Audio Electronics III - Week 2 Blog

For my final project, I've decided to build an opto-compressor by PCBGrinder.com called the 'Hand of Light'. 


Here are the list of parts I ordered:

- PCB - Hand of Light

- Hand of Light Casing

- Components

Hand of Light BOM
(May contain inaccuracies) 
Resistors
2 pcs 15R 1 pcs 47R 1 pcs 330R 1 pcs 470R 1 pcs 1K
2 pcs 3K6 1 pcs 3K9 2 pcs 4K7 3 pcs 5K1 1 pcs 5K6 1 pcs 8K2 4 pcs 10K 5 pcs 22K 4 pcs 33K 1 pcs 75K 2 pcs 100K 1 pcs 140K 2 pcs 1M
2 pcs 10K trimmer 1 pcs 500R trimmer 1 pcs 250K trimmer
Ceramic/mica caps
2 pcs 500pF 2 pcs 22pF 2 pcs 18pF 1 pcs 100pF 1 pcs 10pF
Transistors and diodes
2 pcs BD139
1 pcs BD140
2 pcs 1n4004 diodes 3 pcs 10V zener diode
IC & opto
5 pcs 8 pin IC socket 4 pcs NE5532

1 pcs TL072 Vactec VTL5C4/2
Polyester caps
1 pcs 2,2uF 10 pcs 100nF 1 pcs 220nF
Electrolytic caps
3 pcs 6,8uF 1 pcs 10uF
Pots & switches
2 pcs 10K log
1 pcs 2x6 switch
Connectors
2 pcs 3 way molex connector 3 pcs 2x 5 connectors
Transformers
1 pcs Lundahl 5402 2x18V supply (and PSU)
Mounting
XLR female XLR male IEC
Fuse socket Fuse
Wire, nuts and bolts
Knobs
A standard VU meter, or a DC meter with an external diode bridge. 

While waiting for these parts (along with my breadboard & jumper cables), I will be building a power supply (120V to dual 18VAC).