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IQ Signals

HF Propagation

Solar-Terrestrial Data: hamqsl.com N0NBH

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Editors Choice

1. 4NEC2 Freeware antenna modeller and optimizer.
2. AA9PW Online study guide for ham radio enthusiasts.
3. AI4UK Frequencies, weather maps, and more.
4. AMSAT Amateur Radio In Space.
5. APRS Finder Locate hams on D-Star using APRS.
6. AR Newsline Weekly newscast of Amateur Radio.
7. ARRL American Radio Relay League News.
8. Astronomy Calendar Astronomy and Reference Guide.
9. AVVid The Kenwood repair expert, KA5IPF.
10. Broadcastify Listen to live feeds.
11. CHIRP A free, open-source tool for programming.
12. Cobra Antenna The Mysterious Cobra.
13. CommCat Watch DX spots and more.
14. DDutil A Data Decoding Utility for Flex Radios.
15. Dipole Length Chart Here is a dipole length chart.
16. DL9QJ Amateur Radio Soundblaster Software Collection.
17. D-Star Users Watch for the most current users.
18. DODROPIN EchoLink Conference Server.
19. DVAP DV Access Point Dongle.
20. DV Dongle Connect to the international D-Star!
21. DXLab A freeware suite.
22. EchoLink EchoLink Link Status.
23. eHam Reviews Reviews of products and services.
24. ESSB Hi-Fi Audio For The Radio Amateur Radio Experimenter.
25. FCC Frequency Band Plan Here’s a basic frequency list.
26. FCC License Search Advanced license search.
27. FreeDV Digital Voice for HF.
28. Full Wave Loop Calculator for matching stub.
29. G4VXE Tim’s version of Amateur Radio.
30. GF4ON Here is a great CW trainer program. Free!
31. Half Square Antenna Half Square and Bobtail Curtain.
32. HamAlyzer Spectrum analyzer made just for hams.
33. HDSDR Software High Definition Software Defined Radio.
34. Heavens-Above Satellites, astronomy, and more.
35. Heil’s Tips Quality products from a pro.
36. Ham Radio HF Nets N1YZ’s HF Net Listing.
37. HTX-202 Programming repeaters.
38. Icom HM-133 Fix This may be the fix.
39. ICOM V8000 Programming memory channels.
40. I-Link Boards Interfaces work with Echolink and others.
41. International Callsign Prefixes Callsign Prefixes by country.
42. IRLP The Internet Radio Linking Project.
43. ISS Tracker Live real time satellite tracking and predictions.
44. ITU Region Maps ITU maps of regions 1, 2, and 3.
45. Jonathan’s Space Report The Space Report.
46. K1IW Amateur Repeater Search.
47. K2DSL Callsign Map Search. Just enter the callsign.
48. KB6NU Study Guides for Technician and General Class.
49. Kenwood 590 EQ settings for this radio.
50. KIO HexBeam Up to Six bands fed by a single coax.
51. LP-PAN High performance IF based SDR.
52. NASA Latest NASA News.
53. Phased Verticals Phased Verticals on 40 Meters by N4JTE.
54. Q-Mic Making sound sound better.
55. QTH.com Ham radio classified ads.
56. RV3APM Software for digital modes.
57. RadioReference Scanner frequencies.
58. Receiver Data By Sherwood Engineering, Inc.
59. SignaLink Signalink USB interface.
60. Sixty Meter Frequencies 60 meter frequency list.
61. Sky&Telescope The Essential Guide To Astronomy.
62. Southgate Amateur Radio News.
63. Spaceflight Now The source for online space news.
64. Space News Professionals turn to first for the news.
65. Space Weather News about the Sun-Earth environment.
66. TheRainReport Radio Amateur Information Network.
67. Toroid calculator Dimensions.
68. Understanding Antennas For the non-technical ham. By N4JA.
69. ULA United Launch Alliance.
70. US Callsign Prefixes Amateur Prefixes.
71. Vertical Dipole 10 – 20 Meter Vertical Dipole.
72. Voodoo Audio Join the Voodoo Audio Crew.
73. W1WC DX spotting.
75. WAS Region Map ARRL WAS Map with call sign numbers.
76. West Mountain Radio Interfaces and other products.
77. Winlink A worldwide radio messaging system.
78. Wire Antennas Wire Antennas for Ham Radio.
79. WoodBoxRadio The reference for Software Defined Radio.
80. Worldwide HamCall Callsign database.

International Q Signals

QRA What is the name of your station?
QRG What’s my exact frequency?
QRH Does my frequency vary?
QRI How is my tone? (1-3)
QRK What is my signal intelligibility? (1-5)
QRL Are you busy?
QRM Is my transmission being interfered with?
QRN Are you troubled by static?
QRO Shall I increase transmitter power?
QRP Shall I decrease transmitter power?
QRQ Shall I send faster?
QRS Shall I send slower?
QRT Shall I stop sending?
QRU Have you anything for me? (Answer in negative)
QRV Are you ready?
QRW Shall I tell ……. you’re calling him?
QRX When will you call again?
QRZ Who is calling me?
QSA What is my signal strength? (1-5)
QSB Are my signals fading?
QSD Is my keying defective?
QSG Shall I send ……. messages at a time?
QSK Can you work breakin?
QSL Can you acknowledge receipt?
QSM Shall I repeat the last message sent?
QSO Can you communicate with ……. direct?
QSP Will you relay to …….?
QSV Shall I send a series of V’s?
QSW Will you transmit on …….?
QSX Will you listen for ……. on …….?
QSY Shall I change frequency?
QSZ Shall I send each word / group more than once? (Answer, send twice or)
QTA Shall I cancel number …….?
QTB Do you agree with my word count? (Answer negative)
QTC How many messages have you to send?
QTH What is your location?
QTR What is your time?
QTV Shall I stand guard for you …….?
QTX Will you keep your station open for further communication with me?
QUA Have you news of …….?

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