First, drastically increase the speech energy above 500 Hz where 83% of intelligibility is concentrated. Second, drastically reduce the speech energy below 500 Hz that contributes …

Even using a pair of original ClearSpeech DSP speakers with my MFJ-616, the audio boost/cut controls at 300Hz, 600Hz, 1200Hz, and 2400Hz really allow boosting intelligibility of voices. I …

According to their research on intelligibility of speech in hearing English words: 1.The frequencies important for speech intelligibility are the consonant sounds from 500 to 4000 Hz. They …

View and Download MFJ -616 instruction manual online. Speech Intelligibility Enhancer. MFJ-616 stereo equalizer pdf manual download.

MFJ Speech Intelligibility Enhancers are powerful tools that surround your operating position with crystal-clear electronically enhanced audio. With MFJ's models, you have the added ability to …

The MFJ-616 Speech Intelligibility EnhancerTM is a powerful communication tool that surrounds your operating position with crystal-clear electronically-enhanced audio. It also puts the fun …

Boost your ham radio clarity with the MFJ-616, an innovative accessory designed to enhance speech intelligibility. With adjustable frequency bands, dual amplifiers for personalized ear …

First, drastically increase the speech energy above 500 Hz where 83% of intelligibility is concentrated. Second, drastically reduce the speech energy below 500 Hz that contributes …

The MFJ-616 is a powerful communications tool that provides electronically enhanced audio to increase speech intelligibility. It features two monolithic 2.5 watt IC amps to drive hi-fidelity …

MFJ-616 - Speech Intelligibility Enhancer. "As I got older, my high-frequency hearing loss was destroying my ham radio for me..." - Martin F. Jue, K5FLU President, and Founder MFJ …