Hearing HelperPersonal FM System •

Hearing HelperPersonal FM System • Model PFM 300 RCH

 

 

 

 

 

 

 

 

 

 

 

 

ADA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PFM R32 FM Receiver:

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:

4.6 oz (130 g) with batteries

 

Color:

Royal blue, shatter-resistant polypropylene

 

Battery Type:

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

 

 

 

 

 

 

 

 

 

 

 

 

 

(BAT 001), 14 mA nom. current drain, 80 hours approx. life

 

 

 

 

 

 

 

 

 

 

 

 

(OR) Two (2) AA 1.5 V NiMH rechargeable batteries (BAT 026), 14 mA nominal current drain, 50

 

 

 

 

 

 

 

 

 

 

 

 

hours per charge approx., recharges in 14–16 hours, uses CHG 200 Charger

FCC ID:

CNM R31

 

Operating Freq’s:

Pre-tuned, field–tuneable, 72 MHz-76 MHz*.

 

 

 

 

 

 

 

 

 

 

 

 

 

Pre-set channels are E (72.9 MHz) and G (75.7 MHz).

FM Deviation:

Wide-band, 75 kHz, 75 µS de-emphasis

 

AFC Range:

± 120 kHz

 

Sensitivity:

4 µV at 12 dB Sinad with squelch defeated,

 

 

 

 

 

 

 

 

 

 

 

 

 

squelches at 10 µV for min. 50 dB S/N ratio

Freq Response:

100 to 10 kHz, + 3 dB

 

Signal-to-Noise Ratio:

50 dB at 10 uV

 

Receive Antenna:

Integral with earphone cord

 

Audio Output:

35 mW, max. at 16 Ω

 

Output Connector:

3.5 mm mono phone jack

 

Squelch:

Set to turn off audio under weak or no signal condition

 

Carrier Detect Ind:

Red LED, turns on in the presence of a carrier

 

Controls

 

 

Volume:

Rotary, On/Off/Volume

Tone:

3-way slide switch;

 

 

 

 

 

 

 

 

 

 

 

 

Lo: flat response (20 Hz), Mid: -3 dB at 235 Hz, Hi: -3 dB at 730 Hz

Channel:

2-way slide switch; Ch 1: 72.9 MHz, Ch 2: 75.7 MHz

Indicators:

On/Off and FM

Warranty:

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

 

Model PFM 300 RCH

*DISCLAIMER: FCC RULES LIMIT USE OF THIS EQUIPMENT TO AUDITORY ASSISTANCE FOR THE HANDICAPPED.

 

FM Indicator

 

 

 

Earphone

 

 

On

 

 

Jack

EAR

FM On

Indicator

Williams Sound

 

 

 

 

Volume

 

 

 

 

 

®

 

Off

Max

Control

Hearing Helper

 

FM

 

 

 

 

R32 Top

R32 Top

Tone

Channel

Control

1 or 2

 

 

 

 

 

 

 

 

R32R32FrontR32R32Back

NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!

©2006, Williams Sound Corp. MCAT 040B

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Williams Sound specifications Model PFM 300 RCH, PFM R32 FM Receiver, R32 Top, R32R32FrontR32R32Back

PFM 300 RCH specifications

The Williams Sound PFM 300 RCH is an innovative assistive listening device designed to enhance audio clarity and accessibility in various environments, such as theaters, classrooms, and places of worship. It serves as an essential tool for individuals with hearing challenges, allowing them to experience sound as it was intended.

One of the key features of the PFM 300 RCH is its compact and lightweight design, making it easy for users to carry and operate. The device comes equipped with a built-in rechargeable battery, which offers extended usage times and reduces the need for frequent battery changes. This sustainable approach aligns with the current trend of adopting eco-friendly technologies.

The PFM 300 RCH utilizes advanced digital signal processing technology, which ensures clear audio transmission and reduces background noise. This feature is particularly beneficial in settings with multiple sound sources, where clarity can often be compromised. By focusing on the desired sound source, the device enhances the listener's experience, making conversations and presentations more intelligible.

Another remarkable aspect of the PFM 300 RCH is its compatibility with a variety of audio sources. It can easily connect to a range of systems, such as televisions, sound systems, or public announcement systems, through various input options. This versatility allows users to tailor their listening experience to different environments, whether at home or in public venues.

The PFM 300 RCH also supports multiple audio channels, making it suitable for large group settings and events. This feature enables simultaneous transmission to multiple receivers, creating an inclusive atmosphere for all participants. Additionally, the device has a range of adjustable volume controls, allowing users to customize their audio experience according to their preferences.

In terms of design, the PFM 300 RCH features intuitive controls, making it user-friendly. The ergonomic design ensures comfortable handling, while the durable construction guarantees longevity and reliability even in demanding conditions. The device is also equipped with a belt clip, facilitating hands-free operation for on-the-go users.

In conclusion, the Williams Sound PFM 300 RCH is a versatile and advanced assistive listening device, catering to individuals with hearing difficulties. Its combination of compact design, advanced digital technology, and multiple compatibility options makes it a valuable tool for enhancing audio accessibility across diverse environments. Whether for personal use or in larger gatherings, the PFM 300 RCH ensures that everyone can enjoy a clear and engaging listening experience.