First test of the 16LP4 was a success!
http://suzaku.live-evil.org/0708251931d.jpg
http://suzaku.live-evil.org/0708251931.jpg
http://suzaku.live-evil.org/0708251931b.jpg
The Ion trap works, brightness works, it did not with the test CRT, smearing is gone, I may have to add a resistor in parallel with the focus coil, as I don't have the full range i should, but I expected that as the lp4 has a weaker gauss than the other tubes, but this is a big step forward!