OMA (time signal transmitter)
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GRANNY
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| Basic data | |||||||
| Place: | Český Brod - Liblice | ||||||
| Okres: | Kolin | ||||||
| Region: | Central Bohemia | ||||||
| Country: | Czech Republic | ||||||
| Coordinates: 50 ° 4 ′ 22 " N , 14 ° 52 ′ 47" E | |||||||
| Use: | Time signal transmitter | ||||||
| Demolition : | 1990 | ||||||
| Data on the transmission system | |||||||
| Operating time: | until 1990 | ||||||
| Waveband : | LW transmitter | ||||||
| Shutdown : | around 1990 | ||||||
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| Position map | |||||||
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OMA was the callsign of a time signal transmitter in Liblice , Czechoslovakia . It transmitted on long wave at 50 kHz with a transmission power of 5 kW. The shortwave time signal OLB5 was also stationed at the same location .
Both signals sent seconds dots with minute identification and worked - in contrast to z. B. to the Russian channels - in continuous operation with a one-hour service break from 10 a.m. to 11 a.m. They were shut down around 1990.
literature
- Karl Ramsayer : Geodetic Astronomy , Handbook of Surveying Volume IIa, JB Metzler-Verlag, Stuttgart 1969, p. 183ff.