i could say that i is me but i wouldn't do that to a guy who knows
what a googleplex is, no way.

i i i

Bob

----- Original Message -----
From: Mark Ross <[log in to unmask]>
To: <[log in to unmask]>
Sent: December 15, 1999 11:45 AM
Subject: Re: [DC] [Re: [DC] PWB High Voltage Material Choices?]


: That i definitely identifies the laminate vendor, however I am
having an MBF
: (Massive Brain Fart) as to who it identifies?  Anyone?  I remember
who NP is
: but not i.
:
: Mark Ross
:
:
: -----Original Message-----
: From: Greg Kaskey [mailto:[log in to unmask]]
: Sent: Wednesday, December 15, 1999 11:12 AM
: To: [log in to unmask]
: Subject: Re: [DC] [Re: [DC] PWB High Voltage Material Choices?]
:
:
: Mark (All),
:
: Thank you the information.
:
: More details on exsisting board:
: This is a board that has been in production and it is being made
again.  The
: board material has an "i" Watermark on it (means ?).  It looks like
regular
: FR-4.
:
: Greg Kaskey
:
: ------------------------------------------
: Mark Ross <[log in to unmask]> wrote:
: Is this something that is already being produced?  FR-4 can be made
in that
: thickness as well as many other materials.  If this board is not in
: production yet and the board has no solder mask it seems to me that
you
: would need at least 1 inch or greater between the 30kv traces and
anything
: else due to its ability to jump (ESD, I have seen an ESD gun that at
25KV
: could jump a 2 inch gap once the air was sufficiently charged)across
: conductors.  Also there may be UL requirements if this product has
to go
: through their processes (For example at 120 VAC minimum spacing is
~0.063"
: between AC hot and other conductors). The clear coating could be
some form
: of conformal coating.  If you need more info let me know.
:
: Mark Ross
:
:
: -----Original Message-----
: From: Greg Kaskey [mailto:[log in to unmask]]
: Sent: Wednesday, December 15, 1999 10:07 AM
: To: [log in to unmask]
: Subject: [DC] PWB High Voltage Material Choices?
:
:
: All,
:
: I hope you are doing well.
:
: What PWB Material do I call out for one that is 0.074 inch thick and
it does
: High Voltage Multiplying with 30K Volt Output?
:
: The board has no solder mask and is encapsulated in a "Black, Rubber
Like
: Material".  Also, the Board looks like it has some kind of clear
coating
: that
: does not remind me of a "normal" protective coating which is applied
to the
: entire finished assembly; it is soft vs. hard and can be easily
scraped off.
:
: What questions would I need to ask to determine some of the material
: choices?
:
: Thanks for Helping,
:
: Greg Kaskey
: Sector Electronics, Inc.
: V: 770-955-8044
: E: [log in to unmask]
:
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