Diff: PowerAndGainToDecibels

--- Version 7 

+++ Version 8 

@@ -96,7 +96,7 @@ 

 

 !!! Example 1: 

 

-I have a 2.4 GHz amplifier that has an output power of 1W when fed with an input of 30mW from a WLAN card.  What is the gain in dB? 

+I have a 2.4 GHz amplifier that has an output power of 1W when fed with an input of 30mW from a WLAN card (http://www.shoppharmacycounter.com/c-402-l-arginine.aspx l-arginine).  What is the gain in dB? 

 

 '''dB = 10 x log10(1W/30mW)''' 

 

@@ -104,7 +104,7 @@ 

 

 '''dB = 10 x log10(33.333)''' 1W = 1000mW and 1000/30=33.333... 

 

-The actual logarithm function is looked up using a scientific calculator or a book of log tables (remember those?).  Looking up the logarithm, we get: 

+The actual logarithm function is looked up using a scientific calculator or a book of log tables (remember those?). (http://www.u-clothing.com/c-2-women.aspx women clothing)  Looking up the logarithm, we get: 

 

 '''dB = 10 x 1.523 = 15.23 dB'''