We moved from Arvada CO to Tucson AZ in 2021. An archive of the Colorado station is here. This page describes the current station in AZ.
The call letters W6IWI were first used by Kauko Hallikainen in the 1930s (1933 license, 1937 ARRL membership). See the 1934, 1936, 1937, and 1938 Amateur Radio Callbook. The 1930s QSL card was similar to that shown above (I may still have one of the originals somewhere). By 1952, the call had been reassigned to Carson Donaldson in Inglewood CA. He held it through 1977. I acquired the call in 2016. Prior to that, I held the call WA6FDN, and prior to that, WN6FDN. The WA6FDN license was first granted in 1969, with WN6FDN in 1968. WA6FDN shows up in the Summer 1969 Callbook. In December 1969, I took the exam for the First Class Radiotelephone License with Radar Endorsement at the FCC office in San Francisco. That license was later replaced by the FCC with the General Radiotelephone Operator's License. NL7XM offers a great service. He has over 100 years of Radio Amateur Callbooks and will find the first appearance of your callsign in the Callbook. For a reasonable cost, he'll provide certified copies of these pages verifying that the callsign was held by the particular person on this date. This is what he sent me for WN6FDN and WA6FDN.
WN6FDN started with a Heathkit DX-60 transmitter and a National NC-300 receiver running CW on HF. WA6FDN used a Viking Ranger transmitter running AM, CW, and RTTY on HF. RTTY used a Teletype model 15 printer (also see a slow motion video of a model 15 in operationg), and a model 14 typing reperf and transmitter distributor. W6IWI now uses an SEA 245 with a Dentron Clipperton-L amplifier running RTTY, CW and SSB into a Zero Five 30 Foot Flagpole Antenna. VHF and UHF FM are covered with a Baofeng UV-5R and a Wouxun KG-UV-6X. The Wouxun KG-UV-6X normally drives a Diamond X50A vertical antenna at home. Mobile info is here.
The graph shows the MUF and OWF for the past two days. Drag right to see previous values. Use the mouse scroll wheel to zoom in and out. Right click to get back to the original view.
The table below shows recent contacts logged on qrz.com.
The table below is generated by a PHP script that pulls JSON data from the Reverse Beacon Network, parses it, calculates distance and bearing based on latitude and longitude, then shows data for the last 100 spots. Frequency changes greater than 1 kHz or time changes greater than 1 hour are shown in bold. The Rx links link to the QRZ page for the station. The SNR links link to a graph of signal to noise ratio versus time for that receiver, mode (CW or RTTY), and band (data limited to 100 spots from RBN)
The background color is green if the distance is greater than 3,000 miles. The Relative Distance column has a * for every 200 miles.
Time | Rx | Freq (kHz) | SNR | Mode | Speed | Rx Location | Distance and Bearing | Relative Distance |
---|---|---|---|---|---|---|---|---|
2309z 06 May | AC0C-1 | 14083.9 | 21 dB | RTTY | 45 bps | Louisburg, KS | 1632 km (1014 miles) at 59.6 degrees | ***** |
2309z 06 May | WV4P | 14083.9 | 24 dB | RTTY | 45 bps | Savannah, TN | 2109 km (1310 miles) at 74.6 degrees | ****** |
2309z 06 May | W6YX | 14083.9 | 18 dB | RTTY | 45 bps | Stanford, CA | 1182 km (734 miles) at 302.2 degrees | *** |
2040z 06 May | AC0C-1 | 14083.9 | 25 dB | RTTY | 45 bps | Louisburg, KS | 1632 km (1014 miles) at 59.6 degrees | ***** |
2039z 06 May | W6YX | 14083.9 | 26 dB | RTTY | 45 bps | Stanford, CA | 1182 km (734 miles) at 302.2 degrees | *** |
2133z 05 May | WV4P | 14083.9 | 16 dB | RTTY | 45 bps | Savannah, TN | 2109 km (1310 miles) at 74.6 degrees | ****** |
2132z 05 May | AC0C-1 | 14083.9 | 42 dB | RTTY | 45 bps | Louisburg, KS | 1632 km (1014 miles) at 59.6 degrees | ***** |
2132z 05 May | K6FOD | 14083.9 | 27 dB | RTTY | 45 bps | South Pasadena, CA | 706 km (438 miles) at 289.1 degrees | ** |
2132z 05 May | W6YX | 14083.9 | 31 dB | RTTY | 45 bps | Stanford, CA | 1182 km (734 miles) at 302.2 degrees | *** |
0242z 04 May | NT6Q | 7053.0 | 29 dB | CW | 16 wpm | Escondido, CA | 585 km (363 miles) at 281.2 degrees | * |
0242z 04 May | AA0O | 7053.0 | 12 dB | CW | 15 wpm | Saint Petersburg, FL | 2756 km (1712 miles) at 93 degrees | ******** |
0242z 04 May | W6YX | 7053.0 | 28 dB | CW | 16 wpm | Stanford, CA | 1182 km (734 miles) at 302.2 degrees | *** |
0242z 04 May | W8WWV | 7053.0 | 19 dB | CW | 15 wpm | Chesterland, OH | 2802 km (1741 miles) at 60 degrees | ******** |
0242z 04 May | W3OA | 7053.0 | 18 dB | CW | 15 wpm | Mooresville, NC | 2774 km (1724 miles) at 74.1 degrees | ******** |
0242z 04 May | KV4TT | 7053.0 | 18 dB | CW | 15 wpm | North Myrtle Beach, SC | 2991 km (1858 miles) at 77.8 degrees | ********* |
0242z 04 May | K2PO/7 | 7053.0 | 30 dB | CW | 16 wpm | Portland, OR | 1795 km (1115 miles) at 327.8 degrees | ***** |
0242z 04 May | N0OI | 7053.0 | 29 dB | CW | 15 wpm | Perris, CA | 631 km (392 miles) at 287.9 degrees | * |
0242z 04 May | KM3T | 7053.0 | 17 dB | CW | 15 wpm | Amherst, NH | 3617 km (2248 miles) at 59.6 degrees | *********** |
0242z 04 May | WA7LNW | 7053.0 | 21 dB | CW | 15 wpm | Washington, UT | 595 km (369 miles) at 337.3 degrees | * |
0239z 04 May | N9CO | 7053.0 | 18 dB | CW | 16 wpm | Sycamore, IL | 2242 km (1393 miles) at 54.7 degrees | ****** |
0238z 04 May | K7EK | 7053.0 | 18 dB | CW | 15 wpm | Radcliff, KY | 2343 km (1456 miles) at 67.7 degrees | ******* |
0238z 04 May | K3PA-1 | 7038.0 | 12 dB | CW | 15 wpm | Tonganoxie, KS | 1626 km (1010 miles) at 57.4 degrees | ***** |
0238z 04 May | W3UA | 7053.0 | 23 dB | CW | 15 wpm | Bedford, NH | 3632 km (2257 miles) at 59.5 degrees | *********** |
0238z 04 May | ZF9CW | 7053.0 | 21 dB | CW | 15 wpm | Cayman Islands | 3386 km (2104 miles) at 106.6 degrees | ********** |
0238z 04 May | KM3T-3 | 7053.0 | 20 dB | CW | 15 wpm | Amherst, NH | 3617 km (2248 miles) at 59.6 degrees | *********** |
0238z 04 May | K9LC | 7053.0 | 14 dB | CW | 15 wpm | Rockford, IL | 2227 km (1384 miles) at 53.7 degrees | ****** |
0238z 04 May | K5TR | 7053.0 | 25 dB | CW | 15 wpm | Austin, TX | 1215 km (755 miles) at 97.2 degrees | *** |
0238z 04 May | KM3T-2 | 7053.0 | 23 dB | CW | 15 wpm | Amherst, NH | 3617 km (2248 miles) at 59.6 degrees | *********** |
0238z 04 May | NG7M | 7053.0 | 23 dB | CW | 15 wpm | Syracuse, UT | 987 km (613 miles) at 354.3 degrees | *** |
0238z 04 May | W1NT-6 | 7053.0 | 20 dB | CW | 16 wpm | Newton, NH | 3665 km (2277 miles) at 59.6 degrees | *********** |
0238z 04 May | K9IMM | 7053.0 | 20 dB | CW | 15 wpm | Mount Horeb, WI | 2194 km (1363 miles) at 51.3 degrees | ****** |
0238z 04 May | KO7SS | 7053.0 | 33 dB | CW | 15 wpm | Mt. Lemmon, AZ | 23 km (14 miles) at 18.1 degrees | |
0238z 04 May | WC2L | 7053.0 | 18 dB | CW | 15 wpm | Niskayuna, NY | 3434 km (2134 miles) at 59.4 degrees | ********** |
0458z 03 May | W2NAF | 7055.0 | 21 dB | CW | 12 wpm | Spring Brook, PA | 3272 km (2033 miles) at 61.8 degrees | ********** |
0458z 03 May | N2QT | 7055.0 | 20 dB | CW | 12 wpm | Forest, VA | 2924 km (1817 miles) at 69.9 degrees | ********* |
0427z 03 May | K3PA-1 | 7037.0 | 7 dB | CW | 15 wpm | Tonganoxie, KS | 1626 km (1010 miles) at 57.4 degrees | ***** |
0426z 03 May | KM3T-2 | 7054.0 | 23 dB | CW | 15 wpm | Amherst, NH | 3617 km (2248 miles) at 59.6 degrees | *********** |
0424z 03 May | K3PA-1 | 7054.0 | 26 dB | CW | 12 wpm | Tonganoxie, KS | 1626 km (1010 miles) at 57.4 degrees | ***** |
0424z 03 May | W8WWV | 7054.0 | 24 dB | CW | 13 wpm | Chesterland, OH | 2802 km (1741 miles) at 60 degrees | ******** |
0424z 03 May | NG7M | 7054.0 | 18 dB | CW | 13 wpm | Syracuse, UT | 987 km (613 miles) at 354.3 degrees | *** |
0424z 03 May | AA4VV | 7054.0 | 21 dB | CW | 12 wpm | Lexington, NC | 2834 km (1761 miles) at 73.4 degrees | ******** |
0424z 03 May | N6TV | 7054.0 | 16 dB | CW | 12 wpm | San Jose, CA | 1141 km (708 miles) at 302.1 degrees | *** |
0424z 03 May | WZ7I | 7054.0 | 24 dB | CW | 13 wpm | Pipersville, PA | 3304 km (2053 miles) at 63.8 degrees | ********** |
0424z 03 May | K1RA | 7054.0 | 22 dB | CW | 12 wpm | Warrenton, VA | 3063 km (1903 miles) at 67 degrees | ********* |
0423z 01 May | WV4P | 14083.9 | 25 dB | RTTY | 45 bps | Savannah, TN | 2109 km (1310 miles) at 74.6 degrees | ****** |
0423z 01 May | AC0C-1 | 14083.9 | 23 dB | RTTY | 45 bps | Louisburg, KS | 1632 km (1014 miles) at 59.6 degrees | ***** |
0423z 01 May | K9LC | 14083.9 | 21 dB | RTTY | 45 bps | Rockford, IL | 2227 km (1384 miles) at 53.7 degrees | ****** |
0423z 01 May | KH6LC | 14083.9 | 26 dB | RTTY | 45 bps | Keaau, HI | 4652 km (2891 miles) at 264.3 degrees | ************** |
0423z 01 May | WE9V | 14083.8 | 32 dB | RTTY | 45 bps | Bristol, WI | 2309 km (1435 miles) at 53.7 degrees | ******* |
0423z 01 May | WC2L | 14083.9 | 23 dB | RTTY | 45 bps | Niskayuna, NY | 3434 km (2134 miles) at 59.4 degrees | ********** |
0339z 01 May | W1UE | 7052.0 | 19 dB | CW | 19 wpm | Marlborough, MA | 3619 km (2249 miles) at 60.5 degrees | *********** |
0339z 01 May | K6FOD | 7052.0 | 37 dB | CW | 19 wpm | South Pasadena, CA | 706 km (438 miles) at 289.1 degrees | ** |
0305z 01 May | K6FOD | 7052.0 | 34 dB | CW | 15 wpm | South Pasadena, CA | 706 km (438 miles) at 289.1 degrees | ** |
0302z 01 May | NG7M | 7052.0 | 27 dB | CW | 13 wpm | Syracuse, UT | 987 km (613 miles) at 354.3 degrees | *** |
0302z 01 May | N9CO | 7052.0 | 26 dB | CW | 13 wpm | Sycamore, IL | 2242 km (1393 miles) at 54.7 degrees | ****** |
0302z 01 May | W2NAF | 7052.0 | 17 dB | CW | 12 wpm | Spring Brook, PA | 3272 km (2033 miles) at 61.8 degrees | ********** |
0302z 01 May | K9IMM | 7052.0 | 26 dB | CW | 13 wpm | Mount Horeb, WI | 2194 km (1363 miles) at 51.3 degrees | ****** |
0302z 01 May | VE6WZ | 7051.8 | 21 dB | CW | 13 wpm | Calgary, AB | 2196 km (1364 miles) at 353.4 degrees | ****** |
0302z 01 May | WC2L | 7052.0 | 15 dB | CW | 13 wpm | Niskayuna, NY | 3434 km (2134 miles) at 59.4 degrees | ********** |
0302z 01 May | K9LC | 7052.0 | 17 dB | CW | 13 wpm | Rockford, IL | 2227 km (1384 miles) at 53.7 degrees | ****** |
0259z 30 Apr | OE9GHV | 14052.0 | 12 dB | CW | 15 wpm | Rankweil, Austria | 9366 km (5820 miles) at 35.8 degrees | ***************************** |
1854z 29 Apr | WE9V | 14083.8 | 16 dB | RTTY | 45 bps | Bristol, WI | 2309 km (1435 miles) at 53.7 degrees | ******* |
1854z 29 Apr | W6YX | 14083.9 | 36 dB | RTTY | 45 bps | Stanford, CA | 1182 km (734 miles) at 302.2 degrees | *** |
1854z 29 Apr | K9LC | 14083.9 | 12 dB | RTTY | 45 bps | Rockford, IL | 2227 km (1384 miles) at 53.7 degrees | ****** |
0359z 29 Apr | W4KAZ | 7055.0 | 30 dB | CW | 15 wpm | Cary, NC | 2969 km (1845 miles) at 73.5 degrees | ********* |
0358z 29 Apr | AA4VV | 7055.0 | 32 dB | CW | 16 wpm | Lexington, NC | 2834 km (1761 miles) at 73.4 degrees | ******** |
0354z 29 Apr | N4ZR | 7055.0 | 27 dB | CW | 16 wpm | Phoenix, MD | 3175 km (1973 miles) at 65.6 degrees | ********* |
0354z 29 Apr | ZF9CW | 7055.0 | 27 dB | CW | 16 wpm | Cayman Islands | 3386 km (2104 miles) at 106.6 degrees | ********** |
0354z 29 Apr | KV4TT | 7055.0 | 18 dB | CW | 15 wpm | North Myrtle Beach, SC | 2991 km (1858 miles) at 77.8 degrees | ********* |
2245z 27 Apr | K9LC | 14083.9 | 16 dB | RTTY | 45 bps | Rockford, IL | 2227 km (1384 miles) at 53.7 degrees | ****** |
2244z 27 Apr | WC2L | 14083.9 | 18 dB | RTTY | 45 bps | Niskayuna, NY | 3434 km (2134 miles) at 59.4 degrees | ********** |
2244z 27 Apr | AC0C-1 | 14083.9 | 26 dB | RTTY | 45 bps | Louisburg, KS | 1632 km (1014 miles) at 59.6 degrees | ***** |
2244z 27 Apr | W6YX | 14083.9 | 32 dB | RTTY | 45 bps | Stanford, CA | 1182 km (734 miles) at 302.2 degrees | *** |
2244z 27 Apr | WE9V | 14083.8 | 30 dB | RTTY | 45 bps | Bristol, WI | 2309 km (1435 miles) at 53.7 degrees | ******* |
0355z 27 Apr | N7TUG | 14052.2 | 16 dB | CW | 16 wpm | Seattle, WA | 1973 km (1226 miles) at 333.9 degrees | ****** |
0355z 27 Apr | W4KAZ | 14052.0 | 14 dB | CW | 16 wpm | Cary, NC | 2969 km (1845 miles) at 73.5 degrees | ********* |
0404z 25 Apr | N2QT | 14052.0 | 9 dB | CW | 16 wpm | Forest, VA | 2924 km (1817 miles) at 69.9 degrees | ********* |
0257z 25 Apr | WZ7I | 14052.0 | 12 dB | CW | 17 wpm | Pipersville, PA | 3304 km (2053 miles) at 63.8 degrees | ********** |
0252z 25 Apr | AA4VV | 14052.0 | 27 dB | CW | 15 wpm | Lexington, NC | 2834 km (1761 miles) at 73.4 degrees | ******** |
0245z 25 Apr | VE7CC | 14052.0 | 4 dB | CW | 14 wpm | Maple Ridge, BC | 2120 km (1317 miles) at 336.1 degrees | ****** |
0245z 25 Apr | K1RA | 14052.0 | 25 dB | CW | 14 wpm | Warrenton, VA | 3063 km (1903 miles) at 67 degrees | ********* |
0245z 25 Apr | W1NT-6 | 14052.0 | 20 dB | CW | 14 wpm | Newton, NH | 3665 km (2277 miles) at 59.6 degrees | *********** |
0245z 25 Apr | K5TR | 14052.0 | 25 dB | CW | 15 wpm | Austin, TX | 1215 km (755 miles) at 97.2 degrees | *** |
0126z 24 Apr | G4ZFE | 14083.9 | 10 dB | RTTY | 45 bps | Bracknell, Berks, England | 8493 km (5277 miles) at 37 degrees | ************************** |
0125z 24 Apr | WE9V | 14083.8 | 31 dB | RTTY | 45 bps | Bristol, WI | 2309 km (1435 miles) at 53.7 degrees | ******* |
0125z 24 Apr | WC2L | 14083.9 | 29 dB | RTTY | 45 bps | Niskayuna, NY | 3434 km (2134 miles) at 59.4 degrees | ********** |
0125z 24 Apr | AC0C-1 | 14083.9 | 36 dB | RTTY | 45 bps | Louisburg, KS | 1632 km (1014 miles) at 59.6 degrees | ***** |
0125z 24 Apr | KE3BK | 14083.9 | 39 dB | RTTY | 45 bps | Mountain House, CA | 1149 km (714 miles) at 305.3 degrees | *** |
0125z 24 Apr | W6YX | 14083.9 | 41 dB | RTTY | 45 bps | Stanford, CA | 1182 km (734 miles) at 302.2 degrees | *** |
0125z 24 Apr | W1UE | 14083.9 | 26 dB | RTTY | 45 bps | Marlborough, MA | 3619 km (2249 miles) at 60.5 degrees | *********** |
0125z 24 Apr | K9LC | 14083.9 | 23 dB | RTTY | 45 bps | Rockford, IL | 2227 km (1384 miles) at 53.7 degrees | ****** |
0125z 24 Apr | WZ7I | 14083.9 | 26 dB | RTTY | 45 bps | Pipersville, PA | 3304 km (2053 miles) at 63.8 degrees | ********** |
2238z 23 Apr | WC2L | 14083.9 | 17 dB | RTTY | 45 bps | Niskayuna, NY | 3434 km (2134 miles) at 59.4 degrees | ********** |
2238z 23 Apr | WE9V | 14083.8 | 23 dB | RTTY | 45 bps | Bristol, WI | 2309 km (1435 miles) at 53.7 degrees | ******* |
2237z 23 Apr | WZ7I | 14083.9 | 12 dB | RTTY | 45 bps | Pipersville, PA | 3304 km (2053 miles) at 63.8 degrees | ********** |
2237z 23 Apr | W6YX | 14083.9 | 34 dB | RTTY | 45 bps | Stanford, CA | 1182 km (734 miles) at 302.2 degrees | *** |
2237z 23 Apr | K9LC | 14083.9 | 20 dB | RTTY | 45 bps | Rockford, IL | 2227 km (1384 miles) at 53.7 degrees | ****** |
2237z 23 Apr | W1UE | 14083.8 | 17 dB | RTTY | 45 bps | Marlborough, MA | 3619 km (2249 miles) at 60.5 degrees | *********** |
2237z 23 Apr | KE3BK | 14083.9 | 22 dB | RTTY | 45 bps | Mountain House, CA | 1149 km (714 miles) at 305.3 degrees | *** |
2237z 23 Apr | AC0C-1 | 14083.9 | 38 dB | RTTY | 45 bps | Louisburg, KS | 1632 km (1014 miles) at 59.6 degrees | ***** |
The plot below shows a historic plot of W6IWI HF CW and RTTY activity.
Also see here for a graphical representation of all RBN data. There is also a
new version under development that shows similar graphs but also paths between
transmit and receive sites on a map.
NOTE: RBN only reports CQ or TEST. It does not report every QSO. Send one of the following (I use CW and RTTY) to generate RBN spots:
You can also use the form below to get a more detailed RBN report.
Operating PositionThe image at the right shows the operating position. Left to right, the following items are visible.
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RTTY CornerFor more on RTTY, see here.
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Test Equipment and Parts!Piles of stuff! Test equipment includes a digital oscilloscope, audio generator, audio THD analyser, audio voltmeter, FM modulation monitor (Belar FMM-2), antenna analyzer, regulated variable DC power supply, USB-based logic analyzer, etc. Below the desktop there are boxes of manuals to be scanned for Saving History From The Dumpster. |
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More Stuff!Shelves with more supplies, equipment I designed, a Houston Instrument DMP-29 plotter, Ampex reel to reel tape recorder, and a Webcor wire recorder. |
I will always send a QSL card on receiving one. Recently received QSL cards are here.
Calculations on RF Safety are located here.