Cinema1
RevM tuner 14.0db snr 87 AGC 99 BER 0
BCM tuner 11.9db snr 74 AGC 21 BER 0
Cinema +1
RevM tuner 14.5db snr 90 AGC 99 BER 0
BCM tuner 12.6db snr 79 AGC 21 BER 0
Cinema+24
RevM tuner 17.5DB SNR 100 AGC 96 BER 0
BCM tuner 15.4db snr 95 AGC 21 BER 0
I monitored all 10 cinema channels and the results were about the same. ie BCM tuner was about 2db lower, about 10-15 lower snr, significantly less GC and a BER of the same.
Swapped the feeds over and got the same results on each box so the difference was not down to the lnb output.