My 10 GHz Activity, W2UHI
QRV ON 10GHz BEGINNING JULY 22 1999
Station description
| . | .
SSB 10GHz transverter to 144MHz--DEM 144MHz to 28MHz transverter Local Oscillator is California Microwave phase locked Brick A 4 step sequencer takes care of all the switching functions Located in basement crawl space near base of tower 3 feet from house. |
| .Remote Electronics | .
Power amplifier--Thompson TWTA running 20Watts output |
| WG air conditioning unit |
Transmission line-Andrew's EW90 pressurized with tuneable connectors |
| .Ant onTower | .
Antenna mounted at the 95 foot level, rotates 90 deg to 265 deg. |
|
Kenwood TS570S exciter/tuneable IF receiver, located in shack along with TX/RX switch, RF power output monitoring, power on/off, etc. |
|
| LNA,WG transfer sw, feed assy. |
First performance Measurements |
| 10GHz Antenna closeup |
1 Meter Dish, 0.4 f/D, KU LNA modified 0.7 dB nf. |
| Remote controlled TX/RX Electronics |
Cold sky to ground=4.3 dB |
|
Sun noise (SF@125)=5.4 dB |
|
ACTIVITY TO DATE AUGUST 8 1999
Stations worked:
1. W9ZIH Malta Illinois 180 miles
2. K9UIF Hobart Indiana 142 miles
3. K3SIW Elgin Illinois 152 miles
4. WA9CGZ Peotone Illinois 168 miles
5. WB9SNR/m Arlington Heights Illinois 132 miles
6. WW8M Grass Lake Michigan 123 miles
7. KB9TAU/m Polo Illinois 205 miles
8. WB9SNR/m Clinton Iowa 240 miles
9. WB9SNR/m Wisconsin 144 miles
10.WA8WZG Sandusky Ohio 204 miles
11. K8EB Walker MI 21 miles
12. K2AXX Geneseo NY 418 miles
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