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Total solder points: 155
Difficulty level:
beginner 1þ 2o 3o 4o 5oadvanced
Features:
þ
10 different Sounds : Sirens, Machine gun, Mortar, Car engine...
þ
Adjustable sound speed.
þ
Push-button keyboard.
Specifications :
—
Loudspeakers output : 8 ohm/1W
—
Line output : 1VRms.
—
Power supply : 8 - 10VDC (9v battery).
—
Max. current consumption : 100mA
—
Secured against polarity reversal of the supply voltage.
Modifications reserved.
ILLUSTRATED ASSEMBLY MANUAL
Sound generator
K4401
H4401IP-1
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Summary of Contents for Velleman K4401
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Page 1: Specifications
Total solder points: 155 Difficulty level: beginner 1þ 2o 3o 4o 5oadvanced Sound generator K4401 Features: þ 10 different Sounds : Sirens, Machine gun, Mortar, Car engine… þ Adjustable sound speed. þ Push-button keyboard. Specifications : — Loudspeakers output : 8 ohm/1W —... - Page 2 VELLEMAN Components NV Legen Heirweg 33 9890 Gavere Belgium Europe www.velleman.be www.velleman-kit.com...
- Page 3 Assembly hints 1. Assembly (Skipping this can lead to troubles ! ) Ok, so we have your attention. These hints will help you to make this project success- ful. Read them carefully. 1.1 Make sure you have the right tools: •...
- Page 4 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 AXIAL COMPONENTS ARE TAPED IN THE CORRECT MOUNTING SEQUENCE ! REMOVE THEM FROM THE TAPE ONE AT A TIME !
- Page 6 Construction The ideal equipment for disc-jockeys, jingles for free radios or simply as an attention drawer. All sounds have been realised by means of a programmed micro-processor. The sounds generator has an output for direct connection of a loudspeaker and a line output for connecting a mixing panel or an amplifier.
- Page 7 Construction 1. Resistors 2. Diodes. Watch the polarity ! R... D... CATHODE q R1 : 4K7 (4-7-2-B) q D1 : 1N4148 q R2 : 330 (3-3-1-B) q D2 : 1N4148 q R3 : 2M2 (2-2-5-B) q D3 : 1N4148 q R4 : 2K2 (2-2-2-B) q D4 : 1N4148...
- Page 8 Construction 4. IC socket, Watch the Then connect the free extremities of each diode- position of the notch! resistor pair together and cut them. q IC1 : 28P 5. Correction network 6. Ceramic Capacitors Fit the diode D8 vertically and with one lead connected for the present.
- Page 9 Construction 7. Transistors. 9. Trim potentiometer q T1 : BC557 or eq. q RV1 : 47K q T2 : BC557 or eq. q T3 : BC557 or eq. q T4 : BC517 or eq. Electrolytic capacitors. Watch the polarity ! 8.
- Page 10 Construction 11. Pushbuttons. 13. Potentiometer axe Fit the potentiometer axe. q SW1 q SW2 q SW3 q SW4 q SW5 q SW6 q SW7 q SW8 q SW9 q SW10 12. IC , Check the position of the notch ! IC1: VK4401 Programmed PIC16C55A...
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Page 11: Hookup Diagram
Hook-up diagram 14. Hook-up diagram BATTERY Black ON/OFF K4401 LOUDSPEAKER 8 OHM / 1 WATT LINE Loudspeaker & on/off switch are not included ! Inspect the complete assembly once more before applying power to the unit ! - Page 12 Test and usage 15. Test and usage Turn the potentiometer to its centre position. — Connect a loudspeaker (8 ohm / 1Watt min.) between — the points LS. Connect a power supply (9VDC) or a 9V battery bet- — ween the points +V and -V. Pressing the different push buttons now causes the —...
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Page 13: Pcb Layout
16. PCB layout. SPEED SW10... -
Page 14: Schematic Diagram
Schematic diagram 17. Schematic diagram. 9VDC ZD1 C7 WILD CHARGE MORTAR & EXPL. EXPLOSION TIRE SCREECH SNAKE CHARMERS ENGINE UP/DOWN PHASOR GUN EUROP. SIREN MACHINE GUN USA SIREN RA3 RA2 RA1 RA0 MCLR SPEED OSC1 LINE... - Page 16 VELLEMAN Components NV Legen Heirweg 33 9890 Gavere Belgium Europe www.velleman.be www.velleman-kit.com Modifications and typographical errors reserved © Velleman Components nv. H4401IP - 2002 - ED1...
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