Williams Sound Transmitter T36 User Manual

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Transmitter Model T36, 72-76MHz

Instructions For Use and Care

Thank you for purchasing the T36 transmitter from Williams Sound. The T36 is designed to operate with a wideband FM, 72–76MHz receiver. For more information on available receivers, visit www.williamssound.com or contact Williams Sound at800-843-3544or952-943-2252

PACEMAKERSAFETY

CAUTION!

1.Before using this product with a pacemaker or other medical device, consult your physician or the manufacturer of your pacemaker or other medical device.

2.If you have a pacemaker or other medical device, make sure that you are using this product in accordance with safety guidelines established by your physician or the pacemaker manufacturer.

BATTERYSAFETY& DISPOSAL

CAUTION!

Do not attempt to recharge disposable batteries, which may explode, release dangerous chemicals, cause burns, or other serious harm to the user or product.

RECYCLINGINSTRUCTIONS

Help Williams Sound protect the environment! Please take the time to dispose of your equipment properly.

Product Recycling:

Please do NOT dispose of your Williams Sound equipment in the household trash. Please take the equipment to an electronics recycling center; OR, return the product to the factory for proper disposal.

Battery Recycling:

Please do NOT dispose of used batteries in the household trash. Please take the batteries to a retail or community collection point for recycling.

07/29/08

MAN 142A ©2008 Williams Sound Corp.

 

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OPERATINGINSTRUCTIONS

IMPORTANT: If Alkaline (nonrechargeable) batteries are being installed, slide the battery selection switch in the battery compartment to the “Alkaline” position. See FIG. A below. If installing NiMH (or rechargeable) batteries, slide the battery selection switch to the “NiMH” position.

1.Install AA batteries: Open the battery compartment by pressing and lifting the tab on the back of the transmitter with your finger. To remove depleted batteries, pull up on the fabric strip.

Press the batteries into place over the fabric strip. Be sure to observe proper polarity (+/-).Damage due to improper battery installation may void the warranty on the product. Close the battery door. The “Power On” LED on top of the unit will flash when the batteries are getting low; you may continue to use until the unit quits operating, then replace or recharge batteries.

FIG. A: Battery Selection Switch

- Gain+ - AUX

 

AA

 

+

AA

FIG. B: T36 User Controls

Auxiliary Power On/Off/Mute

Channel

Input

Selector

Mic Jack

Power On Indicator

2.Plug the microphone cord (sold separately) into the “Mic Jack” on top of the transmitter (FIG. B).

3.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 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!

4.Turn the unit on: press and hold the “ON/OFF/MUTE” button for three sec-

indicator should

operating frequency. Selector” knob to available channels to the channel

being used is frequency as

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FIG. C: Channel Selection Chart

T36

Freq.

 

R35-8T36 Freq.

 

R35-8

CH

(MHz)

Letter

CH

CH

(MHz)

Letter

CH

 

 

 

 

 

 

 

 

1

72.1

A

1

9

72.5

C

-

2

72.3

B

2

10

72.2

K

-

3

72.6

O

3

11

72.4

N

-

4

72.8

P

4

12

72.7

D

-

5

74.7

I

5

13

72.9

E

-

6

75.4

R

6

14

75.3

J

-

7

75.7

G

7

15

75.6

S

-

8

75.9

H

8

16

75.8

T

-

 

 

 

 

 

 

 

 

NOTE: Up to eight T36’s can operate simultaneously on channels1-8(FIG. C) when used with anR35-8receiver.

6.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.

The transmitter can be placed in a pocket, or clipped onto a belt or waistband.

7.When you pause from speaking, mute the microphone by pressing the “ON/OFF/MUTE” button once momentarily. The “ON/OFF/MUTE” button will flash red. To unmute the mic, press the “ON/OFF/MUTE” button once momentarily again.

IMPORTANT: When the T36 transmitter is not being used, remember to turn the unit OFF by pressing and holding the “ON/OFF/MUTE” button forthree seconds. The Power On indicator should not be lit.

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FIG. D: Configuration Controls

2:1

1:1

- Gain+ - AUX+ Comp CH Lock

 

AA

+

+

AA

1

2

3

4

1. Gain Control

 

3. Compression Selector

2. Auxiliary Input Level

4. Channel Lock

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COMPRESSIONSELECTOR

By default, the T36 compression is set to “Off” for normal operation, or “1:1” compression. For hearing assistance applications, the compression selector can be set to “On” for “2:1” compression.

To change this setting, open the battery door and locate the Compression Selector (FIG. D).

To turn on compression (2:1), use a plastic tuning wand and slide the “Comp” switch to the position marked “2:1.” To turn off, slide the “Comp” switch to the position marked “1:1.”

CHANNELLOCK

By default, the T36 channels are unlocked to allow the user to change frequencies as needed. If desired, channels can be locked to prevent users from changing the channels.

Note: The Channel Lock only locks the electronic frequency; it does not physically lock the channel selector knob.

To lock or unlock channels, open the battery door and locate the Channel Lock (FIG. D). To lock the current channel, slide the “CH Lock” switch to the position marked ““. Tounlock the channels, use a tuning wand and slide the “CH Lock” switch to the position marked ““.

BATTERYINFORMATION

The T36 transmitter can use two (2) alkaline AA batteries (BAT 001) or two (2) AA rechargeable batteries (BAT 026). Note: The BAT 026 provides longer life than other rechargeable batteries. For best product performance, do not substitute other rechargeable batteries and chargers.

LOWBATTERYINDICATOR

The “Power On” indicator (FIG. B) will flash to indicate low battery.

EXPECTEDBATTERYLIFE

Alkaline batteries (BAT 001): 30 hours

Rechargeable NiMH Batteries (BAT 026): 20 hours

Min.14 hour recharge time.

If the T36 transmitter is equipped with rechargeable batteries, up to 12 units can be charged at one time in the optional CHG 3512 or CHG 3512 PRO multi-charger,or up to two units in the CHG 3502 dual bay charger. For ordering information, please contact Williams Sound at800-843-3544.

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BELTCLIPINSTALLATION

LIMITEDWARRANTY

FIG. E

FIG. F

 

Earphones, headphones, batteries,

 

cables, carry cases, and all other acces-

 

 

 

sory products carry a 90-daywarranty.

 

 

 

Chargers carry a one year warranty.

NOTE: THE MANUFACTURER IS

NOT RESPONSIBLE FOR ANY

RADIO OR TV INTERFERENCE

CAUSED BY UNAUTHORIZED

MODIFICATIONS TO THIS EQUIP-

MENT. SUCH MODIFICATIONS

COULD VOID THE USER'S

AUTHORITY TO OPERATE THE

EQUIPMENT.

WILLIAMS SOUND HAS NO CON-

TROL OVER THE CONDITIONS

UNDER WHICH THIS PRODUCT IS

USED. WILLIAMS SOUND,

THEREFORE, DISCLAIMS ALL

WARRANTIES NOT SET FORTH

ABOVE, BOTH EXPRESS AND

IMPLIED, WITH RESPECT TO THE

T36 TRANSMITTER, INCLUDING

BUT NOT LIMITED TO, ANY

IMPLIED WARRANTY OF MER-

CHANTABILITY OR FITNESS FOR

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A PARTICULAR PURPOSE. WILLIAMS SOUND SHALL NOT BE LIABLE TO ANY PERSON OR ENTITY FOR ANY MEDICAL EXPENSES OR ANY DIRECT, INCIDENTAL OR CONSEQUENTIAL DAMAGES CAUSED BY ANY USE, DEFECT, FAILURE OR MALFUNCTION OF THE PRODUCT, WHETHER A CLAIM FOR SUCH DAMAGES IS BASED UPON WARRANTY, CONTRACT, TORT OR OTHERWISE. THE SOLE REMEDY FOR ANY DEFECT, FAILURE OR MALFUNCTION OF THE PRODUCT IS REPLACEMENT OF THE PRODUCT. NO PERSON HAS ANY AUTHORITY TO BIND WILLIAMS SOUND TO ANY REPRESENTATION OR WARRANTY WITH RESPECT TO THE T36 TRANSMITTER. UNAUTHORIZED REPAIRS OR MODIFICATIONS WILL VOID THE WARRANTY.

The exclusions and limitations set out above are not intended to, and should not be construed so as to contravene mandatory provisions of applicable law. If any part or term of this Disclaimer of Warranty is held to be illegal, unenforceable or in conflict with applicable law by a court of competent jurisdiction, the validity of the remaining portions of this Disclaimer of Warranty shall not be affected, and all rights and obligations shall be construed and enforced as if this Limited Warranty did not contain the particular part or term held to be invalid.

If you experience difficulty with your system, call Toll-Freefor Customer Assistance:

1-800-843-3544(U.S.A.) or

+1 952 943 2252 (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.

Pack the system carefully and send it to:

Williams Sound Corp.

Attn: Repair Dept.

10321 West 70th Street

Eden Prairie, MN 55344

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SYSTEMSPECIFICATIONS

FM TRANSMITTER, MODEL T36

Dimensions:

4.1” L x 2.8” W x 1.1” H (104 mm x 71 mm x 28 mm)

Weight:

2.6 oz (74 g), no batteries

Housing Material:

Shatter-resistantPC/ABS plastic

Battery Type:

Two (2) AA 1.5 V non-rechargeableAlkaline batteries (BAT 001),

 

70 mA nominal current drain, 30 hours approx. life or

 

Two (2) AA 1.5 V NiMH rechargeable batteries (BAT 026), 70 mA

 

nominal current drain, 20 hours per charge approx., recharges in

 

14–16hours, uses CHG 3502 or CHG 3512 Charger

Operating Freq’s:

Selectable, 16 channels, 72.1 – 75.9 MHz* (channels 1-8corre-

 

spond with R35-8receiver channels)

Stability:

± .005%, frequency synthesized, crystal reference, PLL

Modulation:

Wide-bandFM, 75 kHz pk, 75 μSpre-emphasis

RF Output:

80 mV/m at 3 m (max. allowed by FCC rules)

Freq Response:

200 Hz to 13 kHz, ± 3 dB at 1% max. THD

Signal-to-NoiseRatio:

65 dB (typical) transmitted

Transmit Antenna:

Integral with microphone cord

Microphone:

Electret type, 3.5 mm mono phone plug

External Controls:

Momentary push button: push and hold 3 seconds for power On/Off,

 

push and release for microphone mute On/Off; Rotary sixteen channel

 

switch (with internal channel lock switch)

Mic Input:

3.5 mm mono phone jack with electret mic bias, internal adjustable

 

gain with 25 dB range

Aux Input:

2.5 mm stereo phone jack, internal adjustable gain with 60 dB range

Audio Compression:

1:1 or 2:1 ratio selected with internal slide switch

Compatible Receivers: PFM R31, PFM R32, PFM R33, PFM R36, PPA R35, PPA R35-8,PPA R1600 Approvals/Directives: FCC, Industry Canada, RoHS, WEEE

Warranty:

5 years, parts and labor (90 days on accessories)

Note:

FCC regulations, section 15.21, requires the user to comply with the

 

rules of transmitter operation. Any changes or modifications made

 

by the user not expressly approved for compliance may result in the

 

loss of all privileges and authority to operate the equipment

*DISCLAIMER: FCC RULES LIMIT USE OF THIS EQUIPMENT TO AUDITORY ASSISTANCE

NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE

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10321 West 70th St., Eden Prairie, MN 55344 U.S.A. 800.843.3544 | 952.943.2252 | FAX: 952.943.2174 www.williamssound.com

MAN 142A ©2008 Williams Sound Corp.