Shure Block J52Awireless mic block coverage
572.175–615.85 MHz43.7 MHz tuning rangeAxient Digital; spans ch33–above ch37; skips 608–614 MHz radio-astronomy notch in use
TV channels overlapping this block
ch.31ch.32ch.33ch.34ch.35ch.36ch.37
DTV stations on these RF channels are the primary interference sources for mics in this block.
Nationwide coverage map — Shure Block J52A
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 | Orlando–Daytona Beach | Recommended |
| 2 | Baltimore | Recommended |
| 3 | Hartford–New Haven | Recommended |
| 4 | Columbus, OH | Recommended |
| 5 | Milwaukee | Recommended |
| 6 | Cincinnati | Recommended |
| 7 | West Palm Beach–Ft. Pierce | Recommended |
| 8 | Greenville–Spartanburg–Asheville | Recommended |
| 9 | Oklahoma City | Recommended |
| 10 | Harrisburg–York–Lancaster | Recommended |
| 11 | Birmingham | Recommended |
| 12 | Norfolk–Virginia Beach | Recommended |
| 13 | Albuquerque–Santa Fe | Recommended |
| 14 | Louisville | Recommended |
| 15 | Memphis | Recommended |
| 16 | Providence–New Bedford | Recommended |
| 17 | Fresno–Visalia | Recommended |
| 18 | Nashville | Recommended |
| 19 | Atlanta | Recommended |
| 20 | Sacramento | Recommended |
Most congested markets for this block
| # | Market | Status |
|---|---|---|
| 1 | Seattle–Tacoma | Avoid |
| 2 | Chicago | Avoid |
| 3 | New York | Avoid |
| 4 | Washington, DC | Avoid |
| 5 | San Francisco Bay Area | Avoid |
| 6 | Kansas City | Avoid |
| 7 | Philadelphia | Avoid |
| 8 | Portland, OR | Avoid |
| 9 | Phoenix | Avoid |
| 10 | Indianapolis | Avoid |
Compatible Shure models
AXT100 (Axient Digital)RXAD1 (Axient Digital)TXAD1LEMO (Axient Digital)TXADX1 (Axient Digital)TXADX2 (Axient Digital)TXADX2FD (Axient Digital)TX
Score your address with Shure Block J52A
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.