iowa united states channels digital see table below subchannels see table below affiliations pbs 1970 present owner iowa public broadcasting board first air date 1959 kdin des moines 1969 statewide network launch call letters meaning all stations k 2nd letter see table below iowa public tv network former callsigns see notes below former channel number s see table below former affiliations net 1969 1970 transmitter power see table below height see table below facility id see table below transmitter coordinates see table below licensing authority fcc public license information public television profile public television cdbs website site.iptv.org iowa public television iptv is a network of public broadcasting service pbs member stations in the state of iowa . iptv is owned by the iowa public broadcasting board an agency of the state education department which holds the licenses for all the pbs member stations in the state . iptv s studios are located in johnston iowa ; a suburb of des moines . contents 1 history 2 stations 2.1 notes 3 digital television 3.1 digital channels 3.2 analog to digital conversion 3.3 late night programming 4 programming 5 friends of iowa public television 6 references 7 external links history edit iowa is a pioneer in educational broadcasting ; it is home to two of the oldest educational radio broadcast stations in the world the university of iowa s wsui and iowa state university s woi . the electrical engineering department at the state university of iowa sui in iowa city demonstrated television at an exhibit at the iowa state fair in des moines on august 28 1931 . j. l. potter supervised the project . at the conclusion of the iowa state fair the television experiment was set up in the communications laboratory of the electrical engineering building at the university of iowa in iowa city . by 1933 the university of iowa received an fcc license for experimental tv station w9xk later w9xui providing twice a week video programming with wsui am providing the audio channel . by 1939 the fcc allocated tv channels 1 and 12 for the w9xui television station . 1 this early attempt at educational broadcasting ended with us entrance into world war ii . 2 3 the concept of pure educational television which dr. e.b. kurtz and his iowa colleagues pioneered was buried by the commercial television system which dominated development of the electronic media in iowa after world war ii . 4 woi tv in ames began broadcast operations in 1950 as a sister station to woi radio 5 and had carried some national educational television programming until des moines public schools signed on kdps tv as the educational station for central iowa in 1959 . however in the 1960s the only other areas of the state with a clear signal from an educational station were the southwest from net nebraska s kyne tv in omaha nebraska the northwest from south dakota etv s kusd tv in vermillion and in eastern iowa from the university of iowa s wsui tv in iowa city . in 1969 the state of iowa bought kdps tv from the des moines public schools and changed its calls to kdin tv intending it to be the linchpin of a statewide educational television network . as part of the state s ambition it rebranded kdin as the iowa educational broadcasting network . the network s second station kiin tv in iowa city 6 had resumed broadcast operations in 1950 from iowa city as wsui tv on channel 12 . 7 wsui tv joined iebn in 1970 to expand statewide educational programming to eastern iowa and northwestern illinois . soon afterward iebn became a charter member of pbs . by 1977 the newly renamed iowa public broadcasting network had eight full power stations . the iowa public television name was adopted in 1982 . in 2003 it purchased kqct tv in davenport which repeated the programming of quad cities pbs station wqpt tv in the iowa side of the quad cities . the calls were changed to kqin . iptv was originally run by the state s general services department before governor terry branstad signed a bill creating the iowa public broadcasting board on may 16 1983 . in 1986 iptv became part of the state s cultural affairs department and on july 1 1992 iptv became part of the iowa department of education . combined the nine iptv stations reach almost all of iowa and portions of the surrounding states of illinois minnesota nebraska south dakota missouri and wisconsin . stations edit nine full power tv stations make up the network all stations have callsigns beginning with a k as licensed by the federal communications commission fcc & ending in in in stands for iowa network . station city of license other cities served channels former channels first air date second letter s meaning erp haat facility id transmitter coordinates kbin tv council bluffs omaha 33 uhf virtual 32 psip analog 32 uhf september 7 1975 council bluffs 200 kw 98 m 29108 41 15 14.6 n 95 50 8.1 w 41.254056 n 95.835583 w 41.254056 ; 95.835583 kbin tv kdin tv1 des moines 11 vhf virtual 11 psip analog 11 vhf digital 50 uhf april 27 1959 des moines 22.5 kw 600 m 29102 41 48 33 n 93 36 53 w 41.80917 n 93.61472 w 41.80917 ; 93.61472 kdin tv khin red oak 35 uhf virtual 36 psip analog 36 uhf september 7 1975 horizons 600 kw 475 m 29085 41 20 39.4 n 95 15 21.9 w 41.344278 n 95.256083 w 41.344278 ; 95.256083 khin kiin3 iowa city cedar rapids 12 vhf virtual 12 psip analog 12 vhf digital 45 uhf january 1 1939 february 8 1970 iowa city 57 kw 439 m 29095 41 43 15 n 91 20 29.4 w 41.72083 n 91.341500 w 41.72083 ; 91.341500 kiin kkin knoxville iowa knoxville 34 uhf virtual 36 psip analog 36 vhf digital 46 uhf november 21 2016 knoxville 85 kw 542 m 28329 kqin2 davenport 34 uhf virtual 36 psip analog 36 uhf december 16 1991 quad cities 368 kw 233 m 5471 41 18 44 n 90 22 46 w 41.31222 n 90.37944 w 41.31222 ; 90.37944 kqin krin waterloo 35 uhf virtual 32 psip analog 32 uhf december 15 1974 waterloo 250 kw 584 m 29114 42 18 58.4 n 91 51 31.1 w 42.316222 n 91.858639 w 42.316222 ; 91.858639 krin ksin tv sioux city 28 uhf virtual 27 psip analog 27 uhf january 4 1975 sioux city 400 kw 348.3 m 29096 42 30 52.8 n 96 18 16 w 42.514667 n 96.30444 w 42.514667 ; 96.30444 ksin tv ktin fort dodge 25 uhf virtual 21 psip analog 21 uhf april 8 1977 television 600 kw 355 m 29100 42 49 3.1 n 94 24 42 w 42.817528 n 94.41167 w 42.817528 ; 94.41167 ktin kyin mason city 18 uhf virtual 24 psip analog 24 uhf may 14 1977 mason city 533 kw 448.5 m 29086 43 28 32 n 92 42 30 w 43.47556 n 92.70833 w 43.47556 ; 92.70833 kyin notes edit 1 . kdin tv used the callsign kdps tv from its 1959 sign on until 1969 . 2 . kqin used the callsign kqct as a relay of moline illinois based wqpt tv from its 1991 sign on until it was acquired by iptv in 2003 . 3 . kiin operated as w9xui from 1939 to the outbreak of ww2 and then as wsui tv from 1950 until 1970 . the network also has eight low power repeater signals located in ottumwa channel 18 k18gu d keosauqua channel 24 k24im d fort madison channel 28 k28jd d decorah channel 28 k28kk d sibley channel 33 k33ab lansing channel 39 k39lw d rock rapids channel 43 k43lx d and keokuk channel 44 k44ab d . some of the transmitters are located a fair distance from their cities of license kiin s transmitter while listed as residing in iowa city johnson county is actually situated north of west branch in cedar county . it was moved there in 1970 from the university of iowa campus in order to serve the entirety of eastern iowa including the quad cities pre dating the 2003 acquisition of kqct kqin . krin s city of license is waterloo but its transmitter is near equidistant between cedar rapids and waterloo cedar falls located on the kcrg tv cedar rapids s abc affiliate tower in southern buchanan county between rowley and walker which also has the transmitting facilities of cedar rapids cbs affiliate kgan tv and cedar falls based iowa public radio station kuni fm meaning half of the stations on the tower used by krin are licensed to cedar rapids while the other half are licensed to cedar falls or waterloo . kqin s analog transmitter for uhf channel 36 was located in central davenport between the kwqc tv studios no connection to the station other than giving its analog channel to kwqc for its post transition dtv channel assignment and the st. ambrose university campus near vanderveer park . however its digital transmitter is co located with most of the other quad cities market stations along us 150 in orion illinois including now former parent station wqpt making kqin the only iptv station with its transmitter outside the state of iowa . digital television edit digital channels edit the digital signals of iptv s stations are multiplexed channel video aspect psip short name programming 8 9 10 11 12 13 14 15 16 xx .1 1080i 16 9 iptv main iptv programming pbs xx .2 480i 4 3 iptv learns pbs kids 6am 6pm sd1 create 6pm 6am sd1 xx .3 iptv world world sd2 analog to digital conversion edit iptv s stations shut down their analog signals on june 12 2009 the official date in which full power television stations in the united states transitioned from analog to digital broadcasts under federal mandate . the station s digital channel allocations post transition are as follows 17 kbin tv shut down its analog signal over uhf channel 32 ; the station s digital signal remained on its pre transition uhf channel 33 . through the use of psip digital television receivers display the station s virtual channel as its former uhf analog channel 32 . kdin tv shut down its analog signal over vhf channel 11 ; the station s digital signal relocated from its pre transition uhf channel 50 to vhf channel 11 . khin shut down its analog signal over uhf channel 36 ; the station s digital signal remained on its pre transition uhf channel 35 . through the use of psip digital television receivers display the station s virtual channel as its former uhf analog channel 36 . kiin shut down its analog signal over vhf channel 12 ; the station s digital signal relocated from its pre transition uhf channel 45 to vhf channel 12 . kqin shut down its analog signal over uhf channel 36 ; the station s digital signal remained on its pre transition uhf channel 34 . through the use of psip digital television receivers display the station s virtual channel as its former uhf analog channel 36 . krin shut down its analog signal over uhf channel 32 ; the station s digital signal remained on its pre transition uhf channel 35 . through the use of psip digital television receivers display the station s virtual channel as its former uhf analog channel 32 . ksin tv shut down its analog signal over uhf channel 27 ; the station s digital signal remained on its pre transition uhf channel 28 . through the use of psip digital television receivers display the station s virtual channel as its former uhf analog channel 27 . ktin shut down its analog signal over uhf channel 21 ; the station s digital signal remained on its pre transition