Doepfer DIY with Tempco, Synthesizer Kit, With VCO temperature compensation (Tempco), Board to DIY a standard analog synthesizer, consists of a ready assembled and tested circuit board, Dimensions (L x W x H): approx 201 x 38 x 20 mm@+@+*Please note:* the DIY Synth kit is intended only for customers who have sufficient experience in electronics. The kit does not contain all controls required to operate a synthesizer such as potentiometers with matching buttons, switches, sockets, power supply and the case. The 1V / octave characteristic and the fundamental frequency of the VCO must be adjusted by the customer. Customer structures can not be checked and repaired!