newbie question about cable

[daron]

hi ppl can someone explain this cable i need i hear someone making one wiht only 2 risitors is this correct?
can you make your own or do you have to buy and where from
thanx guys

[Mangus]

You can build a 2 transistor cable, but it might not work on all applications. You can also build a MAX232 cable. Or you can buy one (Moates.net offers a USB version - ALDU1).

Do a google search on "ALDL 2 transistor" and "ALDL MAX232".