![Engineer Eero Frantsila beside Telefunken transmission equipment in Lahti radio station, 1930's. by Archives of the Finnish Broadcasting Company Yle Stock Photo - Alamy Engineer Eero Frantsila beside Telefunken transmission equipment in Lahti radio station, 1930's. by Archives of the Finnish Broadcasting Company Yle Stock Photo - Alamy](https://c8.alamy.com/comp/2BNY006/engineer-eero-frantsila-beside-telefunken-transmission-equipment-in-lahti-radio-station-1930s-by-archives-of-the-finnish-broadcasting-company-yle-2BNY006.jpg)
Engineer Eero Frantsila beside Telefunken transmission equipment in Lahti radio station, 1930's. by Archives of the Finnish Broadcasting Company Yle Stock Photo - Alamy
![Lahti longwave transmitter and radio station, 1936. by Archives of the Finnish Broadcasting Company Yle Stock Photo - Alamy Lahti longwave transmitter and radio station, 1936. by Archives of the Finnish Broadcasting Company Yle Stock Photo - Alamy](https://c8.alamy.com/comp/2BNY554/lahti-longwave-transmitter-and-radio-station-1936-by-archives-of-the-finnish-broadcasting-company-yle-2BNY554.jpg)
Lahti longwave transmitter and radio station, 1936. by Archives of the Finnish Broadcasting Company Yle Stock Photo - Alamy
![Lahti, radio station and radiomasts, ca. 1935. General view of the town and radio station with two 150 meter self-supporting masts. - PICRYL Public Domain Search Lahti, radio station and radiomasts, ca. 1935. General view of the town and radio station with two 150 meter self-supporting masts. - PICRYL Public Domain Search](https://cdn2.picryl.com/photo/1960/12/31/lahti-radio-station-and-radiomasts-ca-1935-general-view-of-the-town-and-radio-a91aff-1024.jpg)
Lahti, radio station and radiomasts, ca. 1935. General view of the town and radio station with two 150 meter self-supporting masts. - PICRYL Public Domain Search
![File:Old Lahti radio station, Lahti longwave transmitter, and the western radio mast, ca. 1928..jpg - Wikimedia Commons File:Old Lahti radio station, Lahti longwave transmitter, and the western radio mast, ca. 1928..jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/4/47/Old_Lahti_radio_station%2C_Lahti_longwave_transmitter%2C_and_the_western_radio_mast%2C_ca._1928..jpg)
File:Old Lahti radio station, Lahti longwave transmitter, and the western radio mast, ca. 1928..jpg - Wikimedia Commons
![Yle's radio transmission unit in Lahti radio station, 1930's. View of transmitter hall showing units with water cooled tubes and control desk of 150 0211 Stock Photo - Alamy Yle's radio transmission unit in Lahti radio station, 1930's. View of transmitter hall showing units with water cooled tubes and control desk of 150 0211 Stock Photo - Alamy](https://c8.alamy.com/comp/2BNYB7D/yles-radio-transmission-unit-in-lahti-radio-station-1930s-view-of-transmitter-hall-showing-units-with-water-cooled-tubes-and-control-desk-of-150-0211-2BNYB7D.jpg)