- 6 -Figure 2-2 Rear Panel1. ANTENNAThis jack accepts 50 ohms coaxial cable with a PL- 259 type plug.2. POWERThis connector accepts 13.8V DC power cable with built-in fuse. The power cord provided with theradio has a black and red wire. The black goes to negative and the red goes to positive.3. PA. SP.This jack is for PA operation. Before operating, you must first connect a PA speaker ( 8 ohms, 4W )to this jack.4. EXT. SP.This jack accepts 4 to 8 ohms, 5 watts external speaker. When the external speaker is connected tothis jack, the built-in speaker will be disabled.2.1.3 FREQUENCY CHARTCHANNEL CHANNEL FREQUENCY CHANNEL CHANNEL FREQUENCY