1. Танилцуулга
Thank you for choosing the Audibax Missouri 2000 A Dual VHF Wireless Microphone System. This professional wireless microphone system is designed to deliver clear, interference-free audio for various applications. This manual provides essential information for the safe and efficient use of your new system. Please read it thoroughly before operation and retain it for future reference.
2. Аюулгүй байдлын мэдээлэл
- Эрчим хүчний эх үүсвэр: Ensure the receiver is connected to a 230V power supply. Use only the provided power adapter.
- Батерейны хэрэглээ: Microphones operate on AA batteries. Replace batteries when the low battery indicator appears to ensure optimal performance. Do not mix old and new batteries, or different types of batteries.
- Байгаль орчин: Avoid exposing the system to water, moisture, extreme temperatures, or direct sunlight. Operate in a well-ventilated area.
- Харьцуулах: Handle microphones and receiver with care. Avoid dropping or subjecting them to strong impacts.
- Үйлчилгээ: Төхөөрөмжийг өөрөө нээх, засах гэж бүү оролдоорой. Бүх үйлчилгээг мэргэшсэн боловсон хүчинд шилжүүлээрэй.
3. Багцын агуулга
Доор жагсаасан бүх зүйл таны багцад байгаа эсэхийг шалгана уу.
- 1x Audibax Missouri 2000 A Receiver Unit
- 2x Audibax Missouri 2000 A Handheld Wireless Microphones
- 1x Power Adapter for Receiver
- 1x хэрэглэгчийн гарын авлага
- (AA Batteries for microphones are not included and must be purchased separately)

Figure 3.1: Complete Audibax Missouri 2000 A system including receiver and two microphones.
4. Бүтээгдэхүүн дууссанview
The Audibax Missouri 2000 A is a dual VHF wireless microphone system designed for professional audio applications. It features two high-quality handheld wireless microphones and a receiver unit with independent volume controls and RF/AF indicators.
Гол онцлогууд:
- Dual VHF wireless system with 2 handheld microphones.
- Receiver with Diversity antennas for improved signal reception and up to 80 meters coverage.
- Clean sound with a signal-to-noise ratio of 105 dB, minimizing interference.
- Independent volume control for each microphone on the receiver.
- RF/AF indicators on the receiver display for monitoring signal status.
- Microphone power via AA batteries, offering extended autonomy.
- Dynamic cardioid microphone capsule for focused sound capture and attenuation of off-axis sounds.
- Output connectors: XLR balanced and auxiliary (MIX) output.

Figure 4.1: Front panel of the receiver unit.

Figure 4.2: Two handheld wireless microphones.
5. Тохиргоо
5.1 Хүлээн авагчийн тохиргоо
- Байршил: Position the receiver unit on a stable, flat surface, away from potential sources of interference (e.g., computers, Wi-Fi routers). Ensure adequate ventilation.
- Антенны холболт: Screw the two included antennas firmly into the ANT A and ANT B connectors on the rear of the receiver. Adjust them vertically for optimal signal reception.
- Эрчим хүчний холболт: Connect the provided power adapter to the DC IN port on the rear of the receiver and then plug it into a 230V AC power outlet.
- Аудио гаралт:
- For a mixed output of both microphones, connect an audio cable (e.g., 6.35mm jack) from the "OUT MIX" port on the receiver to the input of your mixer, amplifier, or sound system.
- For individual balanced outputs, use XLR cables to connect the "BALANCED" XLR output ports (if available on your specific model) to your audio system.

Figure 5.1: Rear panel connections of the receiver unit.
5.2 Микрофоны тохиргоо
- Батерей суурилуулах: Unscrew the bottom part of each microphone to access the battery compartment. Insert two AA batteries, ensuring correct polarity (+/-). Screw the bottom part back on securely.
- Асаах: Slide the ON/OFF switch on each microphone to the "ON" position. The microphone display should illuminate, showing the channel and frequency.
- Дууг хаах функц: Each microphone has a MUTE switch. Use this to temporarily silence the microphone without turning it off completely.
6. Ашиглалтын заавар
6.1 Системийг асаах
- Ensure all connections (power, audio output) are secure on the receiver.
- Turn on your mixer or amplifier first, with its volume set to minimum.
- Press the power button on the receiver unit. The display will light up.
- Turn on each microphone by sliding its ON/OFF switch to "ON".
- Observe the receiver's display. The "RF" (Radio Frequency) indicator for each channel should light up, indicating a successful connection between the microphone and receiver. The "AF" (Audio Frequency) indicator will light up when sound is detected by the microphone.

Figure 6.1: Receiver display with RF/AF indicators and frequency information.
6.2 Дууны хяналт
- The receiver has independent volume knobs for Microphone A (VOLUME A) and Microphone B (VOLUME B). Adjust these to set the desired output level for each microphone.
- Gradually increase the volume on your mixer or ampхүссэн сонсох түвшинд өргөгч.
6.3 Frequency Information
The Audibax Missouri 2000 A operates on fixed VHF frequencies. For this specific model, the frequencies are 179.300 MHz and 188.100 MHz. These frequencies are displayed on both the receiver and microphone units.
7. Засвар үйлчилгээ
7.1 Цэвэрлэгээ
- Always disconnect the receiver from the power outlet before cleaning.
- Use a soft, dry cloth to wipe the surfaces of the receiver and microphones.
- Шингэн цэвэрлэгч, аэрозоль, уусгагчийг бүү ашигла, учир нь эдгээр нь өнгөлгөө болон дотоод эд ангиудыг гэмтээж болзошгүй.
7.2 Батерейг солих
- When the microphone's display indicates low battery, replace both AA batteries immediately to avoid interruption during use.
- Шинэ батерей суурилуулахдаа зөв туйлшралыг шалгана уу.
- Ашигласан батерейг орон нутгийн дүрэм журмын дагуу хариуцлагатайгаар устгана уу.
7.3 Хадгалалт
- When not in use for extended periods, remove batteries from the microphones to prevent leakage.
- Системийг нарны шууд тусгал, хэт температураас хол, сэрүүн, хуурай газар хадгална.
8. Алдаа засах
| Асуудал | Боломжит шалтгаан | Шийдэл |
|---|---|---|
| Микрофоноос дуу гарахгүй |
|
|
| Дуу чимээ эсвэл дохио тасалдах |
|
|
| Дууны чанар муу / Гажилт |
|
|
| RF indicator not lighting up |
|
|
9. Техникийн үзүүлэлтүүд
| Онцлог | Дэлгэрэнгүй |
|---|---|
| Брэнд | Audibax |
| Загварын нэр | Missouri 2000 A |
| Загварын дугаар | 10107904 |
| Холболтын технологи | Wireless (VHF), XLR |
| Микрофоны хэлбэр хүчин зүйл | Гарын төхөөрөмж |
| Туйлын загвар | Нэг чиглэлтэй (кардиоид) |
| Давтамжийн хариу үйлдэл | 40 Гц - 18 КГц |
| Дуу шуугианы харьцаа | 105 дБ |
| Аудио мэдрэмж | 105 децибел |
| Дуу чимээний түвшин | 103 децибел |
| Receiver Frequencies | 179.300 МГц / 188.100 МГц |
| Эрчим хүчний эх үүсвэр | Receiver: 230V AC; Microphones: AA Batteries (not included) |
| Сувгийн тоо | 2 |
| Үйл ажиллагааны хүрээ | 80 метр хүртэл (харах шугам) |
| Бүтээгдэхүүний хэмжээ (LxWxH) | 39 x 31 x 8 см |
| Зүйлийн жин | 1.04 кг |
| Зөвлөмж болгож буй хэрэглээ | Videoconferencing, Karaoke |
| Оруулсан бүрэлдэхүүн хэсгүүд | Microphones, Receiver, User Manual |
10. Баталгаат хугацаа ба дэмжлэг
For warranty information and technical support, please refer to the documentation provided with your purchase or contact Audibax customer service directly. Keep your proof of purchase for any warranty claims.