The first cell phone was built by Motorola in 1973. It was a bulky device that resembled a military walkie-talkie. The first cellular call was placed on April 3, 1973 by Motorola engineer Martin Cooper.
there is no cell phone service on the moon because there is no cell phone tower.
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The hexagonal cell technology that enabled the first cell phone to work was developed by Bell Labs. Hexagonal technology enabled cellular phones to be used while on the move by transmitting wireless signals from one tower to another which broadened the mobility range. Martin Cooper, who worked in the research and development department at Motorola, built a small radio telephone that worked in conjunction with this technology and created the first mobile cellular phone.The first cell phone was invented in 1973; however, the technology that contributed to the invention of the cell phone was discovered in 1947.
You don't!!
In 1990 (first generation) -I still have it :)
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If your cell phone has a sim card, your phone may say out of service if you are far from a town or city. A phone needs a cell tower to work, so you may get an out of service message if you are not close to cell tower.
In 2000 first mobile phone with Bluetooth technology comes to market. The T36 is the first mobile phone to have built-in Bluetooth wireless technology, according to Ericsson
it is a long 6k.m in carkel tower to tower range u can sit the range of the tower
Cell phone tower lease agreements can be found online on several sites like cell-tower-leases and comcapgroup. They say you should research heavily before entering into a contract.
Around $150,000