Williams Sound PFM R31 دليل المستخدم

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™
Hearing Helper Personal FM Receiver • Model PFM R31
™
Hearing Helper Personal FM Receiver • Model PFM R31
Description:
Maximize a student’s ability to listen with the Personal FM R31 receiver from Williams Sound. The
PFM R31 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, and will operate up to 80 continuous hours. Versatile 3.5
mm jack allows for a variety of earphone and headphone options, or, equip i

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™ Hearing Helper Personal FM Receiver • Model PFM R31 ™ Hearing Helper Personal FM Receiver • Model PFM R31 Acoustic Specifications: ANSI 2.44 Test Environmental Mic Response (PFM R31) FM Response (PFM R31) Input: 80 dB random noise Input: 80 dB random noise Device: KEMAR mannequin with BTK 3550 tester Device: KEMAR mannequin with BTK 3550 tester Y: 80.0 dB 80 db Main Y: 50.2 dB Y: 80.0 dB 80 db Main Y: 34.1 dB X: 100 Hz + 8 OCT LOG Main X: 4 kHz X: 100 Hz + 8 OCT LOG Main X: 4 kHz ANSI S3.22–

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™ Hearing Helper Personal FM Receiver • Model PFM R31 ™ Hearing Helper Personal FM Receiver • Model PFM R31 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: info@williamssound.com Web: www.williamssound.com 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 Web: ww