Velleman-projects K7102 Assembly instructions Manuel d'utilisateur

METAL DETECTOR K7102 ILLUSTRATED ASSEMBLY MANUAL H7102IP Total solder points: 47 Difficulty level: beginner 1  2  3  4  5  advanced Avoid disas

10 13. Diagram Diagram 1n2*3n3

VELLEMAN NV Legen Heirweg 33 9890 Gavere Belgium Europe www.velleman.be www.velleman-kit.com

Modifications and typographical errors reserved © Velleman nv. H7102IP’1 (rev.4) - 2014 5 410329 289683VELLEMAN NV Legen Heirweg 33, B-9890 GAVERE

2 To come up against an electric cable while drilling a hole in a wall can have catastrophic consequences. Likewise, drilling into gas, water pipes or

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 su

DO NOT BLINDLY FOLLOW THE ORDER OF THE COMPONENTS ONTO THE TAPE. ALWAYS CHECK THEIR VALUE ON THE PARTS LIST! REMOVE THEM FROM THE TAPE ONE AT A TIME !

5 Construction D1 : 1N4148 2. Diode. Watch the polarity ! D. ..CATHODE ZD1 : 3V9 3. Zenerdiode. Watch the polarity ! CATHODEZD... The co

6 Construction & connection Choose C1 : C1 : 1n2 (122) C1 : 3n3 (332) C2 : 47nF (473) 5. Capacitors. C... LD1 : 5mm RED

7 Assembly Connect the battery terminal to the point marked “+” (red) and “-” (black), see figure 2.0. Connect the windings to their

8 Test 1. Connect a 9V battery to the battery holder. 2. Go to a place where NO metal object is known to be in the vicinity. 3. Turn preset RV1 fu

9 12. PCB layout. PCB