Telex PH-81 Headphones User Manual


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PH-81 & PH-85 Specications
Connector Termination
Stripped wire coiled cord
Type
PH-81: Single Sided
PH-85: Dual Sided
Mic Type
Carbon Omni-Directional
Mic Sensitivity
-28dBV/Pa @1cm, 8V through 470Ω bias, 150Ω AC load
Mic Frequency Range
100Hz - 6kHz
Mic Impedance
20Ω
Speaker Sensitivity
100dB SPL @2kHz, 1mW
Speaker Frequency Range
600Hz - 10kHz
Speaker Impedance
PH-81: 275Ω
PH-85: 275Ω boom side, 625Ω non-boom side
Weight
PH-81: 12oz. (not including cord)
PH-85: 14oz. (not including cord)
Cord Length
2 ft. retracted, 12 ft. extended
Ordering Information
PH-81
Single-Sided Headset with 20Ω Omnidirectional
Carbon Mic
Catalog Number: 64438-004
PH-85
Dual-Sided Headset with 20Ω Omnidirectional Carbon
Mic
Catalog Number: 64437-005
This specications information is preliminary and is subject to change without notication.
Brand names mentioned are the property of their respective companies.
Contact Information
Telex Communications, Inc.
12000 Portland Avenue South
Burnsville, Minnesota 55337
Telephone: 877·863·4169
Fax: (800) 323-0498
Form Number: – LIT000205000 Rev A
Date: December, 2007
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