What Squawk Code 7600 Means & Why It Is More Common Than Passengers Realize

What is the meaning behind this particular squawk code?

What squawk code 7700 actually means

How often is it used by commercial airline pilots?
Novinite

Bulgarian MiG-29 Escorted Warsaw-Tel Aviv Flight After Hijacking Alert

A Bulgarian Air Force MiG-29 fighter jet was scrambled on June 30 after a passenger aircraft flying from Warsaw to Tel Aviv transmitted transponder code 7500, the internationally recognized signal ...
The Sofia Globe

Bulgarian Air Force fighter scrambles to escort civilian Airbus that reported unlawful interference onboard

A Bulgarian Air Force MiG-29 fighter jet scrambled on June 30 to escort a civilian Airbus A320 aircraft that had used ...