SDR Sharp and RTL2832 & E4000 Tuner

Сравнение приема двух DVB-TV тюнеров E4000 (верхний) и R820T (внизу) RTL2832 with E4000 Tuner (up) vs. R820T (down) you can see difference ! both tuners, have same antenna input, same base circuit ( dongle model); only tuner chipset is another. Also i use same SDR2 software, opened in two windows