Hi All this has been stimulated by two (thanks for the impetus @Pea Turgh )of us having the same need, for a tiny combo for 'quiet jamming'. Most of us will have had the same problem, even an acoustic bass just isn't loud enough when someone else starts playing a guitar and singing and maybe those wall are just too thin so any deep bass goes through them as a deep and annoying thud for the neighbours. In my case it was a stay in a rented holiday flat. I grabbed a tiny 10W guitar Combo I'd bought