The New Distress Call Frequency

ELT or emergency locator transmitter is a kind of distress beacon used in aircraft. ELT’s main purpose is to notify potential rescuers that an aircraft is in trouble and need help. Most ELTs operate at 121.50 and 243.00 MHz At these frequencies’ distress calls can be picked up by Civil Air Patrol and the [...]

ELT Explained

A TSO (Technical Standard Order) is a minimum performance standard for specified materials, parts, and appliances used on civil aircraft. When authorized to manufacture a material, part, or appliances to a TSO standard, this is referred to as TSO authorization. Receiving a TSO authorization is both design and production approval. Receiving a TSO authorization is [...]