Channel Master CM-4221HD ULTRAtenna 60 – Outdoor HDTV Antenna (60 Mile Range)
High-performance outdoor TV antenna designed for reliable long-range reception of over-the-air HD channels. The CM-4221HD features a compact 4-bay design with wide signal coverage, making it ideal for suburban and medium-distance rural areas.
✔ Key Features
✔ Up to 60-mile reception range for strong signal coverage
✔ Multi-directional (180° beam width) – no rotor required
✔ Receives UHF and High VHF channels for full coverage
✔ 4-bay phased array design for enhanced signal gain
✔ Built-in reflectors reduce interference and improve reception
✔ Durable construction for outdoor use in harsh weather
✔ Supports HDTV, 4K, and ATSC 3.0 broadcasts
🔹 Specifications
🔹 Model: CM-4221HD
🔹 Frequency Range: VHF (174–216 MHz), UHF (470–700 MHz)
🔹 Range: Up to 60 miles (environment dependent)
🔹 Gain:
• VHF: ~3.5 dB
• UHF: ~10 dB
🔹 Impedance: 75 Ohm
🔹 Connector: F-Type coaxial
🔹 Size: Approx. 36" × 25" × 5"
🔹 Weight: ~5 lbs
➤ Applications
➤ Free over-the-air HDTV reception
➤ Cord-cutting (no cable bills)
➤ Suburban and moderate rural installations
➤ Roof, attic, or mast mounting
⚠ Notes
⚠ Mast, coax cable, and amplifier not included
⚠ Performance depends on terrain, buildings, and tower distance
⚠ For weak signals, a pre-amplifier is recommended
📦 Package Includes
✔ 1 × CM-4221HD Antenna
✔ Mounting hardware (U-bolts, bracket)
✔ Installation guide
