rf speech processor. using ta7061. filter-less for ham radio.

External RF Clipper used for Speech Processing

Speech Processor Part 1

455kHz speech processor. using csb455. filter-less for ham radio.

Live Demo Speech Processor - Parametric EQ using Ext Speaker settings from FT991A Yaesu Manual

DSP Baseband Speech Processor for ham radio

No! Don't Sound Like This on SSB!

Adapting any speach processor to work with any CB or HAM radio and retain function of buttons on mic

Voicemax speech compressor for CB and ham.

Part 1 FT991A Setting Up Parametric Equalizer and Speech Processor Microphone M-100 and Factory Mic

KENPRO KP-60 : comp-VR がガリガリ君。RF speech processorメンテナンス。

RF Speech Processor

Realistic DSP 40 Digital Signal Processor For CB and Ham Radio

using csb455 for RF speech processor　：first trial.

RF speech processor KP-60

Radio-Frequency Speech Clipping Redux

Rf speech processor: kp-12 is rebuilt . one make p.c.b of ham radio speech compressor

Kevin (M0TBX) Comparing Speech Processing & Microphones on his FT857

kenpro kp-12 all transistor speech processor :state before repair

不動のspeech processor KP-12Aを直してみた。その2