System Controls and Features
Figure 2: R19 Receiver Controls
EAR Jack
Mono 3.5 mm mini earphone jack
Tone Control
Three-position switch which cuts low
frequencies at certain thresholds:
Volume/On-Off Control
Combination volume and on-off
EAR Channel
1 2
Volume
Lo Hi Mid
2
Off Max
Tone
Off/On Indicator Light
Red LED which indicates
receiver is “on” when lit.
(Lo: 20 Hz, Mid: 120 Hz, Hi: 700 Hz)
rotary control.
Channel Slide Switch
2-position slide switch used to
alternate between two pre-set
narrow-band frequencies.
Standard channels are 33 and
53. See page 14 for instruction
on changing system
frequencies.
Figure 3a: T17 Transmitter Front Panel Controls
Level Control
Screwdriver-adjust control used to
set the microphone input level or the
audio input level.
Mic Input
3.5 mm mini phone jack for use
with Williams Sound condenser
microphones. Supplies +DC power
for condenser microphones.
On
Mic
+
-
Williams Sound
Auditory Assistance Transmitter
Level
Audio
Audio Indicator Light
Flashes when audio signal is
present.
ON Indicator Light
Glows when power is applied to
the transmitter. There is no
on/off switch. The T17 is
designed to be left on
continuously.
Figure 3b: T17 Transmitter Rear Panel Features
Antenna Mounting Stud
(Top Panel)
For use with the “rubber duckie”
type antenna supplied.
Power Input Jack
Connects to the plug on the wall
transformer power supply.
Antenna Output
Connector
This connector is defeated, as
Audio Input
specified by FCC Rules. To use
An RCA-type jack for
the ANT 005 remote antenna,
connecting the transmitter to
contact your dealer or Williams
other sound systems.
Sound. See installation
Accepts line-level,
procedures on page 11.
unbalanced audio inputs.
Williams Sound Corp., Minneapolis, MN, USA
12 VAC
100 mA
Antenna
Power
Audio In
75 Ohm
Hi-Z
Line
Made in U.S.A
FM Transmitter Model PPA T17
Williams Sound
®
Helping People Hear
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