1. 제품 오버view
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 의 amplifier, highlighting its compact design and NVX branding.
주요 특징:
- 강력한 성능: 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.
- 컴팩트한 디자인: 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.
- 고급 기능: 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. 안전 정보
설치 및 작동 중에는 항상 다음 안전 예방 조치를 준수하세요.
- 전기 작업을 시작하기 전에 차량의 배터리를 분리하세요.
- 전기 위험을 방지하기 위해 적절한 접지를 확인하십시오.
- 전원 및 스피커 연결에는 적절한 굵기의 전선을 사용하십시오.
- 마운트하다 amp과열을 방지하기 위해 앰프를 통풍이 잘 되는 곳에 안전하게 설치하십시오.
- 노출을 피하십시오 amplifier to extreme temperatures or direct sunlight.
- 제품을 열거나 수정하려고 시도하지 마십시오. amp증폭기. 서비스는 자격을 갖춘 전문가에게 맡기십시오.
3. 패키지 내용
패키지에 모든 품목이 들어 있는지 확인하세요.
- NVX VADM4v2 4-Channel Class D Amp리퍼
- Wiring Harnesses (Power, Speaker, RCA inputs)
- 장착 하드웨어
- 사용 설명서
Figure 3: Included wiring harnesses and RCA cables for the NVX VADM4v2 amplifier, facilitating easy connection to your audio system.
4. 설정 및 설치
4.1 장착 Amp리퍼
안전하고 통풍이 잘 되는 장소를 선택하여 설치하십시오. amplifier. Ensure it is protected from direct moisture and excessive heat. Use the provided mounting hardware to secure the amp리퍼.
그림 4: 측면 view of the NVX VADM4v2 amp앰프, 컴팩트한 프로를 보여줍니다file suitable for various mounting locations.
4.2 배선 연결
Refer to the wiring diagrams below for proper connections. Ensure all connections are secure and insulated.
그림 5: 클로즈업 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.
- 전원(배터리 +12V): Connect to the positive terminal of the vehicle's battery via an appropriate fuse.
- 접지(GND): Connect to a solid, clean metal point on the vehicle's chassis.
- 원격 켜기(REM): 헤드 유닛의 리모트 출력 또는 시동 스위치로 작동하는 12V 전원에 연결하십시오.
- Speaker Outputs (CH1-CH4): Connect your speakers to the corresponding channels. Ensure correct polarity and impedance matching (2-4 ohms stable).
- 입력 모드: 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 입력 신호 연결
The VADM4v2 supports both low-level (RCA) and high-level inputs.
- 저수준 입력(RCA): Connect RCA cables from your head unit's pre-outs to the amplifier의 RCA 입력.
- 상위 수준 입력: 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. 운영 Amp리퍼
5.1 게인 조정
Adjust the GAIN knobs for each channel to match the output voltag헤드 유닛의 게인을 최소로 설정하고 왜곡 없이 원하는 볼륨이 나올 때까지 천천히 높이십시오.
5.2 크로스오버 설정
The VADM4v2 features selectable crossover modes and variable filters:
그림 7: 상세 view of the crossover controls on the NVX VADM4v2 amplifier, including LPF/HPF/FULL switches and variable frequency knobs.
- 가득한: Full-range output, no filtering applied.
- HPF(하이패스필터): Allows frequencies above the set point to pass through. Useful for full-range speakers to prevent distortion from low bass.
- LPF(저역통과필터): 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. 유지관리
To ensure longevity and optimal performance of your NVX VADM4v2 amp정수기:
- 유지하다 amp앰프는 먼지와 이물질이 없도록 깨끗하게 유지하십시오. 청소할 때는 부드럽고 마른 천을 사용하십시오.
- 주변에 적절한 공기 흐름을 확보하세요. amp과열을 방지하는 lifier.
- 모든 배선 연결부의 조임 상태와 부식 여부를 정기적으로 점검하십시오.
- 노출을 피하십시오 amplifier to harsh chemicals or solvents.
7. 문제 해결
| 문제 | 가능한 원인 | 해결책 |
|---|---|---|
| 전원 없음 / 보호 LED 켜짐 | Blown fuse, poor power/ground connection, remote wire disconnected. | Check/replace fuse, verify power/ground connections, ensure remote wire is connected and receiving 12V. |
| 소리가 출력되지 않음 | Incorrect input connections, speaker wires disconnected, gain too low. | Verify RCA/high-level inputs, check speaker connections and polarity, adjust gain settings. |
| 왜곡된 소리 | Gain set too high, incorrect crossover settings, speaker impedance mismatch. | Lower gain, adjust crossover filters, ensure speakers match amp앰프의 임피던스 정격. |
| Amp리파이어 과열 | 환기가 부족하고, 임피던스가 너무 낮고, 장시간 고음량으로 사용함. | Ensure proper airflow, check speaker impedance, reduce volume or allow cooling. |
8. 사양
| 특징 | 사양 |
|---|---|
| 모델 번호 | VADM4v2 |
| RMS 전력(4옴) | 80W x 4채널 |
| RMS 전력(2옴) | 125W x 4채널 |
| 피크 파워 | 800와트 |
| 채널 수 | 4 |
| 주파수 응답 | 20Hz - 20,000Hz |
| 크로스 오버 모드 | FULL / HPF / LPF |
| Variable Filters | 40-400Hz |
| 치수(길이 x 너비 x 높이) | 6.49인치 x 3.3인치 x 1.48인치 |
| 권tage | 12 볼트 |
| 재료 | Electronic-Grade Circuit Board Material |
| 특별 기능 | 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. 보증 정보
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 web구체적인 보증 약관 및 조건은 해당 사이트 또는 구매 문서를 참조하세요.
10. 지원
For technical assistance, troubleshooting, or warranty inquiries, please contact NVX customer support through the official NVX web해당 웹사이트 또는 공인 대리점을 이용하십시오.
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