Heimdall (needed to flash kernel with CWM)
1) Download Heimdall and unzip
2) Download Microsoft C++ 2010 Redistributable Package
3) Put the Tab in download mode (Vol Down + Power)
4) Connect it to your PC
5) Navigate to your Heimdall folder and run zadig.exe
6) Choose Options>List all devices>Samsung USB Composite Device
7) You'll receive a prompt about the driver, accept to install.