Lectrosonics Block A1wireless mic block coverage
470.1–495.6 MHz25.5 MHz tuning range
TV channels overlapping this block
ch.14ch.15ch.16ch.17ch.18
DTV stations on these RF channels are the primary interference sources for mics in this block.
Nationwide coverage map — Lectrosonics Block A1
Predicted RF congestion at 1.5° grid points across the contiguous US. Green = lower interference, red = heavier congestion from nearby DTV stations. Based on FCC seed data; verify with on-location scan.
Best US markets for this block
| # | Market | Status |
|---|---|---|
| 1 | Minneapolis–St. Paul | Recommended |
| 2 | Sacramento | Recommended |
| 3 | Baltimore | Recommended |
| 4 | Hartford–New Haven | Recommended |
| 5 | Columbus, OH | Recommended |
| 6 | Milwaukee | Recommended |
| 7 | Cincinnati | Recommended |
| 8 | West Palm Beach–Ft. Pierce | Recommended |
| 9 | Greenville–Spartanburg–Asheville | Recommended |
| 10 | Oklahoma City | Recommended |
| 11 | Harrisburg–York–Lancaster | Recommended |
| 12 | Birmingham | Recommended |
| 13 | Norfolk–Virginia Beach | Recommended |
| 14 | Albuquerque–Santa Fe | Recommended |
| 15 | Louisville | Recommended |
| 16 | Memphis | Recommended |
| 17 | Providence–New Bedford | Recommended |
| 18 | Fresno–Visalia | Recommended |
| 19 | St. Louis | Recommended |
| 20 | Los Angeles | Recommended |
Most congested markets for this block
| # | Market | Status |
|---|---|---|
| 1 | Denver | Avoid |
| 2 | Pittsburgh | Avoid |
| 3 | Jacksonville | Avoid |
| 4 | Portland, OR | Avoid |
| 5 | Nashville | Caution |
| 6 | Cleveland–Akron | Caution |
| 7 | San Francisco Bay Area | Caution |
| 8 | Kansas City | Caution |
| 9 | Raleigh–Durham | Caution |
| 10 | Chicago | Caution |
Compatible Lectrosonics models
DSQDRXDCR822RXDSR4RXDBuTXSRcRXDCHTTXDPRTX
Score your address with Lectrosonics Block A1
Enter your shoot location to see how this block performs at your exact position — RF Scout will highlight which TV channels are active nearby and whether your block is usable.