HF8V - RED ARMY RADIOTELEGRAPH SIMULATOR - HF8V AERO AUSTRALIA In the 1930s Flying Boat service was established between UK and Australia, thus many G... callsigns can be heard on this network (see: Aircafts in the Air). Only 5 stations were designated to External Service. 1940 ==== Before 1940 prefix VH was used instead of VZ. ALL: 325 kHz VZAD ADELAIDE AERO VZAS ALICE SPRINGS AERO VZBN BRISBANE AERO VZBR BROOME AERO VZCS CAIRNS AERO VZCW CAMOOWEAL AERO VZCB CANBERRA AERO VZCR CARNARVON AERO VZCD CEDUNA AERO VZCV CHARLEVILLE AERO VZCY CLONCURRY AERO 333 3170 3175 6585 6590 External Service Station VZCK COOKTOWN AERO VZDW DALY WATERS AERO VZDN DARWIN AERO VZFI FLINDERS ISLAND AERO VZFT FORREST AERO VZGN GERALDTON AERO VZGE GROOTE EYLANDT AERO VZHC HALLS CREEK AERO VZHB HOBART AERO VZHK HOLBROOK AERO VZKG KALGOORLIE AERO VZKA KARUMBA AERO VZKM KEMPSEY AERO VZKI KING ISLAND AERO VZLT LAUNCESTON AERO VZLR LONGREACH AERO VZLH LORD HOWE ISLAND AERO VZML MELBOURNE AERO VZME MOUNT EBA AERO VZNH NHILL AERO VZOS ONSLOW AERO VZOD OODNADATTA AERO VZPH PERTH AERO VZPD PORT HEDLAND AERO VZPY PORT MORESBY AERO VZRB RABAOUL AERO VZRK ROCKHAMPTON AERO VZSU SALAMAUA AERO VZSY SYDNEY MASCOT AERO VZSD SYDNEY ROSE BAY AERO VZTC TENNANT CREEK AERO VZTV TOWNSVILLE AERO VZWM WYNDHAM AERO FLYING BOATS NETWORK ==================== VZBZ BRISBANE CONTROL LAUNCH VZDZ DARWIN CONTROL LAUNCH VZRZ GLADSTONE CONTROL LAUNCH VZGZ GROOTE EYLANDT CONTROL LAUNCH VZKZ KARUMBA CONTROL LAUNCH VZSZ SYDNEY CONTROL LAUNCH VZTZ TOWNSVILLE CONTROL LAUNCH National MF calling/working freq: 325 kHz National QTE freq: 399 kHz In 1948 these stations sent 169 and receveid 506 radiotelegrams what suggest that CW traffic was rather low. At that time 187 aircrafts were registered. IATA codes: ADL Adelaide Airport ASP Alice Springs Airport BME Broome International Airport BNE Brisbane Airport CBR Canberra Airport CED Ceduna Airport CML Camooweal Airport CNJ Cloncurry Airport CNS Cairns Airport CTL Charleville Airport CTN Cooktown Airport DRW Darwin International Airport (RAAF Darwin) DYW Daly Waters Airport FLS Flinders Island Airport FOS Forrest Airport GLT Gladstone Airport GTE Groote Eylandt Airport HBA Hobart International Airport KPS Kempsey Airport KRB Karumba Airport LDH Lord Howe Island Airport MVL ODD Oodnadatta Airport ONS Onslow Airport PER Perth Airport PHE Port Hedland International Airport ROK Rockhampton Airport RSE Rose Bay Water Airport SYD Sydney Airport (Kingsford Smith Airport) TCA Tennant Creek Airport TSV Townsville Airport (RAAF Townsville) WYN Wyndham Airport SOURCES: [1] http://www.airwaysmuseum.com/Index%20air%20traffic%20services.htm [2] General Radiocommunication Statistics, ITU Geneve, 1948