This problem was even more prevalent in the 1980s, and most home consoles got around the problem by instead feeding video to the television’s tuner with an RF modulator. [Manzel Seet] had just ...

Running the output of an RF modulator to the connector didn’t net ... The adapter board allows the Hitachi TV to accept a composite video input. [John] was able to test the TV with a NES clone ...

the RF signal is applied to 0º Splitter (hybrid) and the resulting signals are mixed with two local oscillator (LO) signals that are 90º apart in phase. This process produces two output signals in ...