Re: Win's next 10kV project, a 1us ramp

In article <dpkipk02rl3@xxxxxxxxxxxxxxx>,
Winfield Hill <Winfield_member@xxxxxxxxxxx> wrote:
[....]
> Now I'm challenged with a creating a moderately-precise (5%),
> programmable, fairly-fast 10kV ramp, of 1 to 50us in duration.
> It's floating on 3kV. The 1us-long, 3kV to 13kV ramp spec is
> tough, but may have a relaxed 5%-precision spec, provided it's
> repeatable. :-)

ASCII Art:



pivot 0================0===============0
! # !
Copper plate ================ ### ! ! ! ! ! Piston
Gap ### ! ======= ! assembly
Copper plate ================ ### ===== =====
Non conductive ! ! ### ! !
mounting ! ! ### X-X Steam valve
. ......### / \
. . ### ! ! Boiler
. . ### -------
. . Conductive
. . mounting
. .
. .
cam operated . . Lead wires
switch ! . GND
--- .
3KV -----O O-----+--------------- To load



Or, perhaps:

Some ceramic capacitors have decreasing capacitance for increasing
voltage. You may be able to use these to straighten out an RC ramp
reducing the problem to just one of switching.

--
--
kensmith@xxxxxxxxx forging knowledge

.