RE: differential probes

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "jimmy hynes by way of Terry Fritz <teslalist-at-qwest-dot-net>" <chunkyboy86-at-yahoo-dot-com>

Hi again,

I forgot to add that the MOV was labeled wrong. The
holes that were grouped together for the MOV were
connected right, but I somehow got another hole in
there, and labeled that as part of the MOV.
--- Tesla list <tesla-at-pupman-dot-com> wrote:
 > Original poster: "Terry Fritz" <teslalist-at-qwest-dot-net>
 >
 > Hi Jimmy,
 >
 > Cool!
 >
 > R13 to R11  and R14 to R12 seems too "thin".
 >
 > R12 to the MOV seems to have a small place where the
 > traces are thin too.
 >
 > The ground pad of TVS11 does not seem to have a via
 > to the ground plane.
 >
 > The traces for LED31 and R31 seem thin.
 >
 > I don't think the ground for the MOV on R22 is
 > right.
 >
 > We may be able to just put the fuses between the PC
 > board and the actual
 > banana jack connectors on the plastic case.
 >
 > I am thinking about using F211-ND fuses from
 > digi-key.  They are non-stock
 > but they have 480 of them.  Pigtail fuses would
 > eliminate fuse holders but
 > the fuses could also go in insulated in-line fuse
 > holders too.  So
 > basically, I don't think we should worry with
 > putting the fuses on the
 > board.  They are probably better off somewhere
 > between the board and the jacks.
 >
 > Thanks a bunch for doing all this!!!    It should be
 > really cool!!
 >
 > Cheers,
 >
 >          Terry
 >
 > At 04:44 PM 7/17/2003 -0700, you wrote:
 > >Hi Terry,
 > >
 > >I fixed the changes you mentioned, but probably
 > >created just as many new ones.
 > >
 > >I put banana jacks for the input, and BNC for the
 > >output, is that what you wanted? It was tough to
 > get
 > >enough clearance, so Ill just have to chop the
 > boards
 > >up. I think The MOVs have to go on the back, I hope
 > >thats OK. Here are the new files
 > >
 > >www.hot-streamer-dot-com/chunkyboy86/diffprb3.jpg
 > >www.hot-streamer-dot-com/chunkyboy86/diffprb4.jpg
 > >www.hot-streamer-dot-com/chunkyboy86/diffprb2.pcb
 > >
 > >If I can fix the rest of the problems by 11:00 AM
 > >tomorrow, then I will order them tomorrow.
 > >
 > >--- Tesla list <tesla-at-pupman-dot-com> wrote:
 > > > Original poster: "Terry Fritz"
 > <teslalist-at-qwest-dot-net>
 > > >
 > > > Hi Jimmy,
 > > >
 > > > At 11:36 AM 7/16/2003 -0700, you wrote:
 > > > >Hi,
 > > > >
 > > > >I used expresspcb for the layout. There are
 > some
 > > > pictures of it here:
 > > >
 > >
 >
 ><http://www.hotstreamer-dot-com/chunkyboy86/diffprb.jpg>www.hotstreamer-dot-com/c
 >
 > > hunkyboy86/diffprb.jpg
 > > > >www.hotstreamer-dot-com/chunkyboy86/diffprb2.jpg
 > > > >
 > > > >You can also download the software, and change
 > the
 > > > layout yourself.
 > > >
 > >
 >
 ><http://www.hotstreamer-dot-com/chunkyboy86/diffprb.pcb>www.hotstreamer-dot-com/c
 >
 > > hunkyboy86/diffprb.pcb
 > > >
 > > > >
 > > > >........