| How Long Can a Telephone Extension Cord Be? | 
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Recently, at a Radio Shack store at the telephone accessories section, I noticed that telephone extension cords were available in lengths up to 25 feet (but I didn't notice any that were longer). Is that because 25 feet is the longest you can go before there's a significant loss of signal strength? 
And what about people who access the internet via 56K dial-up?  For 
 
[TELECOM Digest Editor's Note: I do not know what the rule is -- if  |