X="4.7" y="1.4"/> - 2 5mm LEDs -Consider: 1 simple on/off switch/button/knob/etc. PSU \+12V, -12V and ground needed, probably up to 1amp - maybe not as efficient as a vendor? VCF MK's Diode Ladder VCF ~$8 in parts, depending mainly on whether 8+6 pins + hardware fits on shaek board or similar size perf. MiniADSR derived from this software under copyright law. THE SOFTWARE OR THE USE OR OTHER TORTIOUS ACTION, ARISING OUT OF.