Velleman High-Q Kit K1803 Manual Download

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Assembly hints

1.3 Soldering Hints :

Mount the component against the PCB surface and carefully solder the leads

Make sure the solder

joints are cone-shaped and shiny

Trim excess leads as close as possible to the solder joint

REMOVE THEM FROM THE TAPE ONE AT A TIME !

AXIAL COMPONENTS ARE TAPED IN THE

CORRECT MOUNTING SEQUENCE !

You will find the colour code for the resistances and the LEDs in the HALG

(general manual) and on our website: http://www.velleman.be/common/service.aspx

Summary of Contents for High-Q Kit K1803

Page 1: ... H1803IP 1 Total solder points 29 Difficulty level beginner 1 2 3 4 5 advanced This kit has been developed as pre module for a number of audio applications where there is insufficient input signal Applications as a microphone pre amplifier or for level correction ...

Page 2: ...IFICATIONS Power supply 10 30VDC 10mA Output impedance 1Kohm Adjustable output level max 40dB Frequency range 20Hz to 20kHz 3dB Max input signal 40mV PCB dimensions 30 x 44mm 1 2 x 1 7 Features Specifications ...

Page 4: ...ints are cone shaped and shiny 3 Trim excess leads as close as possible to the solder joint REMOVE THEM FROM THE TAPE ONE AT A TIME AXIAL COMPONENTS ARE TAPED IN THE CORRECT MOUNTING SEQUENCE You will find the colour code for the resistances and the LEDs in the HALG general manual and on our website http www velleman be common service aspx ...

Page 5: ...Resistors R IC1 8p 4 IC socket Watch the po sition of the AF IN 2x AF OUT 5 PCB pins Construction RV1 1K 2 Trim potentiometer RV1 C1 10µF C2 1µF C3 1µF 3 Electrolytic capacitors Watch the polarity C IC1 UA741M Pay attention to the position of the notch 6 IC mounting ...

Page 7: ...7 8 Schematic diagram Schematic diagram PCB R4 22K R3 22K R1 2K2 R2 220K C2 1µF C1 10µF C3 1µF RV1 1K GND IC1 741 V AF IN AF OUT AF OUT AF IN R1 R2 R3 R4 C1 C2 IC1 RV1 C3 9 PCB ...

Page 8: ...ons and typographical errors reserved Velleman Components nv H1803IP 2004 ED1 rev1 VELLEMAN Components NV Legen Heirweg 33 9890 Gavere Belgium Europe www velleman be www velleman kit com 5 4 1 0 3 2 9 3 1 0 3 1 8 ...

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