CEM3340 based VCO.

Features :

• CEM3340 based VCO.
• Audio range : 5Hz - 20 kHz
• Low range : 45 sec. - 100 Hz
• 1V/octave over 12 octaves (5Hz to 20kHz).
• 3 FM inputs and attenuators (1 is bipolar).
• Span lower sets coarse pot for lowest 6 octaves, span upper sets coarse pot for highest 6 octaves, with an overlap of 1/2 octave.
• Fine tune.
• Pulse Width adjustable from 5 to 95%, PWM with input jack and attenuator.
• PW affects Pulse and "PW" sawtooth outputs.
• Rising and falling sawtooth, triangle and sine outputs.
• Soft and hard sync.

Status

• September 16, 2017 : 3 fully working prototypes with vintage CEM 3340 Rev.G according to specs. Final board and frontpanel layouts ready.
• September 21, 2017 : Tested with new CEM3340 and V3340 : ok ! Final tuning to be done. After that, production can start real soon now.
• October 19, 2017 : Testing and tuning finished and according to specs. BOM calculated, selling price to be defined.

Contact : a e m i t 7 at p r o t o n m a i l dot c h

http://organfotos.be/orgfot/organ.php?id=190&db=

• 50 mA +12V
• 35 mA -12V
• 0 mA 5V

This Module is an early prototype, a concept in development, or an AI mockup