11 Adjusting the volume

Use the volume control to adjust the volume of the connected headphones.

12 Stereo / FOCUS selection

Use switch to switch between stereo and FOCUS operation.

During stereo operation, the left-right signals are available as usual (transmitter in stereo mode).

During FOCUS operation, the left-right signals are mixed and are available as a mono signal in both headphone channels (transmitter in stereo mode).

13

Adjusting the balance

 

During stereo operation, the balance control

serves to adjust the

balance between the left and right stereo signal.

 

During FOCUS operation, the balance control

serves to adjust the

relative levels of the two seperate channels in the mixed mono signal.

14 Switching the limiter on

The EK 3053-U is equipped with a switchable limiter which limits the output voltage of the built-in headphone amplifier. The limiter protects your hearing and should therefore always be switched on. To do so,

set the limiter switch

to ‘ON‘.

15 Adjusting the squelch

Use the squelch control

to determine the operating threshold for

the RF squelch. The RF squelch prevents hissing noise when the

transmitter is switched off.

 

16

RF signal and battery status indication

The green LED

at the front of the EK 3053-U indicates that an RF

signal is being received.

The red LED

provides information on the (remaining) battery

capacity:

 

Constant light:

The receiver is switched on and the battery capacity is sufficient.

Flashing:

The battery is going flat! You should now replace the battery, the remaining operating time is 15–20 minutes maximum.

17 Attachment of the receiver

With the supplied clip, the receiver EK 3053-U can be attached to the belt.

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Sennheiser EK 3053-U manual Adjusting the volume, Stereo / Focus selection, Adjusting the balance, Switching the limiter on