Beverly Hills Hearing Center was founded in 1983 by Bonnie Baehr. Prior to that, Dr. Baehr practiced at the House Ear Clinic in Los Angeles as a staff audiologist for seven years. She was involved with diagnostic testing, hearing aid evaluations, research and rehabilitation. Dr. Baehr did her clinical fellowship training at the Veterans Administration Outpatient Clinic in downtown Los Angeles. She is a member of the American Academy of Audiology, American Speech Language and Hearing Association, California Academy of Audiology and Academy of Doctors of Audiology.
Latest posts by Bonnie L. Baehr, Au.D. (see all)
- Understanding the Different Types of Assistive Listening Technology - April 15, 2025
- Emergencies That Can Occur With Hearing Aids - April 5, 2025
- When to Consider a Second Opinion for Hearing Health - March 25, 2025
Advancements in technology now offer a range of devices designed to improve sound clarity in different environments. Whether in a quiet home setting or a bustling public space, these tools enhance communication and confidence. Each type of assistive listening technology serves a unique purpose, from personal amplifiers to hearing loops.
Hearing Loops for Clearer Public Communication
Hearing loops, called induction loops, are commonly found in theaters, churches, and lecture halls. These systems use a wire loop to transmit sound directly to hearing aids equipped with a telecoil (T-coil). This setup minimizes background noise, making hearing speeches, performances, and public announcements easier.
Many public venues now include signage indicating the presence of a hearing loop system. Unlike traditional loudspeakers, hearing loops send sound directly to the listener without distortion, making them an excellent option for improving speech clarity in large or noisy spaces.
FM Systems for Flexible Sound Transmission
FM systems use radio signals to send sound from a microphone to a receiver worn by the listener. Often used in classrooms, business meetings, and group discussions, these systems help reduce the impact of distance and background noise. Teachers and speakers wear a microphone, ensuring their voices reach listeners with minimal interference.
This assistive listening technology type benefits individuals needing a portable and adjustable solution. The volume can be customized based on personal preference, allowing for a more comfortable listening experience.
Infrared Systems for Private Listening
Infrared (IR) systems rely on light waves to transmit sound to a receiver. These systems are commonly used in settings where privacy is important, such as courtrooms and movie theaters. Unlike FM systems, infrared signals do not pass through walls, preventing outside interference.
For the best results, users must remain within the transmitter’s line of sight. Since infrared signals cannot be picked up outside of the designated space, these systems provide a secure listening experience. They are particularly useful for situations requiring confidential or distraction-free communication.
Personal Sound Amplifiers for Everyday Use
Personal sound amplification devices (PSAPs) are small, portable devices that enhance nearby sounds. While they do not replace hearing aids, they offer an additional boost for those who need occasional assistance in certain situations. Many use them for one-on-one conversations, watching television, or spending time in nature.
These amplifiers are available in different styles, including over-the-ear and in-ear models. They provide a budget-friendly option for individuals looking to improve their hearing without investing in a full hearing aid. Some models also feature directional microphones, allowing users to focus on specific sounds.
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