Hearing Helper™ Personal FM System • Model PFM 300 RCH
ADA
Description:
Maximize a student’s ability to listen with the Personal FM System 300 RCH from Williams Sound.
Personal FM systems deliver the teacher’s message directly to the student’s headphones by way of
FM signal, eliminating background noise and other distractions. It’s perfect for classrooms, job
training, consultation and more. Portable, no wire, no hassle. Each PFM 300 RCH system has a
range of up to 150 feet, and will operate up to 60 hours at one time. Versatile 3.5 mm jacks allow
for a variety of earphone and headphone options, or equip it with a neckloop and it is compatible
with most telecoil-equipped hearing aids. Each PFM 300 RCH system includes a CHG 200A drop-in
style charger for charging up to (4) AA BAT 026 batteries (included).
Applications:
Classrooms • Job Consultation • Job Training • Tours • Group Meetings
PFM T32 FM Transmitter:
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, 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 14–16 hours, uses CHG 200 or CHG 1600 Charger
Selectable, 16 channels, 72.1 – 75.9 MHz*, internal rotary switch
.005%, frequency synthesized, crystal reference, PLL
Wide-band FM, 75 kHz pk, 75 µS pre-emphasis
8000 µV/m at 30 m, max., 40 mW typical
Operating Freq’s:
Stability:
T32 Top
Modulation:
RF Output:
Freq Response:
Signal-to-Noise Ratio:
Microphone Gain Control:
Transmit Antenna:
Microphone:
200 to 10 kHz, + 3 dB at 1% max. THD
55 - 60 dB, with R31 or R32 Receiver
45 dB maximum, 18 dB minimum
Integral with 39" microphone cord
Electret type, 39" cord, 3.5 mm mono phone plug
On/Off switch, slide-type; Microphone Mute Switch, slide-type;
Compression Selector 1:1 or 2:1 with internal selectable jumper
3.5 mm mono phone jack
Controls:
Mic Connector:
Compatible Receivers:
Approvals:
PPA R35, PFM R31, PFM R32
FCC, Industry Canada, RoHS, WEEE
Warranty:
5 years, parts and labor (90 days on accessories)
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 privi-
leges and authority to operate the equipment.
Note:
T32 Front
*DISCLAIMER: FCC RULES LIMIT USE OF THIS EQUIPMENT TO AUDITORY ASSISTANCE
FOR THE HANDICAPPED.
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!
©2006, Williams Sound Corp. MCAT 040B
Hearing Helper™ Personal FM System • Model PFM 300 RCH
ADA
Acoustic Specifications:
ANSI 2.44 Test
FM Response (PFM R32)
Input:
Device:
Y:
80 dB random noise
KEMAR mannequin with BTK 3550 Tester
80.0 dB 80 db
100 Hz + 8 OCT LOG
Main Y:
Main X:
34.1 dB
4 kHz
X:
ANSI S3.22–1987 Test
FM Response (PFM R32)
Minimum Low Cut (Tone Set to Low)
Max. SSPL90:
Maximum Low Cut (Tone Set to Hi)
Max. SSPL90:
HF Avg SSPL90:
135.8 dB at 500 Hz
127.1 dB
133.5 dB at 1000 Hz
127.0 dB
HF Avg SSPL90:
HF Avg Full On Gain:
Reference Test Gain:
Response Limit:
37.7 dB at 60 dB in
38.1 dB
80.1 dB
HF Avg Full On Gain:
Reference Test Gain:
Response Limit:
35.4 dB at 60 dB in
35.8 dB
78.01 dB
F1=200 Hz, F2=8 kHz
3.6 % at 500 Hz
3.9 % at 800 Hz
2.2 % at 1600 Hz
F1=200 Hz, F2=8 kHz
1.1 % at 500 Hz
2.7 % at 800 Hz
Total Harmonic Dist:
Total Harmonic Dist:
2.1 % at 1600 Hz
Medium Low Cut (Tone Set to Mid)
Max. SSPL90:
HF Avg SSPL90:
135.5 dB at 600 Hz
127.1 dB
HF Avg Full On Gain:
Reference Test Gain:
Response Limit:
36.8 dB at 60 dB in
37.3 dB
79.4 dB
F1=200 Hz, F2=8 kHz
3.4 % at 500 Hz
3.4 % at 800 Hz
2.2 % at 1600 Hz
Total Harmonic Dist:
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!
©2006, Williams Sound Corp. MCAT 040B
Hearing Helper™ Personal FM System • Model PFM 300 RCH
ADA
Bid Specs:
Not Currently Available
Contact:
United States
Williams Sound Corp.
10321 W. 70th Street
Eden Prairie, MN 55344-3446
Ph: 800-328-6190 / 952-943-2252 / FAX: 952-943-2174
Email: [email protected]
Canada
Thorvin Electronics
2861 Sherwood Heights Dr. Units 36-37
Oakville, ON L6J-7K1 Canada
Ph: 800-323-6634 / 905-829-3040 / FAX: 905-829-4196
Asia, Australia, Latin America, Middle East, South Africa
International Sales Department
Williams Sound Corp.
10321 W. 70th Street
Eden Prairie, MN 55344 USA
Phone: +1 952 224 7791
Fax: +1 952 943 2174
Email: [email protected]
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!
©2006, Williams Sound Corp. MCAT 040B
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