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Velleman K4003, Illustrated Manual

The Velleman K4003 is an electronic kit that allows you to build your own stereo audio power amplifier. Easily assemble this powerful device by following the Assembly Manual provided for free download on 88.208.23.73:8080. Experience high-quality audio performance with this DIY project.

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_______________________________________________________________________________________________________________________________________________________ 

 

 

6

9. POWER SUPPLY OPTIONS

 

VA

VA

VA

GND

GND

GND

GND

VB

VB

VB

12V

+

-

12V

+

-

MAINS

MAINS

TRANSFORMER : 2 x 12V  50VA

TRANSFORMER : 2 x 12V  50VA

RED

YELLOW

BLUE

GRAY

 

 

10. PCB LAYOUT

 

 

 

 

Summary of Contents for K4003

Page 1: ...t circuit and overload protected 1h max On board rectifier and smoothing capacitor Just add a center tap transformer Complete with heatsink Specifications Max output power 2 x 15W 4 ohm 2 x 10W 8 ohm...

Page 2: ...d 2 3 Aranciato Laranja Naranjado Oranssi Orange Orange Orange Orange Orange Orange Oranje 3 4 Giallo Amarelo Amarillo Keltainen Gul Gul Gul Gelb Yellow Jaune Geel 4 5 Verde Verde Verde Vihre Gr n Gr...

Page 3: ...nding leads or to hold components in place Small blade and phillips screwdrivers A basic range is fine For some projects a basic multi meter is required or might be handy 1 2 Assembly Hints Make sure...

Page 4: ...B 2 DIODES Watch the polarity CATHODE D q D1 1N5400 5408 q D2 1N5400 5408 q D3 1N5400 5408 q D4 1N5400 5408 3 PCB PINS q 5xGND 2xLS 2xIN VA VB 4 CAPACITORS C q C1 22nF 223 q C2 22nF 223 q C3 100nF 104...

Page 5: ...________________________________________________________________________ 5 7 CONNECTION EXAMPLE 0 12V 12V L R RIGHT INPUT FROM AUDIO SOURCE LEFT INPUT FROM AUDIO SOURCE 8 HOW TO CONNECT A VOLUME CONTR...

Page 6: ..._____________________________________________________________________________________________ 6 9 POWER SUPPLY OPTIONS VA VA VA GND GND GND GND VB VB VB 12V 12V MAINS MAINS TRANSFORMER 2 x 12V 50VA TR...

Page 7: ...__________________________________________________________________________________________________________________________________________________________ 7 11 DIAGRAM...

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