SYSTEM SPECIFICATIONS

FM TRANSMITTER, MODEL PFM T31

Dimensions:

3-5/8" L x 2-3/8" W x 7/8" H (92.1 mm x 60.3 mm x 22.2 mm)

Weight:

4.4 oz (125 g) with battery

Color:

Royal blue, shatter-resistant polypropylene

Battery Type:

Two (2) AA 1.5 V non-rechargeable Alkaline batteries

 

(BAT 001), 70 mA nominal current drain, 12 hours approx. life

 

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

 

70 mA nominal current drain, 10 hours per charge approx., recharges in 14-16

 

hours, uses CHG 200 Charger

Operating Freq’s:

Selectable, 10 channels, 72.1-75.9 MHz, internal DIP switch

Stability:

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

Modulation:

Wide-band FM, 75 kHz, 75 µS pre-emphasis

RF Output:

8000 µV/m at 30 m, max., 40 mW typical

FCC ID:

CNM T30

Freq Response:

100 to 10 kHz, + 3 dB at 1% max. THD

Signal-to-Noise Ratio:

55-60 dB, with R31 or R32 Receiver

Auto Gain Control:

40 dB range, 30 mV threshold

Transmit Antenna:

Integral with 39" microphone cord

Microphone:

Omnidirectional condenser, Lavalier-type, 39" cord,

 

3.5 mm mono phone plug (MIC 081)

Controls:

On/Off switch, slide-type

 

Mute switch, slide-type

Mic Connector:

3.5 mm mono phone jack

Warranty:

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

RECEIVER, MODEL PPA R35

Dimensions:

4.1" L x 2.85" W x 1.2" H (104.1 mm x 72.4 mm x 30.4 mm)

Weight:

4.5 oz (127 g)

Color:

Gray

Battery Type:

Two (2) AA non-rechargeable alkaline batteries (BAT 001), approx. 100 hours

 

battery life or

 

Two (2) AA rechargeable NiMH batteries (BAT 026), 1400 mAh, approx 56

 

hours battery life

Current Consumption:

Nominal 40 mA

FCC ID:

CNM R35

Industry Canada Cert.:

1360A-R35

Operating Freq.:

Pre-tuned, adjustable, 72 MHz-76 MHz *

Intermediate Freq.:

75 kHz

FM Deviation:

75 kHz

De-Emphasis:

75 µS

LED Indicator

Power: Green; Low Battery: Red

AFC Range:

± 120 kHz

Sensitivity:

2 µV at 12 dB Sinad with squelch defeated

Input Overload:

20 mV

Frequency Response:

100 – 15 kHz, ± 3 dB

Signal-to-Noise Ratio:

65 dB at 10 µV

Receive Antenna:

Integral with earphone/headphone cord

Audio Output:

35 mW, max. at 16 Ω

Output Connector:

3.5 mm mono phone jack

Earphone:

Earbud-type with foam cushion, 3.5 mm plug, 32 Ω

Notes:

The R35 Receiver can be field tuned to any of 10 wideband

 

channels using the PLT 005 Tuning Tool.

Warranty:

Five years, parts and labor. 90 days on cords, earphones,

 

headphones, batteries and other accessories

NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE.

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Williams Sound TGS PRO 720 system manual System Specifications, FM TRANSMITTER, Model PFM T31
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TGS PRO 720 specifications

The Williams Sound TGS PRO 720 is an advanced assistive listening system designed to enhance the audio experience for individuals with hearing impairments in various settings. This innovative product caters to a range of environments, including theaters, places of worship, conference rooms, and other public venues where clear sound transmission is crucial.

One of the standout features of the TGS PRO 720 is its flexibility in accommodating different user needs. The system supports multiple listening options, allowing users to choose between earphones, induction loop systems, and other assistive devices. With its compatibility across different platforms, the TGS PRO 720 ensures that everyone can participate fully in presentations and performances.

The TGS PRO 720 utilizes Williams Sound's proprietary technology to deliver high-quality audio. The system operates on a reliable UHF frequency, which minimizes interference and ensures clear sound transmission even in crowded environments. With a powerful transmitter, the TGS PRO 720 can cover a significant distance, making it suitable for both small and large venues. The system is designed for ease of use, featuring intuitive controls that allow users to adjust volume levels and switch between channels effortlessly.

Another noteworthy aspect of the TGS PRO 720 is its robust build quality. The system is engineered to withstand the demands of daily use in various settings, with durable materials that ensure long-lasting performance. The devices are also lightweight and portable, making them easy to distribute and manage during events.

User comfort is a key consideration in the design of the TGS PRO 720. The earphones provided with the system are designed with comfort in mind, ensuring that users can wear them for extended periods without discomfort. Furthermore, the system incorporates accessibility features that cater to a wide range of hearing abilities.

In terms of battery life, the TGS PRO 720 is equipped with rechargeable batteries that provide extended use between charges. This feature is particularly beneficial for organizations that host frequent events, as it reduces the need for constant battery replacements.

In summary, the Williams Sound TGS PRO 720 is a versatile and reliable assistive listening system that combines advanced technology with user-friendly design. Its high-quality sound transmission, durability, and comfort make it an ideal choice for enhancing audio accessibility in any venue. With its broad compatibility and ease of use, the TGS PRO 720 is a powerful tool in creating inclusive experiences for all participants.
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