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20-209A.fm Page 1 Wednesday, August 4, 1999 8:36 AM
Cat. No.
20-209A
OWNER’S MANUAL
Please read before using this equipment.
DX-350
AM/FM/LW/SW1–9 12-Band
Portable Receiver
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20-209A.fm Page 2 Wednesday, August 4, 1999 8:36 AM INTRODUCTION Your RadioShack DX-350 is a 12-Band Portable Receiver for AM (MW), FM, long wave and worldwide shortwave broadcasts. Its nine shortwave bands put the world at your fingertips, with interna- tional broadcasts from Japan, Israel, England, Holland, Australia, and other countries around the globe. Because the receiver is so light and compact, you can carry it with you wherever you go. You can power it from any of three sources: int
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20-209A.fm Page 3 Wednesday, August 4, 1999 8:36 AM CONTENTS Choosing a Power Supply ......................................................... 4 Installing Batteries ................................................................. 4 Using Standard AC Power ..................................................... 5 Using a Vehicle Battery ......................................................... 6 Operation ..................................................................................... 7
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20-209A.fm Page 4 Wednesday, August 4, 1999 8:36 AM CHOOSING A POWER SUPPLY You can power the receiver using either: • Four AA batteries • Standard AC power (with an optional AC adapter) • 12-volt DC vehicle power (with an optional DC adapter) INSTALLING BATTERIES You need four AA batteries (not supplied) to power your receiver. For the best results, we recommend alkaline batteries, such as Ra- dioShack Cat. No. 23-552. Cautions: • Use only fresh batteries of the required size and recommende
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20-209A.fm Page 5 Wednesday, August 4, 1999 8:36 AM 1. Open the battery compartment by pushing the cover in the direction of the arrow. 2. Install four AA batteries in the battery compartment as indi- cated by the polarity symbols (+ and –) mark on the back of the receiver. Place the batteries on top of the ribbon so you can easily lift them out later. 3. Replace the cover. USING STANDARD AC POWER You can power the receiver from standard AC power with an AC adapter (such as Cat. No. 273-1454,
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20-209A.fm Page 6 Wednesday, August 4, 1999 8:36 AM USING A VEHICLE BATTERY With a DC adapter (such as Cat. No. 14-844, not supplied), you can operate the receiver in a car, boat, or recreational vehicle equipped with a 12-volt DC, negative-ground electrical system. Insert the adapter’s barrel plug into the receiver’s DC 6V jack. Set the adapter’s 6V/9V selector to 6V. Then plug the other end of the adapter into the vehicle’s cigarette-lighter socket. Internal batteries automatically disconne
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20-209A.fm Page 7 Wednesday, August 4, 1999 8:36 AM OPERATION TUNING THE RECEIVER POWER 1. To turn on the receiver, press . 2. Set SW/LW/AM/FM to the desired band. For shortwave, also set SW BAND 1–9 to one of the bands from 1 to 9. See “Listening Guide” on Page 10 for more information about each band. 3. Adjust TUNING to tune to the desired station. The TUNING indi- cator lights when a station is tuned properly. 4. Set VOLUME to a comfortable listening level. ADJUSTING THE ANTENNAS For the b
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20-209A.fm Page 8 Wednesday, August 4, 1999 8:36 AM USING HEADPHONES Sometimes headphones can capture the subtle difference between signals and the surrounding noise that often occurs at night. Be 1 sure that the headphones (not supplied) have a /8-inch plug. Insert the plug into the jack on the left of the receiver. When you plug in the headphones, the speaker is silenced. You will find a wide selec- tion of headphones at your local RadioShack store. Illustration of headphones jack location
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20-209A.fm Page 9 Wednesday, August 4, 1999 8:36 AM Traffic Safety Do not use headphones with your receiver when operating a motor vehicle or riding a bicycle in or near traffic. Doing so can create a traffic hazard and could be illegal in some areas. If you use headphones with your receiver while riding a bicycle, be very careful. Do not listen to a continuous broadcast. Even though some earphones/headphones let you hear some outside sounds when listening at normal volume levels, they still
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20-209A.fm Page 10 Wednesday, August 4, 1999 8:36 AM LISTENING GUIDE Worldwide, there are thousands of shortwave listeners. The short- wave hobby can be very exciting. Newscasts of a country where important events are taking place give you a sense of immediacy and participation that reports on local stations cannot deliver. Being a shortwave listener requires no special knowledge. Random tuning is a good way to become acquainted with various bands and stations. But as you gain expertise, you
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20-209A.fm Page 11 Wednesday, August 4, 1999 8:36 AM Time Standard Frequencies The National Bureau of Standards operates station WWV in Fort Collins, Colorado, on 2.500, 5.000, 10.000, 15.000, and 20.000 MHz. These stations broadcast the exact time of day at specified intervals. You can pick up Canada’s station CHU on 7.335 MHz. You can pick up Australia’s station VNG on 12.000 MHz. International Radio Stations International commercial broadcasts are found in several bands. You can hear these
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20-209A.fm Page 12 Wednesday, August 4, 1999 8:36 AM Band (in meters) Frequency Range (in MHz) 16 17.480–17.900 13 21.450–21.850 11 25.670–26.100 * The 41-meter band is shared by ham operators in the Unit- ed States and international stations. • Stations can change frequencies. For an up-to-date listing, see RadioShack’s Listening to Short Wave (Cat. No. 62-1021) or other popular communications magazines. FREQUENCY CONVERSION The location of a station can be expressed in frequency (kHz or MHz
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20-209A.fm Page 13 Wednesday, August 4, 1999 8:36 AM CARE AND MAINTENANCE Your DX-350 is an example of superior design and craftsmanship. The following suggestions will help you care for the DX-350 so you can enjoy it for years. Keep the DX-350 dry. If it gets wet, wipe it dry im- mediately. Liquids might contain minerals that can corrode the electronic circuits. Use and store the DX-350 only in normal tempera- ture environments. High temperatures can shorten the life of electronic devices, d
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20-209A.fm Page 14 Wednesday, August 4, 1999 8:36 AM Use only fresh batteries of the recommended size and type. Always remove old or weak batteries. They can leak chemicals that destroy electronic cir- cuits. Modifying or tampering with the DX-350’s internal components can cause a malfunction and might invalidate the it’s warranty and void your FCC authorization to use it. If your DX-350 is not performing as it should, take it to your local RadioShack store for assistance. 14
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20-209A.fm Page 15 Wednesday, August 4, 1999 8:36 AM SPECIFICATIONS Power Supply ............................................................ 4 AA batteries AC/DC adapter 6V 150 mA center negative Frequency Ranges: FM .................................................................... 87.5–108 MHz AM .................................................................... 530–1710 kHz LW ...................................................................... 150–281 kHz SW1 (49 m) ...............
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20-209A.fm Page 16 Wednesday, August 4, 1999 8:36 AM Limited Ninety-Day Warranty This product is warranted by RadioShack against manufacturing defects in mate- rial and workmanship under normal use for ninety (90) days from the date of pur- chase from RadioShack company-owned stores and authorized RadioShack franchisees and dealers. EXCEPT AS PROVIDED HEREIN, RadioShack MAKES NO EXPRESS WARRANTIES AND ANY IMPLIED WARRANTIES, INCLUDING THOSE OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PUR-
