LORAN STATION BIORKA
56 51 22.11 N 135 33 16.30 W (1950 Loran Survey)
56 51 20.63 N 135 33 23.81 W (1960 Mercury Datum)
Fact Sheet
| Site Survey: | April 24 - May 11, 1950 |
| Construction Date | |
| Constructed by: | |
| Established: | 10 MAR 1952 Station commissioned |
| Disestablished: | 05 JAN 1980 |
| Operated by: | USCG |
| Chain: | GULF OF ALASKA |
| Station Letter designation: | 1L5, 1L6 “B” |
| Station code name: | |
| Station Unit Number: | |
| Radio Call Sign: | NMJ18 |
| Station AKA: | SITKA |
| On-air testing date: | 01 MAR 1952 |
| Operational date: | 11 MAR 1952 |
| Operations Ceased: | 312400Z DEC 1979 |
| Station Operation: | 1L2 – Single SLAVE 1L5, 1L6 – Double SLAVE/SECONDARY |
| Station pair: | 1L2, 1L6 – OCEAN CAPE 1L5 – GRAY POINT |
| Loran Rate: | 1L2, 1L5, 1L5 |
| On-Air: | 1L2, 11 MAR 1952 – OCEAN CAPE 1L6, MAY 1961 – OCEAN CAPE 1L5, 1971 – GRAY POINT |
| Off-Air | 1L2, MAY 1961 – OCEAN CAPE 1L6, 312400Z DEC 1979 – OCEAN CAPE 1L5, 312400Z DEC 1979 – GRAY POINT |
| Monitor Rate: | |
| Equipment: | AN/FPN-30, T-325C, AM-1700, FPA-2, FPA-3B |
| Antenna Type: | 119 FT TWR |
| Personnel Allowance: | JAN 1953 – LTJG, ETC, ET2, 3 ET3, CS1, HM1, EN1, EN2, DC2, FN, SN 1955 – 1 Officer, 12 enlisted |
| Miscellaneous: | |
| Commanding Officers / Officers in Charge |
1st CO: LTJG Robert J Bosnak 1 MAR 1952 – 13 JUN 1952 |
Fred's Place Reunion Hall
Documents:
Loran Station Biorka Survey April 24th - May 11th 1950 - pdf
302242Z DEC 64 LORAN A Operating Mode - pdf
Pictures:
Loran Station Biorka, 1968
The below photo are contributed by Ed Marmol (last CO)
Thanks Ed!