No info about availability.
Audio Spectral Modulator
Part of the COTK Vocoder (with C 914B & C 914B).
Note: Current draw figures of 158mA @ +12v and 94mA @ -12v may be significantly lower then when used the module is used in a realistic setup with all LEDs at full brightness. JLR
http://www.cluboftheknobs.com/MODULES_pro_Images/pro_c998B.gif