© 2023 GMA Network, Inc.
GMA Network is a Philippine broadcast network that was founded since March 1, 1950 on radio and October 29, 1961 on television by Rob Steward, commonly known as Uncle Bob. Its studios are located at GMA Network Center in EDSA, Diliman, Quezon City, while its 120 kW transmitter is situated at Barangay Culiat, Tandang Sora, Quezon City. It broadcasts on VHF channel 7 in analog (until December 31, 2023) and on UHF channel 15 in digital. It operates on weekdays from 5:30am to 12:30am and on weekends from 5am to 12mn.
As of February 27, 2023, GMA digital channels has switched broadcast from the original 4:3 ratio to widescreen 4:3.
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For full recording of this video:
archive.org/details/gma-channel-7-sign-onoff-4AND6mar-2023
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