but not on OD channel, playing forawhile switchin pickup postions , i experience volume loss which is remedied by reinserting the cable into the guitar jack. Cant be the cables cos they are new, I would think I need to clean the input of the guitar?
Ibanez 2570
Blackstar HT-5 Stack
Digtech GNX3
Dunlop Crybaby Classic
if its not on the OD channel then i dunno.

tubes going out maybe?

Epiphone Hummingbird
Epiphone Futura Custom Prophecy (Twin EMG)
Vox Valvetronix VT20+
Vox Wah
Boss MD-2
Danelectro Cool Cat Drive
Boss EQ