Position sense radio carry case apparatus and method of using same

摘要

A device used with a portable radio (10) and associated carrying case (30) which can automatically adjust radio control functions such as audio output, DTMF tone level mode telephone hang-up or illumination levels of the radio depending on the radio's position in relation to the carrying case. The radio (10) includes a hall effect switch (14) used to signal the a microprocessor within the radio when actuated. A magnet (38) located within the case (30) actuates the hall effect switch (14) when the radio (10) is placed within the case (30). The microprocessor is then signaled to change radio function aiding the user in the operation of the radio (10) depending on the its position.