User Manual

ManualsBrandsVelleman ManualsAudio / Video / Telemetry7W Audio Mono Amplifier (Soldering required)

Total solder points: 33

Skill level :

Beginner 1p 2þ 3p 4p 5p Advanced

MANUAL H4001-ED1

K4001 7W AMPLIFIER

Manual

Specifications :

þ Music output power : 7W/4Ω

þ RMS output power : 3.5W/4Ω or 2W/8Ω

þ Total harmonic distortion : 0.05% (1W/1KHz)

þ Frequency response : 20Hz-20KHz (-3dB)

þ Input sensitivity : 40mV/150KΩ

þ Signal/noise ratio : 86dB (A weighted)

þ Thermal and short-circuit protection

þ Heatsink included

þ Power supply : 8-18VDC/0.5A

þ Dimensions : 55x35mm (2.2” x 1.4”)

modifications reserved

Applications :

þ Small but powerful multi-purpose amplifier

þ For use with portable audio equipment

þ Power amplifier for audio projects

þ In-car use

þ Your own unique application

Summary of content (7 pages)

PAGE 1
Total solder points: 33 Skill level : Beginner 1p 2þ 3p 4p 5p Advanced K4001 7W AMPLIFIER Manual Specifications : þ Music output power : 7W/4Ω þ RMS output power : 3.5W/4Ω or 2W/8Ω þ Total harmonic distortion : 0.05% (1W/1KHz) þ Frequency response : 20Hz-20KHz (-3dB) þ Input sensitivity : 40mV/150KΩ þ Signal/noise ratio : 86dB (A weighted) þ Thermal and short-circuit protection þ Heatsink included þ Power supply : 8-18VDC/0.5A þ Dimensions : 55x35mm (2.2” x 1.
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5% 1% 4K7= ( 4 - 7 - 2 - B ) I P C CODICE CODIGO O COLORE DE D CORES E 0 1 2 3 4 5 6 7 8 9 A B Nero Marrone Rosso Aranciato Giallo Verde Blu Viola Grigio Bianco Argento Oro Preto Castanho Encarnado Laranja Amarelo Verde Azul Violeta Cinzento Branco Prateado Dourado COLOR= 2… 5 4K7= ( 4 - 7 - 0 - 1 - 1 ) E CODIGO DE COLORES Negro Marrón Rojo Naranjado Amarillo Verde Azul Morado Gris Blanco Plata Oro SF VÄRI KOODI Musta Ruskea Punainen Oranssi Keltainen Vihreä Sininen Purppura Harmaa Valkoinen Hopea
PAGE 3
__________________________________________________________________________________________________________________________________________________________ 1. Assembly (Skipping this can lead to troubles ! ) Ok, so we have your attention. These hints will help you to make this project successful. Read them carefully. 1.1 Make sure you have the right tools: • A good quality soldering iron (25-40W) with a small tip.
PAGE 4
_______________________________________________________________________________________________________________________________________________________ 1. RESISTORS 4. ELECTROLYTIC CAPACITORS (Watch the polarity) R... C... q q q q R1 : 470 (4 - 7 - 1 - B) R2 : 4.7 (4 - 7 - B - B) R3 : 100 (1 - 0 - 1 - B) R4 : 1 (1 - 0 - B - B) 2. PCB TERMINALS q C4 : 10µF q C5 : 470µF q C6, C7 : 1000µF 5. IC 10mm M3 BOLT q M3 NUT 3. CAPACITORS C... q IC : TDA2003 q C1 : 8n2 (822) q C2,C3 : 100nF (104;0.1µ;.
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ELECTROLYTIC CAPACITOR 2200µF 25V + TRANSFORMER 12V AC 6VA STRAIN RELIEF FUSE 1A T MAINS FUSEHOLDER POWER SWITCH 240V 3A RECTIFIER BRIDGE 1.
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_______________________________________________________________________________________________________________________________________________________ 6 47K LOG POTENTIOMETER + - FROM AUDIO SOURCE 8..18VDC / 0.5A - + - + 4/8 OHM SPEAKER 9.
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__________________________________________________________________________________________________________________________________________________________ 9. PCB LAYOUT 10.