Palstar R30A Owner'S Manual Download Page 3

 

26 

Notes  

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1-800-773- 7931       W W W .PALST AR.CO M  

Important Safeguards cont’d    

14. Power Lines

—An outside antenna sys-

tem should not be located in the vicinity of 
overhead power lines, other electric light or 
power circuits, where it can fall into such 
power lines or circuits. When installing an 
outside antenna system, extreme care should 
be taken to keep from touching such power 
lines or circuits as contact with them may be 
fatal. 

15. Overloading

—Do not overload wall out-

lets and extension cords as this can result in a 
risk of fire or electric shock. 

16. Object and Liquid Entry

—Never push 

objects of any kind into this product through 
openings as they may touch dangerous volt-
age points or short-out parts that could result 
in a fire or electric shock. Never spill liquid of 
any kind on the product. 

17. Servicing

—Do not attempt to service this 

product yourself as opening or removing 
covers may expose you to dangerous voltage 
or other hazards. Refer all servicing to quali-
fied service personnel. 

18. Damage Requiring Service

—Unplug this 

product from the wall outlet and refer servicing 
to qualified service personnel under the fol-
lowing conditions: 

a.

 When the power-supply cord or plug is 

damaged. 

b.

 If liquid has been spilled, or objects have 

fallen into the product. 

c.

 If the product has been exposed to rain or 

water. 

d.

 If the product does not operate normally by 

following the operating instructions. Adjust 
only those controls that are covered by the 
operating instructions. An improper adjust-
ment may result in damage and will often 
require extensive work by a qualified  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

technician to restore the product to its normal 
operation. 

e.

 If the product has been dropped or the 

cabinet has been damaged. 

f.

 When the product exhibits a distinct change 

in performance—this indicates a need for 
service. 

19. Replacement Parts

—when replacement 

parts are required, be sure the service techni-
cian has used replacement parts specified by 
the manufacturer or have the same character-
istics as the original parts. Unauthorized sub-
stitutes may result in fire, electric shock or 
other hazards. 

20. Safety Checks

—Upon completion of any 

service or repairs to this product, ask the 
service technician to perform safety checks to 
determine that the product is in proper operat-
ing condition. 

21. Outdoor Antenna Grounding

—Before 

attempting to install this product, be sure the 
antenna or cable system is grounded so as to 
provide some protection against voltage 
surges and built-up static charges. 

a.

 Use No.10 AWG copper, No.8AWG alumi-

num, No.17AWB copper-clad steel or bronze 
wire or larger, as ground wire. 

b.

 Secure antenna lead-in and ground wires to 

house with stand-off insulators spaced from 4 
feet to 6 feet apart. 

c.

 Mount antenna discharge unit as close as 

possible to where lead-in enters house. 

d.

 A driven rod may be used as the grounding 

electrode where other types of electrode 
systems do not exist. Refer to the National 
Electric Code, ANSI/NFPA 70-1990 for infor-
mation. 

e.

 Use jumper wire not smaller than No.6 

AWG copper or equivalent, when a separate 
antenna grounding electrode is used. 

Summary of Contents for R30A

Page 1: ...ney Rd Piqua OH 45356 USA Customer Service and Sales Telephone 1 800 773 7931 Fax 1 937 773 8003 Email info palstar com Version 1 1 August 15 2008 Copyright 2008 Palstar Inc Printed in the U S A R30A SHORTWAVE RECEIVER Owner s Manual ...

Page 2: ...R SERVICING TO QUALIFIED PERSONNEL ONLY CAUTION TO PREVENT ELECTRIC SHOCK DO NOT USE THE THREE WIRE CORD WITH AN EXTENSION CORD RECEPTIACLE OR OTHER OUTLET UNLESS THE BLADES CAN BE FULLY INSERTED TO PREVENT BLADE EXPOSURE An appliance and cart combination should be moved with care Quick stops exces sive force and uneven surfaces may cause the appliance and cart combination to overturn The lightnin...

Page 3: ...ontrols that are covered by the operating instructions An improper adjust ment may result in damage and will often require extensive work by a qualified technician to restore the product to its normal operation e If the product has been dropped or the cabinet has been damaged f When the product exhibits a distinct change in performance this indicates a need for service 19 Replacement Parts when re...

Page 4: ...z to 2 MHz AM 2 µV SSB 5 µV 2 MHz to 30 MHz AM 1 µV SSB 5 µV max 10db S N N Selectivity 45 MHz 8 kHz BW 455 Khz AM 6 kHz SSB 2 4 kHz Dynamic Range 90 dB at 50 kHz from desired Spurious Responses At 45 MHz 65 dB rejection At 455 MHz 90 dB rejection Intermodulation Third order Intercept 15dbm Frequency Stability 20 Hz per hour 15 C to 50 C AGC Range 1µV to 500 mV 2 dB change Attack time 3 ms Delay s...

Page 5: ...ession terminals Audio Outputs External speaker 1 4 jack selected balanced output Headphone 1 4 jack Internal Speaker is disconnected when headphones or external speaker are plugged in Recorder output line audio Mute audio for use with a transmitter Power Supply External 12 DC supply internal 10 cell battery pack for portable use lamps in off mode 2 1mm ID 5 5mm OD center positive DC Input Jack Ge...

Page 6: ...s the num ber of the active memory channel then pressing the Tuning Knob 1 10 2 3 4 5 6 7 9 8 23 Antennas continued 1 800 773 7931 WWW PALSTAR COM building it may be too shielded for an indoor antenna to work well Performance of the antenna will be improved by providing an earth connection to a ground stake For best results get a good quality ground stake approved for grounding an electrical servi...

Page 7: ...ted hookup wire If you don t have a metal roof effective wire antennas can also be strung in attics You may desire the improved performance that an outdoor an tenna provides or if you live in a steel reinforced or metal sided Front Panel Functions 7 1 800 773 7931 WWW PALSTAR COM toward the front panel until it clicks will cause the stored frequen cies to be displayed instead of the channel number...

Page 8: ...west available empty memory channel number and number will be flashing 8 Front Panel Functions 21 Single Sideband SSB Reception 1 800 773 7931 WWW PALSTAR COM ates a signal that is mixed with the received signal with just enough frequency offset to result in the audio tone In the Palstar R30A the BFO is engaged by choosing the Upper Sideband USB or Lower Sideband LSB modes As you tune across a CW ...

Page 9: ...nd of intermittent raspy noise as the dots and dashes go by To convert the CW signal into a pleasant audio tone that is easy to read there is a circuit in the receiver called a Beat Frequency Oscillator BFO The BFO cre 1 800 773 7931 WWW PALSTAR COM d To store the previously tuned station in the default channel number press the MEM button once e To store the previously tuned station in a memory ch...

Page 10: ...s 10100 10150 30 Meters CW Data only 14000 14350 20 Meters 18068 18168 17 Meters 21000 21450 15 Meters 24890 24990 12 Meters Shared with Fixed Service 28000 29700 10 Meters Other Services The Shortwave spectrum is also home to many other radio ser vices including ship to shore transoceanic airlines government military and others Often called Utility Stations or Utes for short their transmission mo...

Page 11: ...mmunications link into or out of a disaster area for many days after the occurrence In fact the ability of Hams to provide emergency communications is one of the primary reasons Ham radio exists The primary modes heard on the Ham bands are CW Morse Code usually down at the lower end of each band and voice communications in the form of Single Sideband SSB there will be more about SSB later on There...

Page 12: ...ng high currents such as the battery of a car or boat you must protect the radio by placing an in line fuse holder in the power cable and use a fast blow fuse rated no more than 1 Amp What Can I Hear 17 1 800 773 7931 WWW PALSTAR COM What I can hear on my Palstar R30A Receiver Long Wave LW 100 kHz to 300 kHz The most common inhabi tants of this range of frequencies are navigation aids known as non...

Page 13: ... radio propagation can be summarized in a few statements 1 The higher frequencies are better during daytime and in the summer months 2 The lower frequencies are better during night time and in the winter months 3 Periods of high sunspot activity favor the higher frequencies periods of low sunspot activity favor the lower frequencies 4 Solar flares and other disturbances on the Sun can cause geo ma...

Page 14: ...xplanation of wavelength you can now understand what is meant when someone talks about say the 80 meter band or the 49 meter band This is just another way to refer to a group of frequencies that have been set aside for a specific purpose For Electromagnetic Spectrum Propagation 15 1 800 773 7931 WWW PALSTAR COM example the 80 meter band is an amateur radio ham band that runs from 3 5 MHz to 4 0 MH...

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