Expected Behavior

Better control over GAIN for LimeSDR device (not mini).
Please use example of the SDR Console Gain Control.

Actual Behavior

Signal really weak on the low frequencies even if GAIN is maximized.

Steps To Reproduce

1. Go to URH
2. Click on Spectrum Analyzer
3. Refresh device, select sampling rate to 2.5M and Gain to above middle point (also tested maxim

unicode_literals was necessary pre-Python 2.6; absolute_import pre-2.5.

It's especially not necessary on Py3.

Hence in the sence of cleaning up the source tree, deletion of all from __future__ import something from the python files is desirable. This should ideally not happen manually, but with a script, or command line: we need to do that on master, but it might also be desirable to