2023 EME Contest Dates: Updates in progress: 2023 DUBUS 2m-EME Activity Weekends: Frequency 144.040-144.060 CW Refer to the DUBUS EME Calendar for 2023. Details from SM2CEW. E-mail Logs to SM2CEW and reports to SM7WS. 2023 SSB Funtest EME Weekend: Jan 28/29 ... 1296-CW/SSB (1700utc-1700utc) Mar 24 ... 2300-CW/SSB ARI EME Spring Trophy Contest Rules:A Apr. 1/2 - 50-MHz thru 24-GHz, CW/SSB or Digital 2022 DUBUS EME Contest: 0000-2400utc CW/SSB Feb. 25/26 - 144/432 MHz Mar. 4/5 - 3.4 GHz Mar. 25/26 - 2.3 GHz Apr. 22/23 - 1.2 GHz May 20/21 - 10-GHz & up Jul. 15/16 - 5.7 GHz ARI EME Fall Trophy Contest Rules: Sep. 30/Oct. 1 - 50-MHz thru 24-GHz, CW/SSB or Digital 2023 ARRL EME Contests: 0000-2359utc CW/SSB or MIX Mode (includes Digi) Aug. 12/13 - 2.3 GHz & up Sep. 9/10 - 2.3 GHz & up Oct. 28/29 - 50-1296 MHz Nov. 25/26 - 50-1296 MHz VHF-Up Calendar www.vhfdx.info Make More Miles on VHF
6M EME STATUS QRT: Tower and array crashed in wind storm August 7, 2022 Antennas partially destroyed; Not going to re-build for EME. STATION CONFIGURATION: Elecraft K3/10 Preamp: ARR P50VDG (NE334-S01) NF=0.22 dB, Gain=29 dB, SYSTEM NF=0.48 dB ANTENNA: Two G0KSC 5LFA2 WOS (5-Element Yagi), Gain=13.85 dBi TX AMPLIFIER: Harris Platinum SSPA (SOLD August 9th) NEW 6m AMP: W6PQL 1100w SSPA To be assembled POWER OUTPUT: 1100W TX LINE LOSS: 0.51 dB (est) EIRP = 24.5 kW TX-POL: Horz AZ Only Go to 6m EME Station for more details. See my 6m EME Log (pdf).
2M EME STATUS ARRAY CRASHED IN WIND STORM NOV. 2, 2020 STATION CONFIGURATION: Elecraft K3/10 TRANSVERTER: DEMI L144/28-DRX 28w, dual Rx: NF<1.0 DB, Gain=17 dB Vert-Pol Preamp: WA2ODO (NE-334S01) NF=0.04 dB, Gain=26.7 dB Horz-Pol Preamp: WA2ODO (NE-334S01) NF=0.05 dB, Gain=25.3 dB ANTENNA: FOUR M2 2MXPOL-20, Gain=21.3 dBi TX AMPLIFIER: W6PQL 1100W SSPA POWER OUTPUT: 1100W-JT65B/CW, 500w-SSB TX LINE LOSS: 1.7 dB 0.65 dB when rebuilt EIRP = 127.8 kW TX-POL: Vert, Horz Go to 2m EME Station for more details. See my 2m EME Log (pdf).

432-MHZ EME STATUS QRT-Indefinite (No plans to activate 432-eme) Go to 432 EME Station for more details. See my 432 EME Log (pdf).

1296-MHZ EME STATUS QRT - Ysun/cs = 16.0 dB with W2IMU feed-horn - Jan. 25, 2014 - Azimuth range: 360 degrees. - Elevation range: 0 - 56 degrees, minimum 10 degrees to clear trees. - New Dish Frame and Support Tower under construcion (DELAYED to 2022) Sun-Slew azimuth drive purchased July 2, 2020 STATION CONFIGURATION: Elecraft K3/10 TRANSVERTER: DEM 1296/28H2 18W RF OUTPUT INTERNAL Apol-LO A32 PLL with 10-MHz GPS Reference PREAMP: NEW VLNA (G4DDK) NF=0.26 dB, Gain=37 dB RX LINE LOSS: 1 dB (20-foot LMR-400) TX LINE LOSS: 1.2 dB (20-foot LDF4-50 + 12-foot LMR-400) to PA FINAL AMPLIFIER: NEW W6PQL 600W SSPA To be installed DISH TX LINE LOSS: 0.4 dB (estimated 15-foot of LDF4-50 1/2-inch Heliax) ANTENNA: 4.9M DISH with circular-POL W2IMU feed, Gain= 34.5 dBi* EIRP = 1.4 MW Go to 1296-MHz EME Station for more details. See my 1296 EME Log (pdf).

3400-MHZ EME STATUS UNDER CONSTRUCTION STATION CONFIGURATION: Elecraft K3/10 TRANSVERTER-1: DEMI 144/28 TRANSVERTER-2: DEM 3400/145 40mW RF OUTPUT (Apol-LO A32 PLL) Completed Feb. 3 - To be mounted at dish PREAMP: ASPEN TVRO LNA, NF=0.57 dB, Gain=32.4 dB Tested at EME-2010 FINAL AMPLIFIER: 2X TOSHIBA AMPS, POWER OUTPUT= 80-100W(?) To be modified/installed DISH TX LINE LOSS: 0.5 dB (estimated 10-foot of LDF4-50 1/2inch Heliax) To be installed ANTENNA: 4.9M DISH with WD5AGO-built VE4MA CP feed, Gain= 42.0 dBi* Feed to be installed EIRP = 1.5 MW Go to 3400-MHz EME Station for more details. See my 3400 EME Log (pdf).

10-GHZ EME STATUS PLANNING & PART ACQUISITION SHORT TOWER (SPRING 2021) STATION CONFIGURATION: Elecraft K3/10 TRANSVERTER-1: DEMI L144/28-DRX 10w - 10 dB ATTEN = 1w TRANSVERTER-2: DEMI 10,368/144 10mW RF OUTPUT (Apol-LO A32 PLL) to be located at dish PREAMP: DU3BC LNA, NF=0.55 dB, Gain=27 dB, WG-INPUT DRIVER: TGA-2509-CP MMIC AMP running 200mw To be assembled & tested FINAL AMPLIFIER: TGA-2238-CP MMIC AMP, POWER OUTPUT= 50W To be assembled & tested FEED CT1DMK CP Feed with Corrugated horn - RX mounted to WG TR-SWITCH, TX sma ANTENNA: 1.8M DISH KU-BAND Offset-feed, Gain= 41.7 dBi* to be installed EIRP = 741 KW Go to 10-GHz EME Station for more details.
See my 10G EME Log (pdf).

*Note: Dish gains per VK3UM Calc for 23cm W2IMU feed, 9cm VE4MA feed, and 3cm horn feed.
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