Puff 2.1 is based on Puff Version 2.0 adding some handy features to this program. Puff 2.1 enhancements fall into five distinct categories:
In the Ctrl-q function the previous plot will be
drawn before the new plot. A mixed
After executing the plot (or the quick) function, the cursor should be moved to the desired parameter S11 or S22 in the plot window. After hitting the `=' key the equivalent series components RS, XS and the corresponding C or L value will be listed in the message box. Accordingly, the component values RP, XP, and the corresponding C or L value of the equivalent parallel circuit will be listed in the message box when the Smith chart has been toggled from impedance to admittance state.
All the symbols have been standardized for the input being on the wide end side and the output on the pointed side. See Table 1 for a description of the devices.
runtime error at .....
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have been removed. The malfunction of the cursor (fast flashing)
as observed with some hardware configurations has been corrected.
The `VGA2LASR.COM' print screen utility program has been patched to make it work correctly (solves problems with aborted printouts).
The software has been adjusted for different national keyboard layouts. Puff 2.1 should handle every possible keyboard layout correctly (i.e. as described in the manual). In particular, problems existed previously with the key combinations `Shift-1' through `Shift-4' in the Board window (F4).
Johannes Gerstlauer ([email protected])
Andreas Gerstlauer ([email protected])
Last modified: October 24, 1998