Tech Head response: Nuke the radio station?
Seriously, try some ferrite beads especially near the jack socket on the amp. If it’s on a PCB, then it’s more difficult. You said that one of your effects units when kicked in made more difference, try some beads on the interconnecting leads themselves. You will need to unsolder the live and ground wires within the jack plug, slip a bead on each and solder back. This includes the lead from the instrument to the first FX box. If that fails, you need to start soldering capacitors across things to get rid of it. I had a Laney 100W transistor head which was great at this time of year between 6 and 8 PM. Sadly, it couldn’t decide between Voice Of America and the BBC World Service which are both devoid of interesting latin beats to play along with. It’s all fixable – all you need is a little patience and some time to experiment to find out the real source of the problem. -Duncan Munro • What can I do about scratchy sounding controls (pots)? This is covered in Lord Valve’s Tech Tip on “Fixin
