After using a voice keyer in various contests and activations on my Icom IC-756pro3 I really found I missed one on my Icom IC-910H VHF/UHF transceiver. There are commercial hardware solutions (like the MFJ-434B) and some software ones about but I don’t do commercial if I can help it I’d previously been introduced to a Winbond voice recorder chip some time back but this has since gone obsolete so I needed to find another. After doing a quick Google I found a webpage run by [...]