| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a specific small power radio equipment provided with a function enabling an originator to execute interruption and a function for informing a user in speaking of external alarm. SOLUTION: The specific small power radio equipment capable of executing communication between plural portable radio equipments 2 through an exclusive repeater 1 is provided with an exclusive repeating part 3 for repeating communication between the equipments 2, an interruption repeating part 4 for receiving an interruption signal sent from the equipment 2 and an alarm signal/interruption input part 5 for selecting an external alarm signal or an interruption signal and transmitting the selected signal to the repeating part 3. Each portable radio equipment 2 has a speaking channel and a non-speaking channel, and when an interruption button 7 is depressed, an interruption signal is transmitted (Fit 10) through the non-speaking channel. Interruption operation for forcedly switching a slave equipment #1 e.g. from transmission (Ft-1) to reception (Fir-10) or stopping transmission is applied to speech transmission based on the interruption signal received through the non-speaking channel. When an external alarm signal is inputted to the input part 5, an external alarm is informed of through the non-speaking channel of the slave equipment.</p> |
