solvents.
7. Odpravljanje težav
| Težava | Možen vzrok | rešitev |
|---|---|---|
| Ni napajanja / LED za zaščito sveti | Blown fuse, poor power/ground connection, remote wire disconnected. | Check/replace fuse, verify power/ground connections, ensure remote wire is connected and receiving 12V. |
| Brez izhoda zvoka | Incorrect input connections, speaker wires disconnected, gain too low. | Verify RCA/high-level inputs, check speaker connections and polarity, adjust gain settings. |
| Izkrivljen zvok | Gain set too high, incorrect crossover settings, speaker impedance mismatch. | Lower gain, adjust crossover filters, ensure speakers match ampnazivna impedanca napajalnika. |
| AmpPregrevanje gorilnika | Nezadostno prezračevanje, prenizka impedanca, dolgotrajna uporaba pri velikih količinah zvoka. | Ensure proper airflow, check speaker impedance, reduce volume or allow cooling. |
8. Specifikacije
| Funkcija | Specifikacija |
|---|---|
| Številka modela | VADM4v2 |
| Moč RMS (4 ohme) | 80 W x 4 kanali |
| Moč RMS (2 ohme) | 125 W x 4 kanali |
| Največja moč | 800 W |
| Število kanalov | 4 |
| Frekvenčni odziv | 20Hz - 20,000Hz |
| Crossover načini | FULL / HPF / LPF |
| Variable Filters | 40-400 Hz |
| Dimenzije (D x Š x V) | 6.49 cm x 3.3 cm x 1.48 cm |
| voltage | 12 volta |
| Material | Electronic-Grade Circuit Board Material |
| Posebne lastnosti | Marine-grade, 4-way protection circuitry (thermal, overload, speaker short, DC offset) |
Figure 8: The NVX VADM4v2 amplifier is 2-ohm stable, allowing for flexible speaker configurations.
Figure 9: The NVX VADM4v2 features a Pulse Width Modulated (PWM) MOSFET power supply and 4-way protection circuitry for enhanced reliability and performance.
9. Informacije o garanciji
NVX products are designed and manufactured to the highest quality standards. This product is covered by a limited warranty against defects in materials and workmanship. Please refer to the official NVX webZa posebne garancijske pogoje si oglejte spletno mesto ali dokumentacijo o nakupu.
10. Podpora
For technical assistance, troubleshooting, or warranty inquiries, please contact NVX customer support through the official NVX webspletno mesto ali vašega pooblaščenega prodajalca.
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