Tony, saw your post "Additional source for the CMOS Si570" so that
answered a lot, but the other questions in my previous post still
stand. Thanks, David
--- In [email protected], "drmail377" <[EMAIL PROTECTED]> wrote:
>
> Hi Tony, Another thought about the blank BPF boards... It would be
> nice if you could offer a blank board with one of the three types of
> cores used depending on the target frequency.
>
> In this thread, I also saw your reply to Cecil:
>
> "Kit with CMOS Si570, $42 for US/Canada and $43 for DX. FIN1002 is
> still included in the kit although not used if the kit builder uses
> the CMOS Si570."
>
> Why are you offering the CMOS Si570 only, it seems the LVDS part is
> only a buck or two more, has significantly better stability (50ppm vs.
> 20ppm for the CMOS part) and somewhat better phase noise performance
> (see Mike Collins KF4BQ test results in Files section). After-all the
> FIN1002 is included in the kit regardless. Does it have something to
> do with lead-time?
>
> Speaking of lead-time. Does the lead-time increase if I buy a
> SRL+Xv8.3 with the Si570? My last Si570 buy via the KM5H Group-Buy
> took at least a month (which actually isn't too bad for a group-buy),
> and your price for the CMOS part is $4 less, probably due to volume
> pricing.
>
> 73's Dave WB4ONA
>
> --- In [email protected], "Tony Parks" <raparks@> wrote:
> >
> > Hi Dave,
> >
> > The latest posting of the v8.3 Lite+Xtall board show the outline of
> the BPF board on top of the Lite+Xtall board. The BPF board is 0.95
> inches by 0.65 inches.
> >
> > Connectors P100 and P101 on the BPF board are on 0.1 inch centeres
> so that 0.1 perf-board may be used for BPF construction.
> >
> > Yes, I have ordered extra BPF boards for special applications of the
> v8.3 Lite+Xtall such as IF applications or SW broadcast use.
> Additional BPF boards, without other components for the filters and
> when ordered as part of a kit order, will be $3 for a group of four
> boards.
> >
> > Thanks for asking.
> >
> > 73,
> > Tony KB9YIG
> >
> > ----- Original Message -----
> > From: drmail377
> > To: [email protected]
> > Sent: Saturday, May 03, 2008 11:41 AM
> > Subject: [softrock40] Re: SRLite+Xtall V8.3 Dimensions?
> >
> >
> > Hi Tony TNX for the reply...
> >
> > What are the dimensions of the BPF boards? Only the main-board
layout
> > is included in the new V8.3 Files area.
> >
> > Are the BPF board three-pin and two-pin 0.1" headers spaced in
> > multiples of 0.1" so we can use 0.1" perf-board to build our own
BPF's
> > and plug them in directly without having to use wires?
For-example, a
> > BPF that covers a SW broadcast band instead of a Ham-Band. Obviously
> > if I had a V8.3 this question would be moot, but I'm planning ahead.
> >
> > Will it be possible to buy BPF boards alone with or without
components
> > for V8.3? I understand how this adds a degree-of-freedom to managing
> > yor inventory. But perhaps the demand for this won't be high.
> >
> > 73's, David WB4ONA
> >
> > --- In [email protected], "Tony Parks" <raparks@> wrote:
> > >
> > > Hi David,
> > >
> > > The v8.3 Lite+Xtall board is 2.1 inches by 1.6 inches. Four corner
> > mounting holes are in 0.125 inches from each side. With a BPF module
> > plugged on top the overall height should be less than 1 inch.
> > >
> > > 73,
> > > Tony KB9YIG
> > > ----- Original Message -----
> > > From: drmail377
> > > To: [email protected]
> > > Sent: Friday, May 02, 2008 10:18 PM
> > > Subject: [softrock40] SRLite+Xtall V8.3 Dimensions?
> > >
> > >
> > > What are the physical dimensions of a completed Lite+Xtall V8.3.
> Both
> > > the main board and BPF board? Can't seem to find this on the site.
> > >
> > > Thanks, David
> > >
> >
>
