MEGA TVi SHD3000 HD is working perfectly fine with Red 77w.

12253-(V)-20000-QPSK(6/7)
12399-(V)-20000-QPSK (3/4)
12428-(V)-20000-QPSK (6/7)
12472-(H)-20000-QPSK (6/7)
12486-(V)-20000-QPSK (5/6)
12661-(V) 20000-QPSK (6/7)
12297-(H)-20000-QPSK (6/7)