User Summary
Fligt simulator yoke for several systems, but else practically identical:

Aviator 1 (QS-155) is a multi system controller using two D9 pin female connectors and by selecting switch it is useable for:
Switch A: Commodore computers (C64, VIC-20, Amiga, etc), Atari, Sinclair/ZX,
Switch B: MSX
Switch C: Amstrad CPC
Switch D: Sega
Possibly also useable for Sinclair ZX and other using D9 joysticks.

Aviator 2 (QS-153) is designed for NES
Aviator 3 (QS-156) is made for Sega Megadrive
Aviator 5 (QS-151) for PC
Aviator 6 (QS-152) is for PC and Apple

The joystick have an artificial horizon indicator, and two sets of fire buttons located on the grip (front and back - only one set is active at one time: selectable by switch) and includes Auto-Fire option individually for the triggers as well as two fire rate.

For Aviator 1 there is two connectors which can be connected to both joystick ports at one computer - or to two computers, and can be switched between players using a selector switch.