Yes I get exactly the same, there is a pretty terrible noise floor on the C70 whatever I adjust, dials, inputs, menu settings. Even with nothing plugged in. I've recorded the same environment with the Zoom F3 as a control for room atmos, and there's ...
Thanks for sharing all this info. Very helpful. Firstly, I cannot believe there is not more on this on the internet, or even more/easier solutions to this with the C70. Even from Canon. So in the spirit of sharing...I just have just bought the CameoG...