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ADDAC104 Assembly Guide March.2020 ADDAC SYSTEM page 2...
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ADDAC104 Assembly Guide STEP 1: Start by locating the 2 capacitors and solder them like shown below, notice the orientation on the pcb print. Tip: soldering these caps is easy, just place a dab of solder on the pad on your right (left pad if you’re left handed) and then, with the help of a tweezer, put the capacitor in place and reflow the previously tinned pad to reflow the solder while pushing the capacitor down.
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ADDAC104 Assembly Guide STEP 3: Next locate the 4 trimmers and solder like shown below, notice the orientation on the pcb print. STEP 4: Next locate the 2x5 pinheader and solder it like shown below. ADDAC SYSTEM page 4...
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ADDAC104 Assembly Guide STEP 5: Next locate all 9 plastic shaft trim pots and flatten out their legs with the help of some pliers, like shown below. ADDAC SYSTEM page 5...
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ADDAC104 Assembly Guide STEP 6: Next place all parts in the pcb. ADDAC SYSTEM page 6...
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ADDAC104 Assembly Guide STEP 7: After all parts are in place, fit the frontpanel in and tighten all the nuts. Proceed by soldering all pads in the back. ADDAC SYSTEM page 7...
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ADDAC104 Assembly Guide STEP 8: Next proceed to prepare the vactrols, bend all legs down (logo facing up) and cut them aprox. 12mm like shown below. STEP 9: Start by getting the vactrol in place than solder each leg flush to the pcb, do not insert the vactrol legs all the way down as this may cause shorts on front side of the pcb.
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ADDAC104 Assembly Guide ADDAC SYSTEM page 10...
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ADDAC104 Assembly Guide Place and tighten all remaining nuts and you’re done! Proceed to the calibration method. ADDAC SYSTEM page 11...
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ADDAC104 Calibration Guide Calibration TRIMMER LOCATIONS This process will calibrate the each channel frequency range. VOICE 1 VOICE 2 PROCEDURE Start by voice 1: 1. Patch the Output 1 to your prefered output 2. Patch a Trigger/Gate to Input 1 3.
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