Ham Radio Mods

Please don't attempt tube replacement if you are not experienced. The high voltages in this amplifier are deadly and if you are not careful it could prove fatal. This step-by-step instruction is about the tube replacement and idling…

If you have a Yaesu FT-840 and you wish to add the CB frequencies to it then here is how you do it. While we recommend this only for receive purposes what you do is your choice. Be warned that it is illegal to add 27Mhz to a ham radio…