A very tall tailfin is necessary to offset the adverse yaw created by the massive wingspan.

Самолёты на фотографии: Aircrafts on the photo: Grob G.520 Strato 1 (Egrett) - ГерманияGermany - 1990

Самолёты на фотографии: Aircrafts on the photo: Grob G.520 Strato 1 (Egrett) - ГерманияGermany - 1990

Самолёты на фотографии: Aircrafts on the photo: Grob G.520 Strato 1 (Egrett) - ГерманияGermany - 1990

The G520's very high aspect ration wings carry large split flaps and Frise-type ailerons, with a weather radar pod under the starboard wing.

Самолёты на фотографии: Aircrafts on the photo: Grob G.520 Strato 1 (Egrett) - ГерманияGermany - 1990

This bathtub-shaped ventral pannier is the quickly removable Special Mission Equipment Bay.

Самолёты на фотографии: Aircrafts on the photo: Grob G.520 Strato 1 (Egrett) - ГерманияGermany - 1990

The long side panel on the right side of the cockpit carries many of the switches for the electrical systems.

Самолёты на фотографии: Aircrafts on the photo: Grob G.520 Strato 1 (Egrett) - ГерманияGermany - 1990

New G520NGs will have a fully-integrated glass cockpit and the sophisticated Genesys Aerosystems avionics suite.

Самолёты на фотографии: Aircrafts on the photo: Grob G.520 Strato 1 (Egrett) - ГерманияGermany - 1990

As the instrumentation is all-analogue the cockpit looks a bit dated.

Самолёты на фотографии: Aircrafts on the photo: Grob G.520 Strato 1 (Egrett) - ГерманияGermany - 1990