HELP! This is doing my HEAD IN!

[Guest123]

thanks for all the response so far. as usual, i'm left with more questions. What is RAF?

RAF is an abbreviation for rough as ****

 

[johnboy6083]

hellamans sleeves are an alternative to using heat shrink, they are rubber, and you have to use special pliers to put them on. they are used to sleeve crimped lugs, and to terminate paired cable, in order to reduce RF interference.