How To Make Led Vu Meter - v2 - IC LM3915

DIY homemade Led Vu Meter Circuit LM3915 Simple Materials to include - 1 x IC LM3915, 18 pin DIP IC-socket - 1 x Horizontal Trimpot 10k - 1 x Jack DC 5v - 2 pin header, 10 pin header - 1 x resistor 1k ohm - 20 led 3mm (4 red - 4 gold - 6 green, 6 blue) - Sandpaper, Fecl3, Adapter 5v - 1A - Copper clad board, 10 x straws, PIN Header 10P, Foam 5mm - Circuit Broad print 6,1 x 2,8CM - Circuit boards PCB, Circuit principles https://drive.google.com/file/d/0B0lOQ1IpujYcVkVQTzBzMnNWZGc/view?usp=sharing