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Okayo EJ-770T User Manual
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Okayo EJ-770T User Manual

Stationary transmitter
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UHF-PL
Stationary Transmitter
[USER MANUAL]

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Summary of Contents for Okayo EJ-770T

  • Page 1 UHF-PL Stationary Transmitter [USER MANUAL]...

  • Page 2: Table Of Contents

    Preface Thank you for purchasing Stationary Transmitter System EJ-770T. Please read this manual to know further about its functions and proper operation way before use. INDEX Each part’s name and function................. Installation before use..................Operation & functions of EJ-770T panel............

  • Page 3: Each Part's Name And Function

    18 19 Power switch (on/off) MIC/VOL (Wired mic volume control) MIC/TX (When the light is on, the wired mic signal will be transmitted through EJ-770T) AUX input/VOL (Volume control) AUX/TX Transmitting indicator (for UHF transmitter module) LCD (Showing the transmitting channel)

  • Page 4: Installation Before Use

    Connect EJ-770T’s AUX OUT to Amplifier’s LINE IN or AUX IN Connect CD PLAYER or other sound source’s MIC IN MIC IN AUX OUT to EJ-770T’s AUX IN (for balanced (for unbalanced XLR mic jack) 6.33 mic jack) MIC IN CONDENSER UNBAL.
  • Page 5 Operation & functions of the EJ-770T front panel 1. Turn on Power Switch (1). 2. Adjust and set preferred UHF transmitting module's channel. LCD (showing channel/frequency) TX transmitting indicator AF transmitting indicator/ AF volume level indicator Frequency set Channel selector...
  • Page 6 Operation & functions of EJ-770T front panel 3. Wired microphone signal being transmitted via TX module Press “MIC TX (3)” first, if the red light underneath is on that means wired mic’s signal is successfully transmitted. Vice versa. Note: No matter “MIC TX (3)” is pressed or not, wired mic’s signal will be sent through AUX OUT still.
  • Page 7 Operation & functions of the UHF body pack receiver (EJ-7R) Power/Volume Turn clockwise, if you hear a “click” that means the unit is on. Keep turning clockwise you can adjust its volume. Vice versa. Power/Volume This light will show red when EJ-7R is on, when EJ-7R is receiving signal this light will show green.
  • Page 8 Operation & functions of the UHF body pack receiver (EJ-7R) Charging end To recharge EJ-7R you need its own charging set “HDC-707” (dual-slot, an optional product.) 3 levels of volume HI, MID and LOW. 3.5 mm AUX OUT Antenna Belt clip Flexible antenna Battery case (AA battery) Battery cover...

  • Page 9: Installation Chart — Receiver (Ej-7R) And Transmitter (Ej-770T)

    Installation chart — receiver (EJ-7R) and transmitter (EJ-770T) Turn on receivers and adjust to the same channel as transmitter (EJ-770T). Application to big occasion Example: In interpretation occasion: to set up the equipments in multi-language occasion such as seminar or international conference, please refer to the chart below.

  • Page 10: Installation Chart — Receiver (Ej-7R) And Transmitter (Ej-770T)

    Installation chart — receiver (EJ-7R) and transmitter (EJ-770T) Applications to tour guiding Example: Set up different channels for each section in the exhibition. CD or Audio Guide CD or Audio Guide CD or Audio Guide EJ-770T EJ-770T EJ-770T Transmitter Location: Put away from the wall at least by 1 meter (up, down, depth), clear up any obstacles between transmitters and receivers to obtain the best effect.

  • Page 11: Trouble Shooting

    “ERR” 2. If the problem still cannot be solved, please contact with your local supplier for repairing. Specifications EJ-770T RF output 10~30 mW AUX input jacks 6.3 Ø-Mic in, XLR-Mic in, RCA-Aux in...

  • Page 12: Specifications

    Specifications EJ-770T Oscillation mode PLL synthesized Group 1. 640~664 MHz (96 ch) Group 2. 740~752 MHz (96 ch) Receiver frequency range Group 3. 794~806 MHz (96 ch) Group 4. 863~865 MHz (16 ch) Frequency width Maxima 24 MHz > 80 dB Dynamic range <...

  • Page 13: Memo

    MEMO...

  • Page 14: Memo

    MEMO...
  • Page 15 Sound & Communication E-J ELECTRONICS CO., LTD. 4F, No.11, Lane 125, Sec 1, Kuo Kwang Rd., Ta Li City, Taichung Hsien, Taiwen Tel:886-4-2407-1617 Fax:886-4-2407-1609 e-mail:okayo@okayo.com www.okayo.com 2008-05-770T...