Kenwood TM-281 Operation Manual - Page 20
REAR PANEL, MICROPHONE, Antenna connector, Power Input 13.8 V DC cable, SP speaker jack
![]() |
View all Kenwood TM-281 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 20 highlights
REAR PANEL : @ . 3 q Antenna connector Connect an external antenna {page 5} here. When making test transmissions, connect a dummy load in place of the antenna. The antenna system or load should have an impedance of 50 Ω. Note: E market models use an N-type antenna connector while other models use an M-type (SO-239) connector. w Power Input 13.8 V DC cable Connect a 13.8 V DC power source here. Use the supplied DC power cable {pages 3, 4}. e SP (speaker) jack If desired, connect an optional external speaker for clearer audio. This jack accepts a 3.5 mm (1/8") mono (2-conductor) plug. See page 6. MICROPHONE : @ . ; =: B > 2 DTMF Microphone Microphone (KMC-30) q PTT (Push-to-Talk) switch Press and hold to transmit. Release to receive. w DWN/ key Press to lower the operating frequency, Memory Channel number, Menu Number, etc. Hold down to repeat the action. Also press to switch between values for functions with multiple choices. Press and hold Mic [PTT], then press [DWN/ ] to transmit . e UP/ key Press to raise the operating frequency, Memory Channel number, Menu Number, etc. Hold down to repeat the action. Also press to switch between values for functions with multiple choices. Press and hold Mic [PTT], then press [UP/ ] to transmit . 12
![](/manual_guide/products/kenwood-tm281-operation-manual-d008936/20.png)