Velleman High-Q Kit K1803 Manual Download | Manualshive

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SPECIFICATIONS:

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

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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 3: ...the eyes Needle nose pliers for bending 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 the skill level matches your experience to avoid disappointments Follow the instructions carefully Read and understand the entire step before you perform each operati...

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 6: ...ection AF OUT and the mass To connect your in and output you d better use a screened wire this to avoid interferences and rumble With the trimmer RV1 you can control the output signal between 0 and max AF OUT AF IN R1 R2 R3 R4 C1 C2 IC1 RV1 C3 10 30V DC Dynamic microphone Telephone pick up coil Max 40mV Etc Amplifier Mixing panel Tape recorder Other application TO INPUT OUTPUT Connection example ...

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 ...

Page 9: ...cts for Velleman manufacturer Other Similar products are found below MK137 MK106 K2622 K DIODE1 72 6514 MK108 K8072 K2634 80 7352 K TF300 MK149 HPS140MK2 VM100 MK123 MK144 MK152 K8086 K RES E12 MK190 MK134 K TRANS1 CD018 K1803 K RES E3 MK111 MK103 MK100 OMSB36 K CAP1 MK109 MK120 MK135 MK150 MK112 VTHH6 ...

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