I think it is a bad idea. I think you should wait until your current puppy is trained and around 2 years old before bringing in another dog. You need that time to bond and train your puppy and he deserves to have all of your attention.
Sinister "The Prince of Darkness" 4 yr old black male GSD 3.11.09
Draco "Dakota's Unbreakable Vow" 5.5 mth old male Dalmatian 6.30.13
Cats: Chaos, Mayhem, Monster, Wicked