PCB Surface Finish Types: Choosing ENIG, HASL, or Others
A printed circuit board (PCB) surface finish has two main functions: To prevent the copper from oxidizing and to provide a solderable surface.
This is a bearish signal often found at market tops.
Overview The "ABCs of VSA" is not a formal book title but a pedagogical framework used to break down the core tenets of Volume Spread Analysis. VSA itself is a methodology that reads the continuous battle between Smart Money (professionals, composites) and the public (retail traders) by analyzing three key elements on a price bar: Volume, Spread (price range), and Closing Price. volume spread analysis abcs of vsa
The "ABCs" serve as a mnemonic for the foundational principles that every VSA student must master before attempting to identify specific signals (e.g., Ultra-High Volume, No Demand, Stopping Volume). This is a bearish signal often found at market tops
Markets do not trend without reason. An accumulation phase (the Cause) leads to an uptrend (the Effect). A distribution phase leads to a downtrend. VSA helps traders identify the "Cause" building in the background. Markets do not trend without reason
Let’s refine this because it’s the most misused VSA concept.
10 Questions to Ask Before Choosing Your Next PCB Solutions Provider
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