Schele Mixer assembling instructions
R2 = very small 10k resistor (it has a blue color).
T1 = 2n3904
T2 = 2n3906
VR = 78L05
The DIP switch goes into the two pin headers, so you have to solder the headers first. i put hotglue under the dip switch to make sure it does not move when i flip a switch.
The two pins on the back of the RCA jacks are a little to big, so you have to trim them from the side to make them fit..