Williams Sound PPA T46 Assembly instructions

PPA T46
72-76 MHz Transmitter
Instructions For Use and Care

Operating Instructions
1.Open the battery compartment. Slide the battery selection
switch to the correct position for the type of batteries that
will be used. Use “Alkaline” for non-rechargeable batteries,
“NiMH” for rechargeable NiMH batteries (only). (FIG. A)
IMPORTANT: If the battery switch is not in the correct
position, damage may be caused to the unit.
FIG. A: Battery Compartment
ALKALINE/
NiMH SWITCH
A311
2.Install the AA batteries. Be sure to observe proper polarity
(+/-). Damage due to improper battery installation may void
the warranty on the product. The “Power On” LED on top
of the unit will ash when the batteries are getting low; you
may continue to use until the unit quits operating, then
replace or recharge the batteries. (FIG. A)

3.Plug in the microphone cord (sold separately) using the
“Mic Jack” on top of the transmitter (FIG. B).
4.Optionally, plug in a desired audio source such as a CD
or MP3 player using the “Auxiliary Input” jack (WCA 087
stereo auxiliary input cable included). If mic and auxiliary
sources are used together, the audio will be mixed. If only
an auxiliary source is desired, the mic can be muted. Do
not remove the mic from the “Mic Jack” as the cable
is also the transmitting antenna (FIG. B)
5.Turn the unit on: press and hold the “ON/OFF/MUTE”
button for three seconds. The “Power On” indicator will
illuminate green. (FIG. B)
FIG. B: Top of Transmitter
T46 TOP
POWER ON/OFF,
MUTE BUTTON
AUXILIARY
INPUT JACK
MIC
JACK
POWER "ON",
LOW BATTERY
LED
A310

6.Select the desired operating frequency. Refer to the
following channel selection chart. Make sure the transmitter
and receiver channels match. Up to eight T46’s can operate
simultaneously on channels 1-8 when used with the R-35-8
receiver channel set. (FIG. C)
FIG. C: Channel Selection
T46 CH Letter Freq R35-8 CH
1 A 72.1 1
2 K 72.2
3 B 72.3 2
4 N 72.4
5 C 72.5
6 O 72.6 3
7 D 72.7
8 P 72.8 4
9 E 72.9
10 I 74.7 5
11 J 75.3
12 R 75.4 6
13 F 75.5
14 S 75.6
15 G 75.7 7
16 T 75.8
17 H 75.9 8

A312
MASTER
VOLUME
MIC MUTED SETTINGS
LOCKED
TRANSMIT
CHANNEL
BATTERY
LIFE
FIG. E: Menu Display
7.Change the transmitter to the desired operating frequency.
Use the Menu to select any of the 17 available channels
on 72-76 MHz. To access the channel setting, push the
menu button until you see the channel displayed. Change
the channel by pushing the left or right arrow buttons. Push
the menu button again to save the channel. (FIG. D, FIG. E)
Note: To access additional settings, push the menu button
repeatedly until you see the setting you want.
T46 FRONT
LEFT
ARROW
BUTTON RIGHT
ARROW
BUTTON
MENU
BUTTON
A309
FIG. D: Menu Buttons

8.To install the belt clip on the rear of the T46, position the
belt clip on the back of transmitter. Turn the belt clip 180˚
left or right to secure the clip. The transmitter can now be
clipped onto a belt. To remove, turn the belt clip 180˚ so
the open end of the clip points up, and gently pull the belt
clip off. (FIG. E)
FIG. E: Belt Clip Installation
A119
9. Position the headset microphone boom as close to the
speaker’s mouth as possible without actually touching.
Lapel clip microphones should be attached to a collar or
lapel, as close to the speaker’s mouth as possible
10. When you pause from speaking, mute the microphone by
pressing the “ON/OFF/MUTE” button once momentarily.
The button will ash. The front display will also indicate the
mic is muted. To unmute the mic, press the button once
momentarily again.
11. When the T46 transmitter is not being used, turn the unit
OFF by pressing and holding the “ON/OFF/MUTE” button
for three seconds. The Power On indicator will go off.

Lifetime PLUS Limited Warranty
Williams Sound products are engineered, designed, and
manufactured under carefully controlled conditions to
provide you with many years of reliable service.
Williams Sound warrants the PPA T46 against defects
in materials and workmanship under normal use and
conditions for the useful lifetime of the product from date of
purchase.
Microphones, earphones, headphones, batteries, chargers,
cables, carry cases, and most other accessory products
carry a 90-day warranty.
This warranty does not cover reimbursement for your costs
of removing and transporting the product for warranty
service evaluation or installation of any replacement product
provided under this warranty.
*For Complete Warranty Statement go to: www.
williamssound.com/warranty-statement
NOTICE: Williams Sound products are NOT designed
for use in extreme temperature, humidity or chemical
environments. The introduction of chemicals such as
chlorine, salt water or human sweat into the product will
cause damage to the circuitry. Damage due to these
causes is NOT covered under the Product Warranty.

System Specications
FM Transmitter, Model T46
Battery Type: Two (2) AA 1.5 V non-rechargeable
Alkaline batteries (BAT 001-2), 70 mA
nominal current drain, 30 hours approx.
life, or
Two (2) AA 1.5 V rechargeable NiMH
batteries (BAT 026-2), 70 mA nominal
current drain, 20 hours per charge
approx. life, recharges in 14–16 hours,
uses CHG 3502 or CHG 3512 Charger
Operating
Frequencies:
Selectable, 17 wideband channels, 72.1 –
75.9 MHz* (channels 1-8 correspond with
R35-8 receiver channels)
Transmit
Antenna:
Integral with microphone cord (required)
External/
Menu
Controls:
Top: Momentary push button - push and
hold 3 seconds for power On/Off, push
and release for microphone mute On/Off
Front: Left Arrow, Menu, Right Arrow
buttons for accessing/changing the
transmitter settings

Display: 1.25” OLED, for viewing transmitter
settings
Mic Input: 3.5 mm mono phone jack with electret
mic bias, adjustable gain with 25 dB
range (in menu)
Aux Input: 2.5 mm stereo phone jack, adjustable
gain with 60 dB range (in menu)
Audio
Compress:
1:1 (off) or 2:1 (on) ratio, selectable in
menu
Compatible
Receivers:
PFM R31, PFM R32, PFM R33, PFM R36,
PPA R37, PPA R35-8, PPA R1600
Approvals/
Direct:
FCC, Industry Canada, RoHS, WEEE
Warranty: Lifetime Limited Warranty
System Specications

Safety Information
HEARING SAFETY
CAUTION!
This product is designed to amplify sounds to a high
volume. To protect your hearing and the hearing of others:
1. Make sure the unit is OFF or the volume is turned down
before putting on the earphones.
2. Set volume level at the minimum setting you need to hear.
3. Do not allow children or other unauthorized persons to
have access to this product.
BATTERY SAFETY
CAUTION!
Do not attempt to recharge alkaline or other non-
rechargeable batteries, which may explode, release
dangerous chemicals, cause burns, or cause other serious
harm to the user or product.
MEDICAL DEVICE SAFETY
CAUTION!
Before using this product with a pacemaker or other
implantable medical device, consultant your physician
or the manufacturer of the device to make sure that you
are using this product in accordance with their safety
guidelines.

Recycling Instructions
Help Williams Sound protect the environment!
Please do not dispose of equipment or used batteries in
the household trash. Take the equipment to an electronics
recycling center or return to the factory. Take batteries to a
retail or community recycling location.
Battery Information
The PPA R37 uses 2 AA batteries. We commend using
Williams Sound Alkaline batteries (BAT 001) or rechargeable
batteries (BAT 026) for longer battery life than other brand
batteries.
Low Battery Indicator
The “On” indicator on top of the unit will ash to indicate
low battery.
Multi Charger CHG 3512
This optional charger is ideal for customers using
rechargeable batteries. It will charge up to 12 receivers at
one time. See our website or call us for ordering information.
Accessories
To order accessories including earphones and replacement
earpads, batteries, and chargers, contact Williams Sound at
800-843-3544 or order on-line at: www.williamssound.com.

Printed in the USA ©2012 Williams Sound, LLC MAN 170A
10300 Valley View Rd • Eden Prairie, MN 55344
800-328-6190 / 952-943-2252 • FAX: [phone]
www.williamssound.com
Customer Service
If you experience difculty with your system, call Toll-Free
for Customer Assistance:
1-800-843-3544 (U.S.A.) or
[phone] (Outside the U.S.A.)
If it is necessary to return the system for service, your
Customer Service Representative will give you a Return
Authorization Number (RA) and shipping instructions.