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General| Brand | Radio Shack |
|---|---|
| Model | DX-394 |
| Category | Receiver |
| Language | English |
Features a primary clock and a secondary clock for local and UTC time.
Includes Search Tuning, Memory Tuning, and Direct Access Tuning for station selection.
Covers Rotary Tuning, Lock, MW Step, and RF Gain controls.
Explains headphone, external speaker, and tape out jacks.
Details dual conversion, monitor memory, and antenna impedance options.
Covers power options, ATT switch, and memory backup for reliable operation.
Outlines important safety guidelines, including electrical shock hazards.
Guidance on selecting an optimal placement for the receiver.
Covers attaching the telescoping antenna and considerations for external antennas.
Explains the importance and method of grounding the receiver.
Describes the ANT HI-Z and ANT LO-Z jacks for antenna connections.
Detailed instructions for connecting a ground wire to ensure safety and reception.
Guide for plugging the receiver into a standard AC outlet.
Instructions for powering the receiver using a car's cigarette lighter socket.
Procedure to reset the receiver if it malfunctions, clearing all programmed data.
How to connect headphones for private listening.
How to connect an external speaker for enhanced audio output.
Recommendations to protect hearing while using headphones.
Steps to connect a tape recorder to record broadcasts from the receiver.
Explains controls like Volume, RF Gain, Mode, Fine Tune, Tuning Knob, and Step.
Covers Band, Meter, Frequency, Lock, Limit, and Program buttons.
Details Time Set, Sleep, Dimmer, Power, Timer, and Noise Blanker buttons.
Explains indicators like LM.T, LW, MW, SW, and timer status.
Describes Signal Strength, Limit, Frequency, Monitor, and Step indicators.
Steps for turning on the receiver and setting initial parameters.
How to select appropriate modes like AM, LSB, USB, CW for different signals.
How to choose between LW, MW, and SW bands.
Using the METER button to select specific international broadcast bands.
Defining a frequency range for tuning to limit searches.
Using the main tuning knob or arrow keys to find stations.
Entering frequencies directly via the keypad.
Automatically scanning for stations with strong signals.
Storing favorite frequencies in memory channels for quick access.
Temporarily storing a frequency to decide whether to save it.
Adjusting receiver sensitivity and SSB signal clarity.
Configuring the tuning increment for LW, MW, SW, and HAM bands.
How to switch between 10 kHz and 9 kHz increments for MW tuning.
Preventing accidental changes to controls by locking them.
Adjusting display brightness and receiver sensitivity using the ATT switch.
How to set the primary local time and secondary UTC time.
Steps to store a frequency and on/off times for automatic tuning.
How to activate and cancel programmed timers.
Setting the receiver to turn off automatically after a specified time.
Lists books and magazines for learning about shortwave listening.
Explains how radio spectrum is divided for specific purposes.
Details frequencies used by ham radio operators for CW and SSB communication.
Lists internal frequencies that may interfere with broadcasts.
Information on commercial international broadcasts and their typical times.
Frequencies for aircraft and ship/coastal station transmissions.
Frequencies for time signals and the long wave band for navigation.
How to convert between MHz, kHz, and meters for station tuning.
Solutions for when the receiver does not work or has no reception.
Troubleshooting steps for display errors and unresponsive keys.
Addressing issues with search stopping or tuning controls not responding.
Guidelines for keeping the receiver dry, clean, and undamaged.
Details frequency ranges and receiver sensitivity across different bands.
Information on selectivity, IF rejection, and antenna impedance.
Covers power requirements, operating conditions, physical size, and weight.
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