Williams Sound PFM R32 User Manual
Hearing Helper
™
Personal FM Receiver • Model PFM R32
Hearing Helper™Personal FM Receiver • Model PFM R32
©2007, Williams Sound Corp. MCAT
006B 1
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!
Description:
The PFM R32 receiver will ensure that everyone in the classroom can hear the speaker’s message
clearly and easily. Each receiver has a range of up to 150 feet when used with a T32 transmitter, and
will operate up to 80 hours at one time. Versatile 3.5 mm jack 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.
Applications:
Classrooms • Job Consultation • Job Training • Tours • Group Meetings
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
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
Approvals: FCC, WEEE
Warranty: 5 years, parts and labor**
Note: Specifications are electrical performance
PFM R32 FM Receiver:
EAR
FM
FM
On
Off Max
Earphone
Jack
On
Indicator
Volume
Control
FM Indicator
Williams Sound
Hearing Helper
®
Ton e
Control
Channel
1 or 2
R32 Top
R32 Front
R32 Back
**90 days on accessories.
*DISCLAIMER: FCC RULES LIMIT USE OF THIS EQUIPMENT TO AUDITORY ASSISTANCE
FOR THE HANDICAPPED.
Hearing Helper
™
Personal FM Receiver • Model PFM R32
Hearing Helper™Personal FM Receiver • Model PFM R32
©2007, Williams Sound Corp. MCAT
006B 2
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!
Acoustic Specifications:
ANSI 2.44 Test
ANSI S3.22–1987 Test
FM Response (PFM R32)
Input: 80 dB random noise
Device: KEMAR mannequin with BTK 3550 Tester
Y: 80.0 dB 80 db Main Y: 34.1 dB
X: 100 Hz + 8 OCT LOG Main X: 4 kHz
FM Response (PFM R32)
Minimum Low Cut (Tone Set to Low)
Max. SSPL90: 135.8 dB at 500 Hz
HF Avg. SSPL90: 127.1 dB
HF Avg. Full On Gain: 37.7 dB at 60 dB in
Reference Test Gain: 38.1 dB
Response Limit: 80.1 dB
F1=200 Hz, F2=8 kHz
Total Harmonic Dist: 3.6 % at 500 Hz
3.9 % at 800 Hz
2.2 % at 1600 Hz
Medium Low Cut (Tone Set to Mid)
Max. SSPL90: 135.5 dB at 600 Hz
HF Avg. SSPL90: 127.1 dB
HF Avg. Full On Gain: 36.8 dB at 60 dB in
Reference Test Gain: 37.3 dB
Response Limit: 79.4 dB
F1=200 Hz, F2=8 kHz
Total Harmonic Dist: 3.4 % at 500 Hz
3.4 % at 800 Hz
2.2 % at 1600 Hz
Maximum Low Cut (Tone Set to Hi)
Max. SSPL90: 133.5 dB at 1000 Hz
HF Avg. SSPL90: 127.0 dB
HF Avg. Full On Gain: 35.4 dB at 60 dB in
Reference Test Gain: 35.8 dB
Response Limit: 78.01 dB
F1=200 Hz, F2=8 kHz
Total Harmonic Dist: 1.1 % at 500 Hz
2.7 % at 800 Hz
2.1 % at 1600 Hz
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