The Eico 667 has more modern sockets but is missing the ones for older tubes.. The Eico 666 is similar but has older sockets.
You can make up an adaptor by wiring pin #1 to Pin #1, Pin #2 to Pin #2, until all are wired in parallel. Use an Eico 666 tube chart for old setups.
Norm
: I have an Eico 667 tubes tester and i don't
: have the socket adaptor and charts for 4, 5, and 6 pins
: old tubes. Is it possible to made one and how can y do
: this.
: Sorry for my english
: (merci)Thank you
: Pascal Debien
: Quebec