{{infoboks person |wikidata=ja}}
'''Einar Dessau''' (født [[17. juli]] [[1892]] i [[Hellerup]], død [[8. august]] [[1988]]) var direktør for bryggeriet [[Tuborg]] og Danmarks første [[radioamatør]], der sammen med [[Ernst Nyrop]] indfangede en transmission den [[18. marts]] [[1909]] via en selvbygget radio. Radioprogrammet, som de to drenge fangede, var [[Johann Strauss den yngre|Strauss]]-[[operette]]n ''[[Karneval i Venedig]]''.<ref>[https://adventurersclub.dk/user/einar-dessau/ adventurersclub.dk: Einar Dessau] Citat: "...1909 Først radioamatør, der indfangede en transmission, på en selvbygget radio, sammen med Ernst Nyrop. Signalet var Strauss-operetten Karneval i Venedig...", [https://web.archive.org/web/20211021215644/https://adventurersclub.dk/user/einar-dessau/ backup]</ref><ref>[https://infostory.com/2013/03/18/first-broadcast-by-ham-radio-operator-2/ March 18, 2013, infostory.com: First Broadcast by Ham Radio Operator] Citat: "...Today in 1909, Einar Dessau of Denmark used a shortwave transmitter to converse with a government radio post about six miles away in what is believed to have been the first broadcast by a ‘ham’ radio operator...", [https://web.archive.org/web/20210414101721/https://infostory.com/2013/03/18/first-broadcast-by-ham-radio-operator-2/ backup]</ref><ref>[https://calisphere.org/item/8b0c78c68b6f43a89aa5972b015d9b0b/ calisphere.org: Image / Receiver for first amateur radio in the world by Einar Dessau] Citat: "...Poulsen Valdimar. Photo. No. 1." "Receiver for first amateur radio in the world, using galena chrystal and graphite point. On right, experimental model (1909). Attempting to make four lead vacuum tube for transmitting." Caption by Douglas Perham, part of a series of pictures from an exhibition regarding "the first amateur station in the world, by Einar Dessau, in Copenhagen, Denmark, in 1907...", [https://web.archive.org/web/20211021214831/https://calisphere.org/item/8b0c78c68b6f43a89aa5972b015d9b0b/ backup], [https://web.archive.org/web/20211021221508/https://s3.amazonaws.com/pastperfectonline/images/museum_112/029/200337178.jpg billed backup]</ref><ref>[https://calisphere.org/item/b37c4655b1da671a7b365b6dd004e234/ calisphere.org:  Image / First amateur transmitter for radio telephony made by Einar Dessau and J. ...] Citat: "...Poulsen Valdimar. Photo. No. 2." "The first amateur transmitter for radio telephony made by Einar Dessau and J. E. Ngrap (1907, 1909). Shown at Copenhagen radio show in 1936." Caption by Douglas Perham, part of a series of pictures of "the first amateur station in the world, by Einar Dessau, in Copenhagen, Denmark, in 1907...", [https://web.archive.org/web/20211021215004/https://calisphere.org/item/b37c4655b1da671a7b365b6dd004e234/ backup], [https://web.archive.org/web/20211021221200/https://s3.amazonaws.com/pastperfectonline/images/museum_112/029/200337179.jpg billed backup]</ref>
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