Nady D-450-HT

Nady Systems D-450-HT Quad Receiver 200-Channel Digital Wireless Handheld Microphone System Instruction Manual

1. บทนำและเรื่องอื่นๆview

The Nady Systems D-450-HT Quad Receiver 200-Channel Digital Wireless Handheld Microphone System is designed for high-performance audio and reliable wireless operation. This rack-mountable system features advanced DQPSK digital modulation and 48 kHz/24 bit analog-to-digital conversion technology, ensuring exceptional audio clarity and virtually eliminating interference and noise. With 200 total selectable channels (50 options for each of the four receiver/transmitter pairs), it offers robust connectivity for various applications.

This system is ideal for any performing venue, school, university, church, lecture hall, or band requiring multiple handheld microphones to operate simultaneously. Its reliable long-range operation, extending beyond 300 feet line-of-sight, provides freedom of movement without compromising sound quality.

2. อะไรอยู่ในกล่อง

Your Nady Systems D-450-HT package includes the following components:

  • 1 x D-450 Quad Receiver
  • 4 x HT-450 All-Metal Handheld Microphones
  • เสาอากาศรับสัญญาณ 4 อัน
  • 1 x Power Adapter (DC 12V/500mA)
  • 4 x AA Batteries (for microphones)
  • 1 x 1/4" to 1/4" Audio Cable
  • 1 x 1/4" to 3.5mm Audio Adapter
  • 4 x Microphone Anti-Roll Rings
  • 1 x คู่มือการใช้งาน
Nady D-450-HT Quad Wireless Handheld Microphone System components

Image: All components of the Nady D-450-HT Quad Wireless Handheld Microphone System laid out, including the receiver, four handheld microphones, antennas, power adapter, and cables.

3. คำแนะนำในการตั้งค่า

  1. ติดตั้งเสาอากาศ: Screw the four included antennas into the ANT A and ANT B jacks on the rear panel of the D-450 receiver. Adjust them for optimal reception.
  2. เชื่อมต่อพลังงาน: Plug the DC 12V/500mA power adapter into the DC INPUT jack on the receiver's rear panel, then connect the adapter to a power outlet.
  3. เชื่อมต่อกับระบบเสียง:
    • For individual microphone outputs, connect XLR cables from the BAL MIC OUT 1-4 jacks on the receiver to your mixer or ampช่องต่อ XLR ของแอมพลิฟายเออร์
    • For a summed output of all microphones, connect a 1/4" cable from the UNBAL LINE SUM OUT jack to your audio system's 1/4" input.
  4. ใส่แบตเตอรี่ลงในไมโครโฟน: Unscrew the bottom part of each HT-450 handheld microphone. Insert two AA batteries, ensuring correct polarity. Re-attach the bottom part.
  5. เปิดเครื่อง: Press the Power button on the D-450 receiver. Then, press the Power button on each handheld microphone.
  6. การซิงค์ความถี่: The system features IR synchronization. Ensure the receiver and microphones are powered on. Use the IR sync function (refer to the detailed operating instructions for specific steps) to automatically match the microphone frequencies to the receiver channels.
Nady D-450 Receiver with labeled front and rear panels

ภาพ: รายละเอียด view of the Nady D-450 receiver, highlighting the front panel controls (Mode, Up/Down, Power, Channel Displays) and the rear panel connections (Antenna Jacks, Balanced XLR Microphone-Level Jacks, Unbalanced 1/4" Line-Level Output Jack, DC Input Jack).

4. คู่มือการใช้งาน

  1. เปิด/ปิดเครื่อง:
    • Receiver: Press the 'Power' button on the front panel.
    • Microphones: Press the 'Power' button on the handheld microphone.
  2. การปรับระดับเสียง:
    • Receiver: Adjust the individual volume knobs on the receiver's front panel for each microphone channel (Vol 1-4).
    • Microphones: The handheld microphones may have internal volume controls accessible via the 'SET' and '+/-' buttons, allowing fine-tuning of the microphone's output level.
  3. ปิดเสียง/เปิดเสียง: On the handheld microphone, a short press of the 'Power' button typically toggles the mute function. The display will indicate the mute status.
  4. การเลือกความถี่: The D-450-HT offers 200 selectable frequencies. Use the 'MODE' and 'UP/DOWN' buttons on the receiver to browse and select different frequency groups and channels. For handheld microphones, use the 'SET' button and '+/-' buttons (usually located inside the battery compartment or on the body) to change frequencies. After changing frequencies on the microphone, re-sync with the receiver using the IR sync window.
  5. การซิงโครไนซ์ IR: To synchronize a microphone with the receiver, select the desired channel on the receiver. Then, align the IR window of the microphone with the IR window on the receiver and activate the sync function on the microphone (usually by pressing a dedicated sync button or holding the 'SET' button). The receiver will automatically detect and match the microphone's frequency.
  6. โหมดเอาต์พุต: The receiver supports both stereo and mono output configurations. Refer to the full manual for detailed instructions on selecting and configuring these modes for your audio setup.

5. คุณสมบัติและข้อมูลจำเพาะ

  • ยี่ห้อ: นาดี้
  • แบบอย่าง: D-450-HT
  • ประเภทระบบ: Quad Receiver 200-Channel Digital Wireless Handheld Microphone System
  • ไมโครโฟน: 4 x All-Metal Handheld Microphones (HT-450)
  • ช่วงความถี่: 500 MHz band (with 200 selectable frequencies, 50 per channel)
  • พิสัย: >300 feet line-of-sight
  • คุณภาพเสียง: 48 kHz/24 bit Analog-to-Digital Conversion
  • การปรับเปลี่ยน: DQPSK Digital Transmission
  • เอาท์พุต:
    • 4 x Individual Balanced XLR Microphone-Level Outputs
    • 1 x Sum 1/4" Unbalanced Line-Level Output
  • คุณสมบัติพิเศษ: Wireless, XLR connectivity, IR Synchronization, Volume controls, Frequency selection, Mute function, Equalizer, Limiter, Lock functions.
  • แหล่งพลังงาน: Battery Powered (AA batteries for microphones)
  • สี: สีดำ
  • ผู้ผลิต: Nady Systems, Inc.
  • GTIN/UPC: 634343118285

Video: A showcase of the Nady D-450 Series Wireless Systems, demonstrating its features and various configurations, including handheld and bodypack options.

6. การบำรุงรักษา

  • การทำความสะอาด: Use a soft, dry cloth to clean the receiver and microphones. Avoid using harsh chemicals or abrasive materials.
  • การเปลี่ยนแบตเตอรี่: Replace microphone batteries when the low battery indicator appears on the microphone's LCD display. Always use fresh AA batteries for optimal performance.
  • พื้นที่จัดเก็บ: เมื่อไม่ได้ใช้งานเป็นเวลานาน ให้ถอดแบตเตอรี่ออกจากไมโครโฟนและเก็บอุปกรณ์ไว้ในที่แห้งและเย็น

7 การแก้ไขปัญหา

  • ไม่มีเสียง:
    • Check if the receiver and microphones are powered on.
    • Verify all audio cables are securely connected between the receiver and your audio system.
    • Ensure microphone batteries are fresh and correctly inserted.
    • ตรวจสอบว่าไมโครโฟนปิดเสียงอยู่หรือไม่
    • Confirm that the receiver and microphone are on the same frequency and properly synchronized via IR.
    • Adjust volume levels on both the microphone and receiver.
  • สัญญาณรบกวน/เสียงรบกวน:
    • Change the operating frequency of the microphone and receiver to an unused channel.
    • Ensure antennas are properly connected and positioned for optimal reception.
    • Keep the receiver away from other electronic devices that may cause interference.
  • ขอบเขตจำกัด:
    • Ensure antennas are unobstructed and positioned vertically.
    • Avoid physical barriers between the microphone and receiver.
    • Check for strong RF interference in the environment and change frequencies if necessary.

8. การรับประกันและการสนับสนุน

The Nady Systems D-450-HT Quad Receiver 200-Channel Digital Wireless Handheld Microphone System comes with a การรับประกันแบบจำกัดของผู้ผลิต. For specific details regarding warranty coverage, duration, and how to obtain service, please refer to the warranty information provided in your Owner's Manual or contact Nady Systems, Inc. customer support directly.

For technical assistance, troubleshooting beyond this guide, or inquiries about replacement parts, please visit the official Nady Systems webเว็บไซต์หรือติดต่อฝ่ายบริการลูกค้าของพวกเขา

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