1. 서론
This user manual provides comprehensive instructions for the operation, setup, and maintenance of your MIPRO ACT-311 Hand Wireless Microphone System. This system is designed for reliable and high-quality audio transmission, offering freedom of movement for various applications.
2. 안전 정보
- 시스템을 비나 습기에 노출시키지 마십시오.
- Avoid extreme temperatures, direct sunlight, or excessive humidity.
- 장치를 분해하거나 개조하지 마십시오. 모든 정비는 자격을 갖춘 기술자에게 맡기십시오.
- Ensure proper ventilation around the receiver unit.
- Use only the specified power adapter for the receiver.
- 현지 규정에 따라 배터리를 책임감 있게 폐기하세요.
3. 패키지 내용
아래 나열된 모든 품목이 패키지에 들어 있는지 확인하세요.
- MIPRO ACT-311 Receiver Unit
- MIPRO ACT-311H 휴대용 무선 마이크
- Power Adapter for Receiver
- Audio Cable (XLR to 1/4" Jack)
- 안테나(2개)
- 사용 설명서 (본 문서)
4. 제품 오버view

Figure 4.1: MIPRO ACT-311 Hand Wireless Microphone System. The image displays the black ACT-311 diversity receiver unit with two vertical antennas, and a black ACT-311H handheld wireless microphone resting diagonally on top of the receiver. Both the receiver and microphone have digital displays showing frequency or channel information.
4.1 Receiver Unit (ACT-311)
- 전면 패널: Power button, LCD display (showing channel, frequency, RF/AF levels), SET/ACT/UP/DOWN buttons for configuration.
- 후면 패널 : DC power input, XLR balanced output, 1/4" unbalanced output, antenna connectors.
4.2 Handheld Microphone (ACT-311H)
- 마이크 헤드: Integrated grille protecting the microphone capsule.
- 몸: Power switch, LCD display (showing battery status, channel, frequency), ACT sync window.
- 배터리 칸: Located at the bottom, accessible by unscrewing the base.
5. 설정
- 안테나 연결: Screw the two antennas onto the connectors at the rear of the ACT-311 receiver.
- 전원 연결: Connect the supplied power adapter to the DC input on the receiver and plug it into a power outlet.
- 오디오 출력: Connect the receiver's XLR or 1/4" output to your mixer, amplifier, or audio interface using the appropriate audio cable.
- Install Batteries (Microphone): Unscrew the bottom cap of the ACT-311H microphone. Insert two fresh AA batteries, observing polarity (+/-). Screw the cap back on.
- 전원 켜기: Press the power button on the receiver. The LCD display will illuminate.
- Frequency Synchronization (ACT Sync):
- On the receiver, select your desired channel/frequency using the UP/DOWN buttons.
- Press the ACT button on the receiver. The ACT indicator will flash.
- Align the ACT sync window on the microphone with the ACT sync port on the receiver (usually near the ACT button). Hold them close until the microphone's display shows the synchronized channel/frequency.
6. 사용 설명서
6.1 전원 켜기/끄기
- 수화기: 전면 패널의 전원 버튼을 누르세요.
- 마이크로폰: Slide the power switch on the microphone body to the ON position.
6.2 볼륨 조절
The output volume of the receiver can be adjusted via your connected mixer or amplifier. The microphone itself does not have a volume control.
6.3 채널 선택
If you experience interference, you may need to change the operating channel. Use the UP/DOWN buttons on the receiver to select a new channel, then perform the ACT sync process again with the microphone.
7. 유지관리
- 청소: Use a soft, dry cloth to clean the exterior of the receiver and microphone. Do not use liquid cleaners or solvents.
- 배터리 관리 : 장기간 사용하지 않을 경우 누액을 방지하기 위해 마이크에서 배터리를 제거하십시오.
- 저장: 시스템은 직사광선과 극한의 온도를 피해 서늘하고 건조한 곳에 보관하세요.
8. 문제 해결
| 문제 | 가능한 원인 | 해결책 |
|---|---|---|
| 마이크에서 소리가 나지 않습니다. | Microphone or receiver not powered on; Batteries low/dead; Incorrect channel; Audio cable disconnected. | Ensure both units are on; Replace batteries; Perform ACT sync; Check audio cable connections. |
| 간섭 또는 정전기. | Other wireless devices nearby; Operating too far from receiver; Obstructions. | Change channel on receiver and re-sync microphone; Reduce distance to receiver; Ensure clear line of sight. |
| Low audio level. | 믹서의 입력 레벨/amplifier too low; Microphone not close enough to sound source. | Increase input gain on connected audio equipment; Position microphone closer to the sound source. |
9. 사양
| 특징 | 세부 사항 |
|---|---|
| 모델 | ACT-311H (Microphone), ACT-311 (Receiver) |
| 색상 | 검은색 |
| 마이크 폼 팩터 | 마이크 시스템 |
| 극성 패턴 | 전방위 |
| 임피던스 | 600옴 |
| 전원 | Battery Powered (Microphone) |
| 재료 | 금속 |
| 신호 대 잡음 비율 | 78데시벨 |
| 채널 수 | 8 |
| 주파수 범위 | 100Hz - 10kHz |
| 주파수 응답 | 16 kHz (XNUMX kHz) |
| 연결 기술 | 무선 전화 |
| 커넥터 유형 | XLR |
| 호환 장치 | 노래방 기계 |
| 품목 무게 | 113 g (Microphone) |
| 원산지 | 대만 |
10. 보증 및 지원
For warranty information and technical support, please refer to the documentation provided with your purchase or contact your local MIPRO distributor. Keep your proof of purchase for warranty claims.