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মোবাইল মেনু

by Callsign

হ্যাম রেডিও নোটিস

এই সাইটটি বিনামূল্যে হ্যাম রেডিও আগ্রহী বন্ধুদের জন্য প্রস্তুত করা হয়েছে। আবেদন, টেলিটক ফি, ইত্যাদি সম্পকৃর্ত যে কোন সাহায্যে আমাদের হোয়াটসঅ্যাপ গ্রুপে নক দিবেন। আমাদের সার্পোট টিম আপনাকে সাথে সাথে সাহায্য করবে। হ্যাম রেডিও হউক সকলের জন্য উন্মুক্ত!

Countdown Timer

Application Last Date 17-04-2025 - 5.00PM

MCQ - Question Bank

You have 30 seconds per question.

Give your answer quickly.

Ham Radio Exam- Practices

Question Bank-2025-1

1 / 100

A) What frequency should be used to send a distress call?

A) Only frequencies that are within your operating privileges

B) Only frequencies used by police, fire or emergency medical services

C) Whatever frequency has the best chance of communicating the distress message

D) 3873 kHz at night or 7285 kHz during the day

2 / 100

B) What does the abbreviation "RTTY" stand for?

A) Radio-Teletype

B) Repeater Transmission Type

C) A general call to all digital stations

D) Returning To You, meaning your turn to transmit

3 / 100

C) Which of the following frequencies is within the General Class portion of the 80 meter band?

A) 3560 kHz

B) 1855 kHz

C) 2560 kHz

D) 3650 kHz

4 / 100

D) What language must you use when identifying your station if you are using a language other than English in making a contact?

A) The language being used for the contact

B) Any language of a country that is a member of the ITU

C) English

D) Any language if the US has a third party agreement with that country

5 / 100

E) When normal communications systems are not available, what means may an amateur station use to provide essential communications when there is an immediate threat to the safety of human life or the protection of property?

A) Only those means of radio communication for which the station is licensed

B) Only transmissions sent on internationally recognized emergency channels

C) Any means, but only on to RACES recognized emergency stations

D) Any means of radio communication at its disposal

6 / 100

F) Which of the following frequencies is in the 12 meter band?

A) 3.940 MHz

B) 24.940 MHz

C) 17.940 MHz

D) 12.940 MHz

7 / 100

G) How does the BTRC require an amateur station to be operated in all respects not covered by the rules?

A) In conformance with amateur radio custom

B) All of these answers are correct

C) In conformance with the rules of the IARU

D) In conformance with good engineering and good amateur practice

8 / 100

H) What is the standard bandwidth for narrow band FM transmission in VHF and UHF

A) 50 kHz

B) 20 kHz

C) 12.5 KHz

D) 25 KHz

9 / 100

I) What is the maximum transmitting power an amateur station may use on 1825 kHz for General class?

A) 1500 watts PEP output

B) 200 watts PEP output

C) 1000 watts PEP output

D) 1200 watts PEP output

10 / 100

J) Which mode should be selected when using a SSB transmitter with an Audio Frequency Shift Keying (AFSK) RTTY signal?

A) USB

B) LSB

C) CW

D) DSB

11 / 100

K) Where PSK signals are generally found on the 20 meter band?

A) In the weak signal portion of the band

B) Around 14.070 MHz

C) In the low end of the phone band

D) In the high end of the phone band

12 / 100

L) What is the maximum bandwidth permitted by BTRC rules for amateur radio stations when operating on USB frequencies in the 60-meter band?

A) +/-2.8 kHz

B) 2.8 kHz

C) 5.6 kHz

D) 3 kHz

13 / 100

M) Why do most amateur stations use lower sideband on the 160, 75 and 40 meter bands?

A) The lower sideband is the only sideband legal on these frequency bands

B) Current amateur practice is to use lower sideband on these frequency bands

C) The lower sideband is more efficient at these frequency bands

D) Because it is fully compatible with an AM detector

14 / 100

N) When may music be transmitted by an amateur station?

A) When it is an incidental part of a space shuttle or ISS retransmission

B) At any time, as long as it produces no spurious emissions

C) When it is transmitted on frequencies above 1215 MHz

D) When it is unintentionally transmitted from the background at the transmitter

15 / 100

O) Which of the following frequencies is available to a control operator holding a General Class license?

A) All of these answers are correct

B) 28.550 MHz

C) 28.350 MHz

D) 28.020 MHz

16 / 100

P) What does the expression "CQ DX" usually indicates?

A) The caller is looking for any station outside their own country

B) This is a form of distress call

C) The caller is listening for a station in Germany

D) A general call for any station

17 / 100

Q) Which of the following frequencies is in the General Class portion of the 40 meter band?

A) 40.500 MHz

B) 40.200 MHz

C) 7.150 MHz

D) 7.500 MHz

18 / 100

R) Which of the following would disqualify a third party from participating in stating a message over an amateur station?

A) The third party is a person previously licensed in the amateur service whose license had been revoked

B) The third party is a licensed amateur

C) The third party is not a Bangladeshi citizen

D) The third party is speaking in a language other than English, French, or Spanish

19 / 100

S) What are the objectives of the Amateur Auxiliary?

A) To provide emergency and public safety communications

B) To encourage amateur self-regulation and compliance with the rules

C) To conduct efficient and orderly amateur licensing examinations

D) To coordinate repeaters for efficient and orderly spectrum usage

20 / 100

T) What skills learned during Fox Hunts are of help to the Amateur Auxiliary?

A) Identification of different call signs

B) Hunters have an opportunity to transmit on non-amateur frequencies

C) Identification of out of band operation

D) Direction-finding skills used to locate stations violating BTRC Rules

21 / 100

U) What does the abbreviation "MFSK" stand for?

A) Multi (or Multiple) Frequency Sideband Keying

B) Multi (or Multiple) Frequency Sideband Keying

C) Manual Frequency Sideband Keying

D) Multi (or Multiple) Frequency Shift Keying

22 / 100

V) What should you do to comply with good amateur practice when choosing a frequency for radio teletype (RTTY) operation?

A) Select a frequency in the upper end of the phone band

B) Call CQ in Morse code before attempting to establish a contact in RTTY

C) Select a frequency in the lower end of the phone band

D) Follow generally accepted band plans for RTTY operation

23 / 100

W) Which of the following 20 meter band segments is most often used for most data transmissions?

A) 14.000 - 14.050 MHz

B) 14.275 - 14.350 MHz

C) 14.150 - 14.225 MHz

D) 14.070 - 14.100 MHz

24 / 100

X) Frequencies may be used by an amateur station to obtain assistance when in distress?

A) Only frequencies in the 40 meter band

B) Only frequencies in the 80 meter band

C) Any frequency authorized to the control operator

D) Any United Nations approved frequency

25 / 100

Y) What minimum frequency separation between SSB signals should be allowed to minimize interference?

A) Approximately 10 kHz

B) Approximately 6 kHz

C) Between 150 and 500 Hz

D) Approximately 3 kHz

26 / 100

Z) What is the recommended way to break into a conversation when using phone?

A) Say "QRZ" several times followed by your call sign

B) Say "Break" "Break" "Break" and wait for a response

C) Say "CQ" followed by the call sign of either station

D) Say your call sign during a break between transmissions from the other stations

27 / 100

AA) Which of the following is required by the BTRC rules when operating in HF band?

A) If you are using other than a dipole antenna, you must keep a record of the gain of your antenna

B) You must keep a log of the manufacturer of your equipment and the antenna used

C) You must keep a log of all third party traffic

D) You must keep a log of the date, time, frequency, power level and stations worked

28 / 100

AB) With which of the following conditions must beacon stations comply?

A) The frequency must be posted on the Internet or published in a national periodical

B) Identification must be in Morse Code

C) The frequency must be coordinated with the National Beacon Organization

D) There must be no more than one beacon signal in the same band from a single location

29 / 100

AC) Which of the following user adjustable controls are usually associated with VOX circuitry?

A) All of these choices are correct

B) VOX Delay

C) Anti-VOX

D) VOX Sensitivity

30 / 100

AD) Which mode is most commonly used for voice communications on the 17 and 12 meter bands?

A) Upper Sideband**

B) Lower Sideband

C) Vestigial Sideband

D) Double Sideband

31 / 100

AE) What is the maximum transmitting power a station with a General Class control operator may use on the 28 MHz band?

A) 100 watts PEP output

B) 1500 watts PEP output

C) 1000 watts PEP output

D) 2000 watts PEP output

32 / 100

AF) What is the maximum symbol rate permitted for RTTY or data emission transmissions on the 10 meter band?

A) 1200 baud

B) 56 kilobaud

C) 19.6 kilobaud

D) 300 baud

33 / 100

AG) What is the maximum symbol rate permitted for RTTY emissions transmitted on frequency bands below 28 MHz?

A) 1200 baud

B) 56 kilobaud

C) 300 baud

D) 19.6 kilobaud

34 / 100

AH) What is the Amateur Auxiliary to the BTRC?

A) Amateur volunteers who conduct frequency coordination for amateur VHF repeaters

B) Amateur volunteers who are formally enlisted to monitor the airwaves for rules violations

C) Amateur volunteers who conduct amateur licensing examinations

D) Amateur volunteers who use their station equipment to help civil defense organizations in times of emergency

35 / 100

AI) When are you prohibited from helping a station in distress?

A) You are never prohibited from helping any station in distress

B) When that station is not transmitting on amateur frequencies

C) When the station in distress offers no call sign

D) When the station is not another amateur station

36 / 100

AJ) What is the maximum transmitting power an amateur station may use on 10.140 MHz for Intermediate class?

A) 1500 watts PEP output

B) 100 watts PEP output

C) 2000 watts PEP output

D) 1000 watts PEP output

37 / 100

AK) What segment of the 80 meter band is most commonly used for data transmissions?

A) 3775 - 3825 kHz

B) 3500 - 3525 kHz

C) 3700 - 3750 kHz

D) 3570 - 3600 kHz

38 / 100

AL) Which of the following conditions require an amateur radio station to take specific steps to avoid harmful interference to other users

A) All of these answers are correct

B) When using a band where the amateur service is secondary

C) When operating within one mile of an BTRC Monitoring Station

D) When a station is transmitting spread spectrum emissions

39 / 100

AM) What should you do to comply with good amateur practice when choosing a frequency for HF PSK operation?

A) Select a frequency in the upper end of the phone band

B) Call CQ in Morse code before attempting to establish a contact in PSK

C) Follow generally accepted band plans for PSK operation

D) Select a frequency in the lower end of the phone band

40 / 100

AN) What is a band plan?

A) A voluntary guideline for band use beyond the divisions established by the BTRC

B) A guideline from the BTRC for making amateur frequency band allocations

C) A guideline from the ITU for making amateur frequency band allocations

D) A plan devised by a club to best use a frequency band during a contest

41 / 100

AO) Which of the following is not correct practice for an Intermediate class license holder?

A) Transmissions must only use Lower Sideband (LSB)

B) Transmissions must use only CW or Data modes

C) Transmissions must not exceed according to needs of the operator

D) Transmissions can exceed the power limitations permitted for them

42 / 100

AP) What action should be taken if the frequency on which a net normally meets is in use just before the net begins?

A) Cancel the net for that day

B) Increase your power output so that net participants will be able to hear you

C) Reduce your output power and start the net as usual

D) Ask the stations if the net may use the frequency, or move the net to a nearby clear frequency if necessary

43 / 100

AQ) What is the first thing you should do if you are communicating with another amateur station and hear a station in distress break in?

A) Immediately cease all transmissions

B) Continue your communication because you were on frequency first

C) Change to a different frequency

D) Acknowledge the station in distress and determine what assistance may be needed

44 / 100

AR) Which sideband is commonly used on the 160, 75, and 40 meter bands?

A) Upper Sideband

B) Vestigial Sideband

C) Double Sideband

D) Lower Sideband

45 / 100

AS) How many data bits are sent in a single PSK31 character?

A) 5

B) The number varies

C) 8

D) 7

46 / 100

AT) What is the standard repeater shifting in VHF band?

A) 5 MHz

B) 1 MHz

C) 900 KHz

D) 600 KHz

47 / 100

AU) What is the maximum symbol rate permitted for RTTY or data emission transmissions on the 6 and 2 meter bands?

A) 56 kilobaud

B) 300 baud

C) 1200 baud

D) 19.6 kilobaud

48 / 100

AV) Which of the following frequencies is within the General Class portion of the 20 meter phone band?

A) 14305 kHz

B) 14105 kHz

C) 14405 kHz

D) 14005 kHz

49 / 100

AW) Which amateur band is shared with the Citizens Radio Service?

A) None

B) 11 meters

C) 10 meters

D) 12 meters

50 / 100

AX) What is the main difference between HF and VHF band?

A) HF band means ( 3 - 30 ) MHz and VHF band means ( 30 - 300 ) MHz

B) HF band means ( 3 - 30 ) MHz and VHF band means ( 300 - 3000 ) MHz

C) HF band means ( 30 - 300 ) MHz and VHF band means ( 3 - 30 ) MHz

D) HF band means ( 300 - 3000 ) MHz and VHF band means ( 3 - 30 ) MHz

51 / 100

AY) Which of the following frequencies is within the General Class portion of the 15 meter band?

A) 21300 kHz

B) 24900 kHz

C) 18155 kHz

D) 14250 kHz

52 / 100

AZ) What should you do to comply with good amateur practice when choosing a frequency for Slow Scan TV (SSTV) operation?

A) Transmit only on lower sideband

B) Select a frequency in the portion of the band set aside for digital operation

C) Transmit your callsign as an SSTV image for 1 minute to ensure a clear frequency

D) Follow generally accepted band plans for SSTV operation

53 / 100

BA) What is a practical way to avoid harmful interference when calling CQ using Morse code or CW?

A) Send "QRL? de [your callsign]" and listen for a response

B) Send the letter "V" 12 times and then listen for a response

C) Keep your CQ to less than 2 minutes in length to avoid interference with contacts already in progress

D) Call CQ at low power first; if there is no indication of interference then increase power as necessary

54 / 100

BB) Which mode of voice communication is most commonly used on the High Frequency Amateur bands?

A) AM

B) FM

C) SSB

D) PM

55 / 100

BC) What minimum frequency separation between 170 Hz shift RTTY signals should be allowed to minimize interference?

A) Approximately 3 kHz

B) 60 Hz

C) 250 to 500 Hz

D) 170 Hz

56 / 100

BD) What is a practical way to avoid harmful interference when selecting a frequency to call CQ using phone?

A) Ask if the frequency is in use, say your callsign, and listen for a response*

B) Listen for 2 minutes before calling CQ to avoid interference to contacts that maybe in progress

C) Call CQ at low power first and if there is no indication of interference, increase power as necessary

D) Keep your CQ to less than 2 minutes in length to avoid interference to contacts that may be in progress

57 / 100

BE) What is the maximum transmitting power an amateur station may use on the 12 meter band for General class?

A) Effective radiated power equivalent to 50 watts from a half wave dipole

B) 1500 PEP output, except for 200 watts PEP output in the novice portion

C) b. 200 watts PEP output

D) 1000 watts PEP output

58 / 100

BF) Antenna pointed when making a long-path contact with another station?

A) Toward the rising sun

B) Along the Gray Line

C) 180 degrees from its short-path heading

D) Toward the North

59 / 100

BG) What should you do if you notice increasing interference from other activity on a frequency you are using?

A) Move your contact to another frequency

B) Report the interference to your local Amateur Auxiliary Coordinator

C) Turn on your amplifier

D) Tell the interfering stations to change frequency since you were there first

60 / 100

BH) What is a major advantage of MFSK16 compared to other digital modes?

A) It has built-in error correction

B) It is much higher speed than RTTY

C) It offers good performance in weak signal environment without error correction

D) It is much narrower bandwidth than most digital modes

61 / 100

BI) What is the most common frequency shift for RTTY emissions in the amateur HF bands?

A) 850 Hz

B) 425 Hz

C) 170 Hz

D) 85 Hz

62 / 100

BJ) What is the maximum symbol rate permitted for packet emission transmissions on the 2 meter band?

A) 56 kilobaud

B) 19.6 kilobaud

C) 1200 baud

D) 300 baud

63 / 100

BK) Why do many amateurs keep a log even though the BTRC doesn't require it?

A) To help with a reply if the BTRC requests information on who was control operator of your station at a given date and time

B) The ITU requires a log of all international contacts

C) The log provides evidence of operation needed to renew a license without retest

D) The ITU requires a log of all international third party traffic

64 / 100

BL) Who may be the control operator of an amateur station transmitting in assisting emergency relief operations during a disaster?

A) Only a RACES net control operator

B) Any control operator when normal communication systems are operational

C) Only official emergency stations may transmit during a disaster

D) Only a person holding an BTRC issued amateur operator license

65 / 100

BM) What information should be given to a station answering a distress transmission?

A) The time that the emergency occurred and the local weather

B) The ITU region and grid square locator of the emergency

C) The location and nature of the emergency**

D) The name of the local emergency coordinator

66 / 100

BN) What is the standard repeater shifting in UHF band?

A) 5 MHz

B) 900 KHz

C) 600 KHz

D) 1 MHz

67 / 100

BO) When a General Class licensee is not permitted to use the entire voice portion of a particular band, which portion of the voice segment is generally available to them?

A) The upper end

B) The lower end

C) The upper end on frequencies below 7.3 MHz and the lower end on frequencies above 14.150 MHz

D) The lower end on frequencies below 7.3 MHz and the upper end on frequencies above 14.150 MHz

68 / 100

BP) Which of the following operating restrictions applies to amateur radio stations as a secondary service in the 60 meter band?

A) They must not cause harmful interference to stations operating in other radio services

B) They must use lower sideband, suppressed-carrier, only

C) They must not exceed 2.0 kHz of bandwidth

D) They must transmit no more than 30 minutes during each hour to minimize harmful interference to other radio services

69 / 100

BQ) What must you do if, when operating on either the 30 or 60 meter bands, a station in the primary service interferes with your contact?

A) Increase your transmitter's power to overcome the interference

B) Stop transmitting at once and/or move to a clear frequency

C) Notify the BTRC's spectrum management department of the interference

D) Attempt to contact the station and request that it stop the interference

70 / 100

BR) Which emission mode must be used to obtain assistance during a disaster?

A) Any mode

B) Only SSB and CW

C) Only CW

D) Only SSB

71 / 100

BS) Which sideband is most commonly used for phone communications on the bands above 20 meters?

A) Double Sideband

B) Lower Sideband

C) Upper Sideband

D) Vestigial Sideband

72 / 100

BT) What limitations, other than the 1500 watt PEP limit, are placed on transmitter power in the 14 MHz band?

A) Effective radiated power cannot exceed 3000 watts

B) Only the minimum power necessary to carry out the desired communications should be used

C) Power must be limited to 200 watts when transmitting between 14.100 MHz and 14.150 MHz

D) Power should be limited as necessary to avoid interference to another radio service on the frequency

73 / 100

BU) When is an amateur station permitted to transmit secret codes?

A) During a declared communications emergency

B) To control a space station

C) Only when the information is of a routine, personal nature

D) Only with Special Temporary Authorization from the BTRC

74 / 100

BV) Which HF antenna would be the best to use for minimizing interference?

A) An isotropic antenna

B) A unidirectional antenna

C) An omnidirectional antenna

D) A bi-directional antenna

75 / 100

BW) Which of the following statements is true of VOX operation?

A) The duty cycle of the transmitter is reduced

B) Frequency spectrum is conserved

C) The received signal is more natural sounding

D) VOX allows "hands free" operation

76 / 100

BX) Which of the following is a purpose of a beacon station as identified in the Amateur Rules?

A) Transmission of bulletins of General interest to amateur radio licensees

B) Identifying Net Frequencies

C) Observation of propagation and reception, or other related activities

D) Automatic Identification of Repeaters

77 / 100

BY) Which of the following describes Baudot RTTY?

A) Utilizes error detection and correction

B) 7-bit code, with start, stop and parity bits

C) 5-bit code, with additional start and stop bits

D) Two major operating modes are SELCAL and LISTEN

78 / 100

BZ) What is QRP operation?

A) Low power transmit operation, typically about 5 watts

B) Traffic Relay Procedure net operation

C) Remote Piloted Model control

D) Transmission using Quick Response Protocol

79 / 100

CA) When may the BTRC restrict normal frequency operations of amateur stations?

A) When they declare a temporary state of communication emergency

B) When they seize your equipment for use in disaster communications

C) When the country goes under a WAR

D) Only when all amateur stations are instructed to stop transmitting

80 / 100

CB) When is an amateur station prevented from using any means at its disposal to assist another station in distress?

A) Only on authorized HF frequencies

B) Only when authorized by the BTRC rule

C) Never

D) Only when transmitting in RACES

81 / 100

CC) What type of transmissions may an amateur station make during a disaster?

A) Transmissions necessary to meet essential communications needs and to facilitate relief actions

B) Only one-way communications

C) Only transmissions when RACES net is activated

D) Only transmissions from an official emergency station

82 / 100

CD) What kind of amateur station simultaneously retransmits the signals of other stations on another channel?

A) Beacon Station

B) Relay Station

C) Telecommmand Station

D) Repeater Station

83 / 100

CE) Which of the following applies in the event of interference between a coordinated repeater and an uncoordinated repeater?

A) The frequency coordinator bears primary responsibility to resolve the interference

B) Both repeater licensees share equal responsibility to resolve the interference

C) The licensee of the coordinated repeater has primary responsibility to resolve the interference

D) The licensee of the non-coordinated repeater has primary responsibility to resolve the interference

84 / 100

CF) What part of a data packet contains the routing and handling information?

A) Header

B) Directory

C) Preamble

D) Footer

85 / 100

CG) What minimum frequency separation between CW signals should be allowed to minimize interference?

A) 150 to 500 Hz

B) 3 to 6 kHz

C) 5 to 50 Hz

D) 1 to 3 kHz

86 / 100

CH) Which of the following frequencies is within the General class portion of the 75 meter phone band?

A) 3750 kHz

B) 1875 kHz

C) 4005 kHz

D) 3900 kHz

87 / 100

CI) Which of the following information must a licensee retain as part of their station records?

A) Antenna gain calculations or manufacturer's data for antennas used on 60 meters

B) The call sign of other amateurs operating your station

C) A record of all contacts made with stations in foreign countries

D) A copy of all third party messages sent through your station

88 / 100

CJ) What information is traditionally contained in a station log?

A) Date and time of contact

B) Call sign of station contacted and the signal report given

C) All of these choices are correct

D) Band and/or frequency of the contact

89 / 100

CK) What type of transmission would a control operator be making when transmitting out of the amateur band without station identification during a life threatening emergency?

A) An unidentified transmission

B) A prohibited transmission

C) An auxiliary transmission

D) A third party communication

90 / 100

CL) Which of the following is a permissible third party communication during routine amateur radio operations?

A) Sending a message to a third party through a foreign station, as long as that person is a licensed amateur radio operator

B) Sending a business message for another person, as long as the control operator has no pecuniary interest in the message

C) Sending a business message for another person, as long it is for a non-profit organization

D) Permitting an unlicensed person to speak to a licensed amateur anywhere in the world

91 / 100

CM) With which of the following is third-party traffic prohibited, except for messages directly involving emergencies or disaster relief communications?

A) Any country other than the United States, unless there is a third-party agreement in effect with that country

B) Countries in ITU Region 2

C) Countries in ITU Region 1

D) Any country which is not a member of the Internal Amateur Radio Union (IARU)

92 / 100

CN) Which of the following is prohibited by the BTRC Rules for amateur radio stations?

A) The use of obscene or indecent words

B) Transmission of music as the primary program material during a contact

C) All of these answers are correct

D) Transmission of false or deceptive messages or signals

93 / 100

CO) Which of the following is an advantage when using single sideband as compared to other voice modes on the HF amateur bands?

A) Very high fidelity voice modulation

B) Ease of tuning on receive

C) Less subject to static crashes (atmospherics)

D) Less bandwidth used and high power efficiency

94 / 100

CP) What is the power limit for beacon stations in Intermediate class license?

A) 10 watts PEP output

B) 200 watts PEP output

C) 100 watts PEP output

D) 20 watts PEP output

95 / 100

CQ) Which of the following statements is true of single sideband (SSB) voice mode?

A) It is a form of amplitude modulation in which one sideband and the carrier are suppressed

B) It is a form of frequency modulation in which higher frequencies are emphasized

C) It reproduces upper frequencies more efficiently than lower frequencies

D) It is the only voice mode authorized on the HF bands between 14 and 30 MHz 50.

96 / 100

CR) What is the maximum transmitting power a General class licensee may use when operating between 7025 and 7125 kHz?

A) 1500 watts PEP output

B) 1000 watts PEP output

C) 2000 watts PEP output

D) 200 watts PEP output

97 / 100

CS) Which sideband is commonly used in the VHF and UHF bands?

A) Vestigial Sideband

B) Lower Sideband

C) Upper Sideband

D) Double Sideband

98 / 100

CT) What is the most useful type of map to use when orienting a directional HF antenna toward a distant station?

A) Stereographic projection

B) Azimuthal projection

C) Polar projection

D) Mercator projection

99 / 100

CU) When may a 10 meter repeater retransmit the 2 meter signal from a station having a Intermediate Class control operator?

A) Only if the 10 meter control operator holds at least a General class license

B) Under no circumstances

C) Only if the station on 10 meters is operating under a Special Temporary Authorization allowing such retransmission

D) Only during an BTRC-declared General state of communications emergency

100 / 100

CV) What should be done if a net is about to begin on a frequency you and another station are using?

A) Reduce power to avoid interfering with the net

B) Tell the net that they must to move to another frequency

C) Pause between transmissions to give the net a chance to change frequency

D) Move to a different frequency as a courtesy to the net

Your score is

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Profile Cards

The Names of those who contributing-

S21DI

Rahat Khan

S21SPS

Pulak Sarker

S21MEV

Iftakhar Mahmud

S21OMH

Ovijit Mridha

S21TCV

MD Khairul Islam

S21DBA

Samrat

S21KV

Kawsar Mohammad

S2PL

Md Pappu

S21IT

Tahsin Rahman Abir

S21RC

Fazlay Rabby

S21KMP

Nazmul Hasan

S21AF

Fahad

S21BDK

Rezaul Karim

S21ALT

Md Zaved Khan

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