If you are a collector who must have the original paper manual, expect to pay a premium.
The previous owner set the "Timer" function. To cancel: Press "Timer" button, then press "Down" arrow until "OFF" appears. Press "Enter."
Dedicated pitch control for decoding Single Sideband (SSB) and Morse Code (CW). Memory: 9 programmable memory channels.
A multi-segment bar graph indicating relative signal strength. UTC/Local Clock: Dual time display capability. Crucial Knobs and Switches radio shack dx-390 owners manual
Simply press the corresponding number key on the keypad to immediately jump to the stored frequency. 5. Maintenance and Troubleshooting
Clock/Memory Backup: 3 x "AA" batteries (critical for preserving settings). Getting Started: Power and Setup
Read a full digitized version of the DX-390 Owner's Manual at ICanWorkThisThing.com . If you are a collector who must have
A rotary wheel used to adjust the pitch of the carrier wave when listening to SSB or CW transmissions. Toggle Switches and Side Controls
Press and hold the up or down arrow key for 2 seconds to initiate an automatic scan that stops at the next strong signal. 4. Shortwave (SW) and SSB Operation
If the radio stops picking up signals, the front-end FET may have been "zapped" by static electricity. This requires a relatively simple transistor replacement on the PCB. Locked Display: Press "Enter
: A complete scan of the original booklet including the "Guide to Shortwave Listening."
Use the numeric keypad to enter the hours and minutes in 24-hour format (e.g., 1430 for 2:30 PM). Press or the TIME SET button again to lock it in. Tuning into Stations
Simply press the corresponding numbered button. 5. Troubleshooting Common DX-390 Issues