| Big Sound FM Bayombong | |
| Callsign: | DWDC |
| City: | Solano |
| Area: | Nueva Vizcaya and surrounding areas |
| Branding: | 101.3 Big Sound FM |
| Frequency: | 101.3 MHz |
| Airdate: | 1988 |
| Format: | Contemporary MOR, OPM |
| Language: | Ilocano, Filipino |
| Licensing Authority: | NTC |
| Power: | 1,000 watts |
| Network: | Big Sound FM |
| Sister Stations: | 1395 DWMG |
DWDC (101.3 FM), broadcasting as 101.3 Big Sound FM, is a radio station owned and operated by Vanguard Radio Network. The station's studio and transmitter are located along J. P. Rizal St., Solano, Nueva Vizcaya. This is the pioneer FM station in the province.[1] [2]