Bosch Security Systems Inc. B121 Manual De Usuario

 

The Electro-Voice (Ev) WTU-2 is a Professional Grade Wireless Beltpack 
Transmitter operating in the UHF frequency range. The WTU-2 combines 
frequency agility and ease of use . The transmitter operates within a 28 MHz 
wide segment in 25 kHz steps. 
 
The RF coverage range of the WTU-2 beltpack communicating to a receiver 
may be up to 100 meters (328 ft). 
 
The high quality audio circuitry and advanced Radio Frequency (RF) signal 
processing offer broadcast quality signal-to-noise ratio and audio clarity. 
 
System features include: 
 

•  Durable Painted Metal Case. 

•  TB-4M Audio Connector. 

•  Permanent Flash Memory for frequency/setting storage. 

•  On-Loc prevents accidental power off (when set). 
•  LCD Display for ease of viewing. 

•  Flexible quarter wave screw-on Antenna. 

 

 
Quick set-up: 
 
1. With the Power Switch on the transmitter OFF, install fresh batteries into   
    the transmitter. 
 
2. To prevent feedback or unintentional noise, mute the audio  
    mixer/amplifier or other device during set-up adjustments. 
 
    Place the transmitter Power Switch to the ON position. 
 
3. The Battery light near the Off/On switch will flash once and then go off. 
    If the light does not flash, a bad battery is the most likely cause. 
    The display will also come on briefly displaying the current frequency  
    group and channel and the battery level. Note: Anytime Power is   
    removed and turned back on, the GP/CH/Bat screen will be displayed.