AudioSim is a virtual analog synthesizer for the SoundBlaster or Gravis UltraSound. It is meant to run from DOS, but can be run under Windows 95 in full-screen mode.

AudioSim contains two oscillators, four envelope generators, two low-frequency oscillators and a self oscillating multimode filter. You can access the parameters of the different modules in real-time via the graphical interface using your mouse. The program also has optional MIDI support for Gravis UltraSound and Sound Blaster cards.

Features

• Two separate fully programmamble oscillators
• Four ADSR uni/bipolar envelope generators
• Two parallel low frequency oscillators
• Multimode self oscillating, 18dB/Octave IIR filtering
• Frequency modulation, synchronization and mixing of oscillators
• True realtime oscillation, no prestored waveguides
• Two of 32/16/8 times oversampling anti-aliasers
• Built in arpeggiator and sequencer
• 0.0036s reply time for any tweaking of the 39 knobs/faders & 58 switches
• MIDI Master keyboard compatibility on Gravis Ultrasound and Sound Blaster cards
• High performance full assembly code, 32bit internal calculations
• Sequence Mixing option allows you to record multitrack loops
• WAV/RAW/IFF sample output for DOS-Tracking music
• Easy to use
• Ring modulator usable parallel with synchronization and FM modulation
• Echo FX engine with delay & decay time
• Capable of RANDOMIZING sounds

Purchase Information

• $30 - $50

Requirements

• MS-DOS
• 486DX-2 66 or better (Pentium recommended on Windows 95)
• 580k free conventional memory
• Sound Blaster 16/32/AWE32/AWE64 (no clones or compatibles) or Gravis Ultrasound
• XMS/EMS memory manager (in DOS mode)
• Mouse driver (in DOS mode)

The program will also run from a Windows 95/98 MS-DOS window in full-screen mode.