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Summary of Contents for Kitronik 2143
- Page 1 High Power (15W + 15W) Stereo Amplifier Build Instructions Issue 1.0...
- Page 2 High Power (15W+15W) Stereo Amplifier www.kitronik.co.uk Build Instructions Before you put any components in the board or pick up the soldering iron, just take a look at the Printed Circuit Board (PCB). The components go in the side with the writing on and the solder goes on the side with the tracks and silver pads.
- Page 3 High Power (15W+15W) Stereo Amplifier www.kitronik.co.uk Step 6 Now solder the two electrolytic capacitors (shown right). The capacitors have text printed on the side that indicates their value. The 10uF capacitors should be soldered into C4 on the PCB and the 470uF capacitor should be soldered into C1.
- Page 4 High Power (15W+15W) Stereo Amplifier www.kitronik.co.uk Step 11 Positive The kit is supplied with a power connector (shown left) that can be mounted into the side of a case designed to hold your amplifier. To connect this to the amplifier board it needs a piece of cable (reserved earlier in step 10) connecting to it.
- Page 5 High Power (15W+15W) Stereo Amplifier www.kitronik.co.uk Fault finding flow chart Start Connect power to the board and set the switch to on. Check • The soldering on the DC power socket for dry joints and that the correct pins have been used.
- Page 6 High Power (15W+15W) Stereo Amplifier www.kitronik.co.uk How the Amplifier Works Power switch Audio TDA7297 Input Speaker 1 Power In (20V max) In 1 Out 1+ 220nF In 2- Out 1- Standby Out 2+ Mute Out 2- Speaker 2 470 F...
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