Discontinued

PFM 330

Motiva® Personal FM Listening System

Product Highlights

16 selectable channels
Auxiliary input -- broadcast any audio source
Operates up to 150’ (46 m)

Description
Features
Specs
Accessories
Downloads

Description

The Motiva Personal FM System reduces background noise and maximizes listening by wirelessly broadcasting a speaker’s voice, audio program or simultaneous mix for all participants to hear. It’s ideal for classrooms, small group listening, employee training, consultations, or any environment where listening can be difficult. Rechargeable version of this system is available (PFM 330 RCH).

System Includes

(1) PFM R33 receiver

(1) PFM T36 transmitter

(1) MIC 090 lapel microphone

(1) EAR 013 single mini earbud

(2) CLP 023 removable belt clips

(1) WCA 087 auxiliary input cable

(1) CCS 043 system carry case

(4) BAT 001 AA alkaline batteries

Features

16 selectable channels
72-76 MHz
Auxiliary input -- broadcast any audio source
FM signal, compression, mute control
Operates up to 150’ (46 m)
Improves listening for individuals or groups
5 year warranty – 90 days on accessories

Specifications

EAR 013

Plug	3.5 mm mono
Cord length	39 inches
Impedance	32 Ohms
Frequency Range	20 - 20kHz
Max input power	5mV
Sensitivity	128dB @ 1kHz
Driver size	13 mm
Weight	9g
Replacement earpad	EAR 015

MIC 090

Color	Black
Weight	15 g (0.5 oz)
Plug	3.5mm mono
Cord	39"
Phantom Powered	No
Nominal Impedance	1500Ω @ 1kHz
Operating Voltage	1.5 - 10VDC
Freq. Response	20 - 18kHz
Pick-Up Pattern	Omni-direct
Transducer Type	Back electret
Max Input Sound Level	110dB SPL
Sensitivity	-56dB ± 3dB
Replacement Windscreen	WND 090
Replacement Lapel Clip	CLP 090
Warranty	90 days

PFM R33 Architectural and Engineering Specifications

The PFM R33 shall be a wideband sixteen channel synthesized FM receiver operating on 72MHz to 76MHz. It shall be housed in a titanium colored PC/ABS plastic enclosure 4.6" x 1.1" x 2.8" and be compatible with the CHG 3502 and CHG3512 chargers.
The R33 shall be powered by two AA batteries and shall run for 21 hours on two alkaline disposable batteries and seventeen hours on the Williams Sound Corp. BAT 026 rechargeable batteries.
The R33 shall have the antenna integrated into the headphone cord. The top bezel shall have a 3.5mm stereo jack that can drive both stereo and mono headphones, a rotary on/off volume control and have a power LED and an FM indication LED.
Inside the battery compartment there shall be a rotary squelch control, rotary tone control, a sixteen position channel selector, an Alkaline or NiMH switch to select for charging operation and an output control which can reduce the maximum output by up to 17dB.
The R33 shall be FCC, Industrie Canada and RoHS compliant and shall have a five year warranty. This receiver shall be the Williams Sound PFM R33.

PFM R33

Dimensions	4.6" L x 2.8" W x 1.1" H (116 mm x 71 mm x 28 mm)
Weight	3.4 oz (96 g), no batteries
Color	Titanium and Black
Housing Material	Shatter-resistant PC/ABS plastic
Battery Type	Two (2) AA 1.5 V non-rechargeable Alkaline batteries (BAT 001), 70 mA nominal current drain, approximately 21 hours life, or Two (2) AA 1.5 V NiMH rechargeable batteries (BAT 026), 70 mA nominal current drain, approximately 17 hours per charge, recharges in 14-16 hours, uses CHG 3502 or CHG 3512 Charger.
Operating Frequencies	Selectable, 16 channels, 72.1 - 75.9 MHz*
FM Deviation	± 75 kHz max synthesized, crystal reference, PLL
Sensitivity	2.5 µV at 12 dB Sinad with Squelch defeated, Squelch set by user.
Freq Response	200 Hz to 12 kHz, -3 dB
Signal-to-Noise Ratio	62 dB at 100 µV
Receive Antenna	Integral with earphone/headphone cord
External Controls	FM Volume: rotary control with on/off switch
Environmental Mic Volume	Rotary control
Internal Controls	Tone: Rotary control
Channel	16 position rotary switch
Output (SPL) Limit	Rotary control
Squelch	rotary control
Indicators	On/off/low battery and FM LED's
Mic Input	3.5 mm mono phone jack with electret microphone bias, external adjustable gain with 50 dB range
Audio Output	Stereo jack produces 30 mW, max at 16 Ohm, can be reduced by internal SPL limit control up to 17 dB
Approvals/Directives	FCC, Industry Canada, RoHS, WEEE
Warranty	5 years, parts and labor (90 days on accessories)

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

*NOTE: The PFM 330 system is approved by the FCC for operation in U.S. Markets. The system cannot be used in all countries. Check with your government´s radio regulations for 72-76 MHz operation.

PFM T36 Architectural and Engineering Specifications

The PFM T36 is a wide band body-pack transmitter and shall operate on 16 selectable frequencies between 72MHz and 76MHz. It shall operate for up to 30 hrs with two AA Alkaline batteries and shall be housed in a titanium colored PC/ABS plastic enclosure. The T36 shall have a 3.5 mm microphone jack and a 2.5 mm auxiliary audio input jack. The T36 shall have access to channel select, compression on/off, channel lock, master gain and aux gain inside the battery compartment. There shall be a power switch which also serves as a microphone mute control on the top bezel of the transmitter.
The T36 shall have wide band modulation at 75KHz peak with a frequency response of 200Hz to 16KHz. The transmitting antenna shall be integrated into the 40 inch microphone cable.
The PFM T36 shall be covered under a five year parts and labor warranty. This transmitter shall be the Williams Sound PFM T36.

PFM 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-resistant PC/ABS plastic
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 3502 or CHG 3512 Charger
Operating Freq's	Selectable, 16 channels, 72.1 - 75.9 MHz* (channels 1-8 correspond with R35-8 receiver channels)
Stability	± .005%, frequency synthesized, crystal reference, PLL
Modulation	Wide-band FM, 75 kHz pk, 75 µS pre-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-Noise Ratio	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
Mic Input	3.5 mm mono phone jack with electret mic bias, internal adjustable master gain with 25 dB range
Aux Input	2.5 mm stereo phone jack, internal adjustable gain with 60 dB r nge
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
Warranty	5 years, parts and labor (90 days on accessories)

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

*NOTE: The PFM 330 system is approved by the FCC for operation in U.S. Markets. The system cannot be used in all countries. Check with your government´s radio regulations for 72-76 MHz operation.

Accessories for Motiva® Personal FM Listening System

All Williams Sound headphones and earphones are compatible with this product.

Earphones

Headphones

BAT 001 AA Alkaline Battery

BAT KT6 Charger kit for body-packs, 2-bay

MIC 020 Lightweight rear wear mic

MIC 100 Unidirectional headband microphone

downloads

Name	Type	Language
PFM 330/330 RCH Sell Sheet	Sell Sheets	Español
PFM 330/330 RCH Sell Sheet	Sell Sheets	English
PFM/Motiva Quick Setup Guide	Manuals	English
FM Brochure - Low Res	Brochures	English
FM Brochure - High Res	Brochures	English
PFM 330/360 Manual	Manuals	English, Español
PFM R33 Specifications	Specifications	English