Peavey Assisted Listening System Manual De Instrucciones página 11

Listen for your program source, and adjust receiver volume to a comfortable listening level.
Note: A slight buzzing may be heard if the receiver is used within six feet of the transmitter. This
is normal and does not affect performance.
and listen for audio quality. In certain areas of the room audio may
Testing Receiver Range
disappear or "drop out." This is normal occurrence whenever radio
Wearing your receiver and earphones, walk around your seating area and listen for audio quality.
signals are transmitted inside a building. If you step away from the "drop
In certain areas of the room audio may disappear or "drop out." This is normal occurrence
whenever radio signals are transmitted inside a building. If you step away from the "drop out"
out" zone, the audio will return.
zone, the audio will return.
ARCHITECTS AND ENGINERRING SPECIFICATIONS
PEAVEY ASSISTED LISTENING TRANSMITTER
®
The transmitter operates on the 72-76 MHz auditory assistance
frequencies. Transmitted field strength shall not exceed 8000 uV/m at 30
meters.
Maximum FM deviation should not exceed 75 KHz. Transmitter signal
pre-emphasis is 75 uS. Frequency stability is controlled by a phase
locked loop synthesizer with crystal reference and accurate within +/-
.0005% over 0-50 degrees C. The transmitter provides a permanently
mounted telescoping whip antenna.
The FCC approved transmitter is powered by a UL and CSA listed AC
wall transformer providing 9V DC input to the transmitter via a 3.5mm
DC jack. The transmitter includes a ¼" line-in jack, mounted on the rear
panel and ¼" electret condenser microphone jack with 9V DC power (at
1.0 mA), and mounted on the front panel. Also included, is an adjustable
audio level control and a red LED "Power On" indicator.
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