WTDK
| Broadcast area | Easton, Maryland | 
|---|---|
| Frequency | 107.1 MHz | 
| Branding | The Duck | 
| Programming | |
| Format | Classic hits | 
| Ownership | |
| Owner | 
  | 
| TV: WBOC-TV, WBOC-LD, WRDE-LD, WSJZ-LD, WRUE-LD Radio: WAAI, WCEM, WCEM-FM, WBOC-FM, WRDE-FM, WZBH  | |
| History | |
First air date  | December 2, 1978 (as WCTD) | 
Former call signs  | WCTD (1978–1989) WDLE-FM (1989–1991) WQMR (1991–1993) WWPL (1993–1995)  | 
Call sign meaning  | The Duck | 
| Technical information | |
Licensing authority  | FCC | 
| Facility ID | 51149 | 
| Class | A | 
| ERP | 3,900 watts | 
| HAAT | 124 meters (407 ft) | 
| Repeater(s) | 103.9 WRDE-HD2 (Berlin) | 
| Links | |
Public license information   | |
| Webcast | Listen Live | 
| Website | 1071theduck.com | 
WTDK (107.1 FM, "The Duck") is a radio station licensed to serve Federalsburg, Maryland. The station is owned by the Draper Holdings Business Trust, as part of a cluster with CBS/Fox affiliate WBOC-TV (channel 16), NBC affiliate WRDE-LD (channel 31), Telemundo affiliate WBOC-LD (channel 42), and sister radio stations WCEM-FM, WBOC-FM, WCEM, WAAI, and WRDE-FM. It airs a classic hits music format.
The station was assigned the WTDK call letters by the Federal Communications Commission on July 31, 1995.