University of Dayton Theory.pdf · Created Date: 1/1/2007 12:00:00 AM
The K3LR Multi M ulti Team dayton-2007.pdf · 2007-06-06 · Team Living the Amateur Radio wireless...
Transcript of The K3LR Multi M ulti Team dayton-2007.pdf · 2007-06-06 · Team Living the Amateur Radio wireless...
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The K3LR Multi M ulti Team
Living the Amateur Radio wireless dream!
Tim Duffy, K3LRDayton Contest ForumMay 19, 2007K3LR.com
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K3LR History• Novice license – WN3SZX at Age 12 Extra at 14• 35 Years in Amateur Radio• 3 time winner of the NA CW Sprint• 2 time SO winner of ARRL DX Phone contest• Many top ten CW SO SS finishes in the 80s• This station started in 1988. • Won CQWW USA Multi single 1981 and 1991• K3LR Multi Multi since 1992. 10 USA #1
K3LR.comSo What is the Secret?
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Base of 120’ ¼ waveBase of 120’ ¼ wave160 M driven ele160 M driven eleL networkL network¼ wave shorted stub¼ wave shorted stub
Use 4 parasitic wires Use 4 parasitic wires For 3 L vertical beamFor 3 L vertical beam
Base insulated
K3LR.com
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Base of 80 meter vertical
K3LR.com
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Base of 80 meterVertical K3LR.com
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4 In line towers on80 meters from
TWO Phased 4 squares
K3LR.com
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Comtek 4 squareControl for 80 meters
K3LR.com
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Switch controlFor TWO 4 squares80 meters #1
K3LR.com
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190’ 40 M tower
160 array 8 x 80 M verticals
K3LR.com
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190’ 40 meter tower
4 el 40 @190’
7 el 10 @ 200’
4 el 40 @ 118’
6 el 20 @ 100’
7 el 10 @ 80’
7 el 10 @ 50’
40 M #14L/4L
10 M #27L/7L/7L
20 M #26L on 60’ boom(add 2nd this summer)
K3LR.com
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190 ft 40 meter tower at K3LR
5/8 wave vertical at 200’ 10 M
7 ele 10 M beam @ 200’
4 el OWA 40@ 190’
K3LR.com
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Very Busy!
Supports80, 40, 20and 15All on one tower
Base of 170’20 MeterTower
K3LR.com
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80 DIP @ 180’
6 EL 20 @ 170’
2 EL 40 @140’
20 meter#1 station
6L/6L/6L OWA170’/110’/50’
Now 18 ele
UpgradeTo 24 eleThis summer
80M #2Dipole at 180’
40M #22L at 140’Upgrade to 2L/2L W6NLMoxon design
15M #26L/6L80’/40’
K3LR.com
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80 DIP @ 180’
6 el 20 @ 170’
2 el 40 @ 140’
170 ft 20 meter tower at K3LR
K3LR.com
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Top 3 Yagis on 15 meters with 6 meter beam at 170’
K3LR.com
15 meter#1 station
7L/7L/7L/7L160’/120’/80’/40’28 elements
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Bottom 3 seven elementOWA Yagis for 15 meters
K3LR.com
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10 meters21 elements7L/7L/7L100’/66’/33’
K3LR.com
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Controller for DX Engineering 4 square RX arrayController for DX Engineering 4 square RX array
K3LR.com
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160 meter mobile Antenna X 4
K3LR.com
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4 Square RX array for 10 meters4 Square RX array for 10 metersWith 5/8 wave elementsWith 5/8 wave elements
K3LR.com
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20 meter RX4 square
10 meter RX 4 square
K3LR.com
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1 5/8” feedline60 ½ wave radials Per vertical
10 meter 4 squareRX array
K3LR.com
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Comtek Controller4 square 10 M RX
K3LR.com
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160/80 Beverage box. K9AY bias “T” and K9AY 9:1 XMFR
K3LR.com
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Hardware and Engineering are important
Over 50 CQWW and ARRL DX Multi MultiOperations since 1992
Operators are the most important element!Over 100 different Ops in 15 yearsSeveral have over 40 contests at K3LR
Young Ops like N2NL, N6MJ, KL9A, N6RTW2AU, LU7DW, M0DXRExperienced Ops like N3RA, K1AR, K3UAN2NT, N2NC, N3GJ, N9RV, K8CX, W9ZRX,W2RQ
K3LR.com
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KEYS TO SUCCESSKEYS TO SUCCESS
--OPERATORS are VERY IMPORTANTOPERATORS are VERY IMPORTANT!!
--Dave, W9ZRX is an amazing engineerDave, W9ZRX is an amazing engineer
--Use the best radios available. Modify for MMUse the best radios available. Modify for MM
--Single band amplifiers using single 8877Single band amplifiers using single 8877
--Operated 24 Multi Multi contests before 1Operated 24 Multi Multi contests before 1stst winwin22ndnd win followed several years laterwin followed several years later
--Competition is FIERCE from W3LPL and KC1XX!
K3LR.com
Competition is FIERCE from W3LPL and KC1XX!
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More KeysMore Keys
--Winning operators always receive exact copies ofWinning operators always receive exact copies ofwinning plaqueswinning plaques
--A winning tradition. History is important.A winning tradition. History is important.
-- Good food and good coffee.Good food and good coffee.
--K3LR QSLs 100% via direct, bureau, LoTW, eQSLK3LR QSLs 100% via direct, bureau, LoTW, eQSL
--An operator team that works very well together, An operator team that works very well together, trusts each other and won’t let any member down.trusts each other and won’t let any member down.
--Will, commitment and a clear vision to win by allWill, commitment and a clear vision to win b
K3LR.com
y all
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15 meter positionRun Left – Mult Right
K3LR.com
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20 meter HOT SHOTS20 meter HOT SHOTSARRL DX CW 2006ARRL DX CW 2006
K1AR
W2RQ
K3LR.com
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K1DG and N2NT on 20 meters
K3LR.com
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Dave, KM3T on 40 M RUN during ARRL DX Phone 2006
K3LR.com
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W2RQ and KI4MTU on 40
K3LR.com
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K3UA and N3SD on 15 meters
K3LR.com
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Dan, W2AU on 10 meters ARRL DX CW 2006Dan, W2AU on 10 meters ARRL DX CW 2006
K3LR.com
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George, N3GJ on 10 meters
K3LR.com
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Ken, K1EA on 160 meters ARRL DX CW Ken, K1EA on 160 meters ARRL DX CW
K3LR.com
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160 meter station
K3LR.com
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Beverage distributionK9AY RAS K3LR.com
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80 Meters ARRL DX CW 2006 with K8CX80 Meters ARRL DX CW 2006 with K8CX
K3LR.com
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ARRL DX CWARRL DX CW20062006
K3LR.com
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K3LR.com
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2007 ARRL DX CW K3LR Multi Multi Team
K3LR.com
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20 meters0000zuluCQWW PH
K3LR.com
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80 meters0700zuluCQWW CW
K3LR.com
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15 meters1500 zuluCQWW CW
K3LR.com
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K3LR.com