Dish Network’s subscriber numbers are in free fall across the board, but it is clear that the company is determined to make it in the wireless sector. It comes as the US satellite TV operator has announced it is re-merging with satellite infrastructure provider EchoStar, 15 years after they first split, in order to provide some much-needed cash flow to feed Dish Network’s burgeoning 5G network. The two entities are far from equal partners when it comes to the balance sheet. Dish is turning away from its plunging satellite TV business by heavily investing in a nationwide mobile network infrastructure, generating $22 billion of debt for the company. Meanwhile, EchoStar is essentially debt-free, with cash of $1.7 billion at the end…