An off center
fed ocf dipole

RF Speech Clipper
for Yaesu MH-31

Arduino Tiny
Keyer Project
Voice Messages & Keyer Click ↓
 Votes ↓ Flag ↓
BX-184 An MH-31 microphone integrated voice keyer, DH8BQA
Contest techniques sequencer caller, I3VLE
CQ machine voice keyer, OZ1CX
DX Doubler Two Radio Controller, K9FOX
Frequency Division Multiplex Digital Voice
IP-Sound
Keyer circuit, M0KGK
MacLoggerDX Integrated CW and Voice Keyer Dialog
MicroHAM High-End Contesting & DX-ing Accessorie
PICAXE-08M Standalone Automatic Voice Keyer
PC Voice Keyer audio interface
Pic keyer, DL4YHF
QRP keyer circuit diagram for PIC16F84, DL4YHF
Taclog interfaces, OZ2M
Tastierino per apparati YAESU, IZ0GIF
Voice & Cw Keyer
The Vocal Keyer,I4FMA
Unified Microsystems
Voice Keyer software, SM3WMV
VoiceKeyer, K9DUR
Voice ID for the VK5DJ repeater controller, VK5DJ
Voice keyer, I2WIJ
Voice keyer kit
Vocal Keyer, KG1JJH
Voice-keyer, ON7EQ
Voice Shaper 1.0

Commercial
Combination Voice Keyer and Full Featured CW Memory Keyer

The VK-64 is a voice keyer and CW memory keyer in the same package
Contest Card, W9XT

PC plug-in interface board that contains a voice keyer and CW interface
MFJ-434 Contest Voice Keyer

sends your call and contest exchanges in your own natural voice

Modif. April 07 2026



80m Inverted-L
Antenna Base-loaded
for 160m

3 elementi a X
for 20 meter

J-Pole Antennas calculator