I need to purchase the part on the back of a TV that you screw the coax cable into I don't know what it is ca
Answer:
it is called a coax connector or a barrel connector however most are soldered to the circuit board on the inside of the TV making them hard to replace get a free est from a TV shop b4 you buy 1 if your TV has RCA jacks go to walmart buy a RF modulator and use that it will cost you about 12 buxs and alot less headaches
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