| 摘要 |
The circuit automatically converts the broadcasting channel of the television by the signal based on whether it is the television signal or the reproducing signal of VCR. The circuit comprises a signal input part for receiving the signal from the television and the VCR, a VCR signal detector (4) for detecting the video signal from the tuned signal, a video signal processor (2) for tuning the input signal with the corresponding channel and processing the correspondance video signal, and a controller (3) for automatically converting the received channel of the video signal processor into the channel of the television and VCR.
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