I second your comments about 'Chinese magic Boxes', Sam. I have two, one of which has yet to be built into a box! They are extremely useful, bearing in mind thelimitations you point out. Thise ZIF sockets they come fitted with are b
y awful after a bit of use, though. I must fit alternatives, possibly 4mm sockets to take standard test leads, to mine (Wnen I get 'a roundtuit!!)