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PTH
Instructions
WARNINGS
Only for use between headphone jacks and earphones to
P
interrupt the sound source for very brief conversation.
Not tested to be safe with non-Shure earphones.
P
Always turn off PTH module when connecting or
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disconnecting cables.
Not for use as a hearing aid, hearing protection device,
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recording tool, or amplifier.
Always use in accordance with the all warnings and
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instructions, in addition to any warnings and instructions
of your sound source device and earphones.
©2006, Shure Incorporated
27EU3222B (Rev. 1)
Printed in U.S.A.
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Summary of Contents for Shure 27EU3222B
- Page 1 WARNINGS Only for use between headphone jacks and earphones to interrupt the sound source for very brief conversation. Not tested to be safe with non-Shure earphones. Always turn off PTH module when connecting or disconnecting cables. Not for use as a hearing aid, hearing protection device, recording tool, or amplifier.
- Page 2 PUSH TO HEAR (PTH) INSTRUCTION Set PTH and audio device volumes to lowest levels. v Connect earphones and audio device. Switch PTH ON. Power LED light should be green. When LED turns red, battery is low and should be replaced. Slowly raise the PTH volume to a comfortable level. Tapping the microphone should not cause discomfort.
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Page 3: Operation
OPERATION When listening to your audio player... - Page 4 OPERATION WITH PUSH TO HEAR (PTH) ...push PTH switch for brief conversations without removing earphones.
- Page 5 SET-UP Microphone Power PTH Switch Audio Device Earphones...
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Page 6: Changing The Battery
Changing the Battery Change battery when power LED changes from green to red. Power LED Volume Control... -
Page 7: Technical Specifications
TECHNICAL SPECIFICATIONS Output Impedance (On) Output Impedance (Off) Max gain (at 1kHz) Min gain (at 3kHz) Sensitivity (at 1kHz) Ducking Level of source Input connector Power Consumption Battery Type Battery Life (alkaline) 2.5 W = output impedance of source device +1 W 24 dB -27 dB (gain of circuitry) -46 dB... - Page 8 (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Changes or modifications not expressly approved by Shure Incorporated could void your authority to operate the equipment.
- Page 9 EN 55103 (1996) Parts 1 and 2, for residential (E1) and light industrial (E2) environments. N 108 SHURE Incorporated Web Address: http://www.shure.com 5800 W. Touhy Avenue, Niles, IL 60714-4608, U.S.A. In U.S.A., Phone: 1-847-600-2000 Fax: 1-847-600-1212 In Europe, Phone: 49-7131-72140 Fax: 49-7131-721414...