WEST EAST

2

1

3

0

5

4

NORTH NORTHSOUTH SOUTH

3600V

3600…now shorted?

3600V

3600V

3600V

3200V 3300V

3300V

T: <10nA @520VM: dead 20MΩB: <10nA @520V

???

??? ???

MID (20MΩ)BOT (20MΩ)

???

3600…now shorted?

22 Jan 2007Bertan Status

T: <10nA @520VM: dead 20MΩB: ~20MΩ **

T: <10nA @520VM:<10nA @520VB: <10nA @520V

T:~4μA @500V**M:<10nA @520VB: <10nA @520V

T:~8μA @500V**M:<10nA @520VB: <10nA @520V

T: ~15MΩM:<10nA @520VB: <10nA @520V

** so far, these refuse to either clear up or dead short!

T: draws IM: draws I

T: <10nA @520VM:<10nA @520VB: <10nA @520V

T:~4μA @500V**M:<10nA @520VB: <10nA @520V

T: ~20MΩ **M:<10nA @520VB: <10nA @520V

WEST EAST

2

1

3

0

5

4

NORTH NORTHSOUTH SOUTH

3600V

3600…now shorted?

3600V

3600V

3600V

3200V 3300V

3300V

3000V (dV=403)dI=0.02%

20MΩ on MID

???

??? ???

MID (20MΩ)BOT (20MΩ)

???

3600…now shorted?

22 Jan 2007Lecroy Status

T: draws IM: draws I

2700V (dV=363)dI=0.34%

~8μA on TOP

2700V (dV=363)dI=-1.42%

~ 15MΩ on TOP*no resistor*

2000V (dV=269)dI=0.36%

~9μA on BOT20MΩ on MID

2900V (dV=390)dI=0.06%

2700V (dV=363)dI=0.27%

~4μA on TOP

2300V (dV=309)dI=-0.60%

20MΩ on TOP~23μA on TOP

2300V (dV=309)dI=0.29%

~4μA on TOP

3000V (dV=403)dI=0.06%

Corresponds to 22MΩ short