On Mon, 27 Jan 2014 09:39:12 -0700, John Larkin
wrote:

On Mon, 27 Jan 2014 11:30:37 -0500, Phil Hobbs
wrote:
...snip....
The clock-tunable thing was pretty convenient for some jobs, especially
back when tight-tolerance capacitors were expensive.


Yeah, the modem did any channel, and any one of three baud
rate/bandwidths, with
just dip switches. The older stuff had plug-in LC filters.



Actually, I only really needed the DataSheet and any AppNotes. but is ok,
got the data sheet and an AppNote.