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ACfax - amateur FAX receiving software for Linux / X11
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Andreas Czechanowski, DL4SDC
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andreas.czechanowski@ins.uni-stuttgart.de
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Features (or whatever you call it):
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AM or FM demodulation possible, adjustable filter width (3 levels),
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FM deviation adjustable for contrast adjustment. Uses the
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system processor for signal processing (filtering, demodulation).
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Grayscale reception with 64 gray levels
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Most parameters (except the modem settings) can subsequentially
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be adjusted (while or after the image is recieved), because the
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demodulated raw data stream is kept in memory.
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Image Polarity switch (pos/neg), Phasing polarity switch (pos/neg)
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APT tone detection for automatic start/stop (both frequencies
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adjustable), automatic phase-in (starts a new image)
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Variable IOC for height/width adjustment, variable LPM
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Writing direction horizontal/vertical up/down left/right switchable
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subsequent image centering and LPM fine correction possible
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automatic saving of received images as simple pgm-file