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Black Cat Systems - Programs for Mac OS 9
Atomic Mac - Award winning periodic table of the elements
Audio ToolBox - Audio function generator
Audiocorder - Sophisticated audio recording program
Black Cat CW Keyer - Lets you send morse code from your computer
Diet Sleuth - Nutritional database and personal health logbook
DX ToolBox - Shortwave radio propagation forecasting
Elmer - Practice for your amateur radio written exam
Graffikon - Create custom pdf files
Graph Paper Maker - Create custom sheets of graph paper
Health Tracker - Track and graph health related measurements
iUnit - Measurement unit conversion program
Knitting Wizard - Create custom knitting grids
MacPAG - Programmable Audio Generator
MorseMania - Morse code tutor
MultiMode - Decode and transmit CW,RTTY,PSK31,SSTV and other ham radio digital modes
MultiMode Lite FAX, CW, RTTY decoding
RF Toolbox - Antenna design tools
Sound Byte - Computerized cart machine for DJs