Вопрос 84What does the Q signal “QSL” mean?Send slowerWe have already confirmed the contactI have received and understood✓Правильный ответWe have worked beforeОбъяснениеQSL is the acknowledgement signal: it says the transmission was received and understood. The QSL card that confirms a contact took its name from this signal, but the Q signal itself is about the current transmission, not about past contacts.