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25°11′36″N 67°05′59″E / 25.1932981°N 67.099744°E
Deh Mandro was Pakistan's first satellite earth station, located about 50 km north of Karachi. [1] It was established in 1972 [2] and operated by the Pakistan Telegraph & Telephone (PT&T) Department. It provided a 24-hour direct telecommunication link through the Intelsat III F-3. [3] [4]
Its foundation stone was laid by the then-President of Pakistan Yahya Khan on 28 June 1970. [5] [6] Its formal inauguration was carried out by the then-Prime Minister Zulfiqar Ali Bhutto on 25 March 1974. [7] [8] In 1975, the International Telecommunications Satellite Organization (ITSO) gave the Deh Mandro, 'No. 1' rating for the 100% uninterrupted functioning of the station. [9] The station was responsible for overseas communication of telephone, telex services as well as for television. [10] Pakistan, through the station was directly connected with the US, Italy, the UK, China, [11] Japan, Kuwait, Bahrain, and Hong Kong. [12]
It was installed by a Canadian [11] Company RCA.[ which?] It faced to 60 degree east Intelsat satellite. The first call was established between Canada and Lahore, in the afternoon on 16 December 1972. Before that different HF ( High Frequency) wireless stations were in use, such as Pipri/Ghagar, K.T (Karachi-Transmitter)/MRC (Malir receiving Station), Talnor/Wani at Rawalpindi. Its first in-charge (Director) was S.M. Akhtarul Hassan). Communication system further enhanced through i. Pak-UAE Analogue Submarine Cable system (1177 km/Analogue), ii. SEA-ME-WE-3, iii. SEA-ME-WE-4 (South East Asia-Middle East-Western Europe) systems.