Part 2 - Kit assembly
8
Tools required
It is expected that the kit builder has some soldering experience. Always use a fine tipped soldering iron.
It is not advisable to use a heavy industrial unit.
Use fine solder when assembling.
Some basic tools are required for assembly.
A soldering station, a small screwdriver, small side cutters, pointed nose pliers, a small craft knife and ruler.
A multimeter is advisable to check voltages and polarities. A drilling machine, a 1,5 mm drill bit, 7mm and 6 mm
drill bits are required. A small toothbrush and benzine to clean the pcb after soldering.
A smartphone will aid in determining left and right headphone connections when connecting.
Download a “left and right” app from a app store as this makes it very simple to set the correct speaker
when assembled.
Benzine and a small toothbrush will be required to clean the printed circuit board when complete.
The kit is supplied as a complete package, the assembled kit works and has been in service.
It performs to expectations. A enclosure is not provided.
When assembling, ensure that components are not overheated by poor assembly equipment.
When using soft solder, always wash hands before consuming foodstuffs, avoid contact with lead.
Summary of Contents for KWELA TONES
Page 7: ...7 Use 2 x PP3 batteries ...
Page 9: ...9 KWELA TONES Schematic ...
Page 11: ...11 Overlay component by part number ...
Page 12: ...12 Overlay assembly by component values ...
Page 15: ...Resistor component codes 15 If in doubt always check values with a multimeter ...
Page 23: ...Op Amp connections for reference 23 Its nice to trace the tracks and see these connections ...
Page 25: ...25 Connect cables to controls Left gang PP3 PP3 Switch Input Output Right gang ...
Page 30: ...30 Before closing the lid ensure nothing fouls fit knobs and you are good to go ...