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LY International Electronics H-66B Manual

200 channel uhf wireless microphone system
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PROFESSIONAL WIRELESS MICROPHONE
SYSTEM MANUAL

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Summary of Contents for LY International Electronics H-66B

  • Page 1 PROFESSIONAL WIRELESS MICROPHONE SYSTEM MANUAL...
  • Page 2 Thank you for selecting this wireless microphone system! The newly system uses the latest PLL SYNTHESIZED and IR TECHNOLOGY, they have excellent and skilled in manufacture technique of wireless，dependable performance, easy set up and handle. Moreover, they have high fineness AF definition. Whether you are the singer，guitar or exponential, it will be your best choice.
  • Page 3 System include following parts: ● Receiver ● 2 AA batteries (4 in combo systems) ● Power supply ● 2 antenna ● User guide ● 2 handheld microphone transmitters/ Lavalier Mic transmitter ● Lapel clip Handheld microphone transmitter Power Supply unit Receiver Lavalier Mic transmitter Antenna Front View of Receiver...
  • Page 4 Rear View of Receiver 6. Power Jack: Connect to DC12V 600mA power adapter 7. Antenna Jack 8. Sensitivity adjustment dial 9. Balance output jack 10. Mixing output jack Receiver LCD Display 1. RF signal level 2. AF audio level 3. Frequency display: When FREQ lighting, the digit display current working frequency 4.

  • Page 5: Battery Install

    1. Interchangeable microphone head 2. LCD screen 3. Power switch: Press and hold to turn on or off. 4. Microphone body: battery, circuit inside. 5. Built-in antenna 6. Infrared sensor: operating with “DOWN” key on the receiver 7. Battery case: Use two AA chargeable batteries. If you don’t use it for a long time, please take it off.
  • Page 6 Receiver Setting (We have setting the default frequency and channel, please do not change the setting if unnecessary) 1. Automatic frequency selection Press “UP’ key, receiver will scanning and selecting the frequency automatically within 10 seconds, if press “SET” key during the scanning, receive will cancel this operating and remain unchanged.
  • Page 7 Function of Lavalier Mic transmitter 1. Power On/Off switch 2. Lavalier Mic input jack 3. Antenna 4. LCD display 5. Infrared sensor 6. Lavalier Mic transmitter function key (the usage is same as the handheld Mic transmitter function key) 7. Battery case 8.

  • Page 8: Operation

    Operation of Lavalier Mic transmitter 1. Channel adjustment Press “SET” key one time, when LCD top right corner display digit “X.XX” will flash, user can use “UP’ & “DOWN” key to select the channel, frequency will change automatically, frequency band is 250kHz, total 100 channel, user can save the setting with “SET” key press.
  • Page 9 microphone as short as possible for better reception and performance 2. To avoid RF signal influence, always keep the receiver away from computer or other potential sources of interference. 3. Avoid installing the receiver at the lowest floor of equipment cabinet 4.
  • Page 10 Technique Specifications 1. System Parameter: Working frequency: 740.000MHz-790.000MHz Modulation: Broad Band FM Frequency channel: 200 Switching bandwidth: 250 kHz Frequency stability: ±0.005% Dynamic range: 100dB Max deviation: ±45KHz Audio frequency response: 50Hz-18KHz (±3dB) Signal noise ratio: > 105dB THD: ≤0.5% Operation range: About 80 m (No disturb) Operation temperature range: -10℃~+50℃...