Telex manual PH-81PH-85, Features, Wiring Diagram

Models: PH-81

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PH-81PH-85

Headsets with 20Ω Omnidirectional Carbon Mics & A4F Connectors

These headsets are specifically designed to provide high-quality communication through carbon camera intercoms in television studios or remote production locations. They have sensitive carbon microphones with a smooth voice frequency range and are compatible with Western Electric-type intercom circuits. The earphones have highly sensitive magnetic receivers that can be easily removed and replaced in the field for convenience and economy. A high quality coil cord with durable strain relief at the ear cup provides tangle-free use.

Features

Easy head size adjustment

Highly sensitive magnetic earphone elements

Mic can be worn on either side of the head

No-tangle unterminated coil cord

Omni-directional carbon microphone

Polyurethane covers that resist cracking

Vents allow air to circulate providing day-long comfort

Washable nylon socks are provided for ear cups

Wiring Diagram

PH-81

PH-85

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Telex manual PH-81PH-85, Features, Wiring Diagram

PH-81 specifications

The Telex PH-81 is a high-performance headset designed primarily for use in professional environments such as aviation, broadcasting, and other communications-intensive applications. With an emphasis on comfort, durability, and exceptional sound quality, the PH-81 has established itself as a trusted choice among professionals who require reliable audio performance.

One of the standout features of the Telex PH-81 is its advanced noise-canceling technology. This headset employs dual microphones positioned strategically to filter out ambient noise, allowing for clear communication even in loud environments. This is particularly beneficial in aviation, where background noise can be disruptive and potentially hazardous.

The PH-81 is equipped with large, cushioned ear pads that provide not only comfort during extended use but also effective passive noise isolation. The design ensures a snug fit, which helps to block out external sounds, thereby enhancing the overall audio experience. The lightweight construction of the headset minimizes fatigue, making it an ideal choice for long-duration use.

In terms of audio quality, the Telex PH-81 delivers a wide frequency response, ensuring that both high and low sounds are accurately reproduced. This clarity in sound reproduction is crucial for communication in professional settings, where missing a word or phrase can lead to misunderstandings.

Another notable characteristic of the PH-81 is its flexible boom microphone. This feature allows users to position the microphone exactly where they need it for optimal voice capture. The microphone’s windscreen further reduces the chances of wind interference during outdoor use.

Durability is another strong suit of the Telex PH-81. Constructed with high-quality materials, the headset can withstand the rigors of daily use in demanding environments. Additionally, the detachable cable enhances convenience, allowing for easy replacement if damaged.

The Telex PH-81 is compatible with a variety of communications systems, making it versatile for multiple applications. Whether used in cockpit environments or production studios, its adaptability makes it a preferred choice for professionals across various fields.

In summary, the Telex PH-81 stands out for its exceptional noise-cancelation features, comfort-oriented design, high-quality audio performance, and durability. These characteristics make it an essential tool for professionals requiring reliable communication in noisy environments. Whether in aviation or broadcasting, the Telex PH-81 continues to set a standard in professional headsets.