Since my new Wouxun has audio output jacks, I figured it would be useful to have the ability to record what my rig hears, if anything interesting comes on the air. Under Linux, I use an application called, (creatively enough), Audio Recorder. Using a simple connection to the mic input
Here is an old XM2000 marine VHF tranciever. Here is the casing split, with the main CPU board & display on the right, & the RF tranciever board on the left. View of the main CPU board, with the mic & loudspeaker on the right hand side. The channel display
This is a small audio mixer, marketed for camcorder audio dubbing. I/O Panel on the rear of the unit. Contains a small preamp, but will not drive speakers directly. Power is a 9v battery or plugpack. Front of the PCB removed from the case. Mic preamp bottom right corner. Each