Lectrosonics UDR195 User Manual

Page 9

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Wireless Diversity Receiver

PILOT LED

The audio output muting (squelch) function of the DR195 is controlled by a 33kHz tone modulation of the RF carrier. The audio
output is muted until this tone is present. As soon as the tone is received, this LED is turned on to indicate the audio output is
enabled.

The pilot tone function can be defeated by pressing a switch on the rear panel. The PILOT LED, however, operates the same
regardless of whether or not the defeat switch is pressed. The PILOT LED strictly indicates the presence of the pilot tone carrier
from the transmitter.

DIVERSITY MODE

This switch is set to the DIVERSITY position for normal operation. For trouble-shooting or when the receiver is used with a
single antenna, the switch can be set to select a single antenna only.

MONITOR

This is an audio output to drive a wide variety of different types of headphones. It is also useable as a secondary audio output to
drive recorders or external audio devices.

POWER

Pressing the upper half of the rocker switch applies power to the receiver. At turn on, there are various relays and delays built
into the receiver to allow various stages to stabilize before the audio output is activated. This will prevent an audio “thump”
when powering up the receiver and/or the transmitter.

Rio Rancho, NM – USA

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