Why are they still hanging around in some setups despite being considered outdated? To understand that, we need to go back to ...

designed it to wire an RCA Victor "phonograph" turntable to the radio to amplify the sound. Only one cable was used as it carried a monophonic signal, not stereo. See A/V ports and phone connector.

The RCA CR-88 was a radio receiver made to work in top-secret government eavesdropping stations. As you might expect, these radios are top-of-the-line, performance-wise, at least when they are ...