| Broadcast area | Metro Manila and surrounding areas |
|---|---|
| Frequency | 1170 kHz |
| Branding | DZCA 1170 |
| Programming | |
| Format | Silent |
| Ownership | |
| Owner | Office of Civil Defense |
| Operator | Audiovisual Communicators, Inc. |
| DWRX (Monster RX 93.1) | |
| History | |
First air date | 1960 |
Last air date | 1993 |
Former frequencies |
|
Call sign meaning | Civil Arms |
| Technical information | |
Licensing authority | NTC |
DZCA (1170 AM) was a radio station owned by the Office of Civil Defense. and operated by Audiovisual Communicators.
It served as the official radio station of the Philippine Atmospheric Geophysical and Astronomical Services Administration (PAGASA), wherein it aired the latest weather information in the country at the top of the hour.[1][2]
The station went off the air in 1993 due to lack of funding. However in 2015, there are several proposals from the Philippine National Police to use this station once more for more effective communication in public, on-time reports, traffic updates and again for PAGASA weather update (similar to the now defunct MMDA Radio via 1206 AM (resume on-air and being managed by IBC)), but all of these proposals are not in fruitition until today. The mentioned proposals were later carried over by Radyo Pilipinas 3 Alerts 1278 AM. Despite being inactive, the frequency receives live broadcast of Voice of America via DWVA in La Union.[3]
On July 20, 2024. Audiovisual Communicators, Inc. acquired the station, after 30 years of being inactive. They are planned utilize the station.
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Radio stations in the Metro Manila market
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| By AM frequency |
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| By FM frequency |
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| Digital radio by frequency and subchannel |
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| Internet |
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| Defunct/Inactive call signs |
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