its not that simple as you think ...
best mining rig
go and buy a full farm with 100 rx480 gpu or maybe 1000 .. that would be a best mining rig
it really depends on a lot of things :
- how much are you paying for electricity ? $/kw ??
- how much money you want to spend on your rig ?
- what software you going to use ? linux ? windows ? ethos ?
- there is a fees , you have to pay for the pool u using 1-3%, for the miner software 2-2.5% for the exchange u are going to use , for the electricity u using ...ect
Answer for your question : "and what is the daily or monthly revenu" its not exist
its changing day by day , hours by hours .
use any mining calculators to find out your estimated earnings ,
http://www.coinwarz.com/calculators/zcash-mining-calculatorDont forget , that estimated earnings is just for that moment !
if the price going down you will earn much less , if going upyou will make better.
its also really depends on the network difficultyTHERE IS NO SIMPLE ANSWER TO YOUR SIMPLE QUESTIONS