verification . please help improve this article by adding citations to reliable sources . unsourced material may be challenged and removed . april 2010 learn how and when to remove this template message hit 105 city brisbane queensland broadcast area brisbane gold coast ipswich sunshine coast tweed heads branding hit 105 slogan hits & old school frequency 105.3 mhz fm also on dab first air date 29 september 1930 1930 09 29 4bk am 26 february 1990 1990 02 26 b105 fm format top 40 chr language s english erp 12 000 watts haat 365 m 1 transmitter coordinates 27 27 47 s 152 56 54 e 27.46306 s 152.94833 e 27.46306 ; 152.94833 former callsigns 4bk 1930 1990 former frequencies 1290 khz 1930 1935 1300 khz 1935 1978 1296 khz 1978 1990 affiliations hit network owner southern cross austereo today fm brisbane pty ltd sister stations 4mmm website official website hit 105 call sign 4bbb is a commercial fm radio station broadcasting on 105.3 mhz in brisbane australia . it is part of southern cross austereo s hit network . hit 105 s primary audience is 10 to 24 age group . the station was previously branded as b 105 fm following its conversion from am to fm . this lasted until a co branding as hit 105.3 b 105 then as hit b 105 and finally dropped the b reference to its present brand identity hit 105 . the b had referred to brisbane . the station shares branding with sca s perth hit 92.9 and adelaide hit 107 stations . contents 1 history 2 studios 3 transmission 4 current on air line up 5 former hit 105 announcers 6 digital radio 7 external links 8 references history edit the station now known as hit 105 began life as 4bk commencing transmission on 1930 on the am band initially on the frequency 1290 khz before changing to 1300 khz on 1 sep 1935 to accord with the new australian 10 khz channel spacing raster . again the implementation by australia of the 9 khz channel spacing raster developed by the itu and formalised in the 1975 geneva plan necessitated 4bk moving to 1296 khz on 23 november 1978 . in 1988 the austereo group purchased the station from hoyts intending to use it as a vehicle to bid for an fm conversion licence . austereo won the fm licence and in february 1990 the station changed its callsign to 4bbb not used on air except during test broadcasts unlike the previous am callsign and commenced broadcasting on a frequency of 105.3 mhz with the on air name b105 . between march 1990 until 2006 it was the highest rating station in brisbane except in one ratings survey in 1994 beaten by am station 4kq . in april 2011 the austereo group was purchased by southern cross media for more than 700 million and is now operated under the name southern cross austereo . on friday 6 march 2015 b105 rebranded as hit 105 . 2 studios edit the 4bk studio complex an am radio facility was located at 16 campbell street bowen hills . when the fm conversion license was granted the austereo group converted the premises to an fm facility and began broadcasting as b105 fm in 1990 . the b105 studio complex remained at the bowen hills location until july 2000 when austereo relocated b105 and sister station triple m into new combined premises at 309 north quay brisbane . 3 the new complex was the first in australia to use the now defunct klotz digital audio system which was revolutionary at the time however was replaced during a 2016 studio upgrade with axia fusion . transmission edit 4bbb hit 105 s fm transmission has always emanated from the tvq ten tower at mount coot tha brisbane . the station originally used two harris ht10 tube transmitters in an a b failsafe configuration to deliver the service . in 2002 a new solid state harris z10cd transmitter was installed at the newly created tx australia facility located under the tvq ten tower . the existing ht10 transmitter now serves as a backup facility located at the btq seven tower 1 kilometre 0.62 mi away from channel ten on mount coot tha . hit 105 s service is licensed for 12kw effective radiated power at the antenna and operates its transmitters at 5kw base power . hit 105 and southern cross austereo s dab services all emanate from the tvq ten tower on combined equipment used by all radio broadcasters in brisbane . current on air line up edit overnight automated music & show replays breakfast stav abby & osher stav davidson abby coleman & osher gunsberg mornings lindsay ellis afternoons chris buzz bezzina drive hamish & andy nights ash london live late nights collective noun s late night show with zach mander and dom fay former hit 105 announcers edit list of b105 personalities digital radio edit hit 105 is simulcast on digital radio in brisbane . southern cross austereo also operates buddha radio loveland stardust and radar radio on dab in brisbane . external links edit hit 105 official website list of australian radio stations references edit haat estimated from http www.itu.int srtm3 using ehaat . http www.radiotoday.com.au news whats new 6456 hit105 arrives.html wilson bob 2 june 2000 . office interiors on the boil . . the courier mail . p. 45 . access date requires url help v t e southern cross austereo television southern cross nine southern new south wales australian capital territory regional victoria regional queensland spencer gulf broken hill southern cross ten northern new south wales spencer gulf broken hill southern cross television seven affiliate remote eastern and central australia darwin spencer gulf broken hill tasmania multichannels aspire tv yesshop joint ventures central digital television darwin digital television tasmanian digital television radio queensland stations hit network hit 105 brisbane 97.9 hot fm atherton 103.5 hot fm cairns 94.7 hot fm emerald 100.3 hot fm mackay 102.5 hot fm mount isa 107.9 hot fm rockhampton 95.1 hot fm roma 103.1 hot fm townsville 93.1 sea fm bundaberg 90.9 sea fm gold coast 89.1 hot fm kingaroy 101.9 sea fm maryborough 100.7 hot fm toowoomba 91.9 sea fm sunshine coast triple m local works 104.5 triple m brisbane 92.5 gold fm gold coast 103.5 mix fm maryborough 864 4gr toowoomba 102.3 4to townsville 99.5 sea fm cairns 98.7 sea fm mackay 101.5 sea fm rockhampton 92.7 mix fm sunshine coast new south wales stations hit network 2day fm sydney 106.9 nxfm newcastle 101.3 sea fm gosford central coast 104.9 star fm albury 105.5 star fm coffs harbour 93.5 star fm dubbo 99.7 star fm griffith 105.1 102.3 star fm kempsey port macquarie 105.1 star fm orange 93.1 star fm wagga wagga triple m local works 104.9 triple m sydney 102.9 kofm newcastle 105.7 the river albury 106.3 2cs coffs harbour 107.7 2go gosford central coast 2rg 963 griffith 106.7 100.7 2mc kempsey port macquarie 105.9 2gz orange 1152 2wg wagga wagga victorian stations hit network fox fm melbourne 91.9 star fm bendigo 99.5 star fm mildura 96.9 star fm shepparton 94.3 97.9 star fm warragul gippsland triple m local works 105.1 triple m melbourne 93.5 3bo bendigo 97.9 sun fm mildura 95.3 3sr fm shepparton south australian stations southern cross austereo hit 107 adelaide 104.7 triple m adelaide 963 5se mount gambier 96.1 star fm mount gambier western australian stations hit network hit 92.9 perth 106.5 hot fm albany 100.5 hot fm bridgetown 95.7 hot fm bunbury 97.9 hot fm kalgoorlie 94.9 hot fm katanning 105.1 hot fm merredin 100.5 hot fm narrogin 96.5 hot fm northam triple m local works mix 94.5 perth radiowest 783 albany radiowest 900 bridgetown radiowest 963 bunbury radiowest 981 kalgoorlie radiowest 1071 katanning radiowest 1098 merredin radiowest 918 narrogin radiowest 864 northam other stations tasmanian stations hit 100.9 hobart heart 107.3 hobart joint venture stations hit 104.7 canberra mix 106.3 canberra digital only stations buddha radio national loveland national stardust national triple m classic rock digital sydney melbourne and brisbane triple m modern rock digital adelaide and perth previous digital stations triple m perth perth only radar music national barry national the main stage national choose the hits national high voltage radio national radio gaga national caravan radio national i see red national u20 national v t e radio stations in brisbane am and fm stations with an asterisk are also available on digital am stations 612 abc brisbane 4kq 693 abc radio national 792 magic 882 abc newsradio 936 radio tab 1008 rete italia 1053 4bc 1116 switch 1197 4rph 1296 radio brisvaani 1701 fm stations vision fm 87.6 planet radio 88.0 radio tab 89.7 rebel fm 90.5 sbs radio 93.3 river 94.9 96.5 family fm 97.3 fm 4eb 98.1 98.9 fm 99.7 fm bay fm 100.3 101fm 101.1 4zzz 102.1 4mbs 103.7 triple m 104.5 hit 105.3 abc classic fm 106.1 nova 106.9 triple j 107.7 digital only stations abc double j triple j unearthed abc country abc jazz abc grandstand abc extra arn the edge digital mix 80s mix 90s chemist warehouse remix macquarie radio network nts nova entertainment smoothfm brisbane coles radio radio tab 4tab 2 sbs radio sbs chill sbs poparaby sbs popasia sbs popdesi sbs radio 3 sbs radio 4 sca buddha radio kinderling more digital stardust the range triple m classic rock digital community 96five digital zed digital australia radio markets adelaide brisbane canberra darwin gold coast hobart melbourne newcastle perth sydney see also list of radio stations in australia retrieved from https en.wikipedia.org w index.php title hit 105 & oldid 744603958 categories radio stations in brisbaneradio stations established in 1930contemporary hit radio stations in australiahidden categories pages using citations with accessdate and no urluse dmy dates from july 2015use australian english from july 2015all wikipedia articles written in australian englisharticles needing additional references from april 2010all articles needing additional referencesofficial website different in wikidata and wikipedia navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main 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