Audio-Technica ATW-F620EF1 UHF Band-Pass Filter Pair

The Audio-Technica ATW-F620EF1 is a professional UHF band-pass filter pair designed to improve wireless microphone system performance by eliminating unwanted RF interference. It allows only a specific frequency band to pass through, ensuring clean, stable, and reliable wireless audio transmission in professional environments.

Manufactured by Audio-Technica, this filter is commonly used in live sound, broadcast, and high-density RF installations.

🔑 Audio-Technica ATW-F620EF1 Key Features

• Passive UHF band-pass filter (no power required)
• Designed for 590 – 650 MHz frequency range
• Reduces out-of-band RF noise and interference
• Improves receiver dynamic range and signal clarity
• Industry-standard BNC connectors for easy integration
• Supplied as a matched pair for balanced RF performance
• Helps prevent RF overload in multi-system setups
• Plug-and-play installation (no configuration needed)

⚙️ Audio-Technica ATW-F620EF1 Specifications

• Product Type: UHF band-pass filter (pair)
• Frequency Range: 590 – 650 MHz
• Impedance: 50 ohms
• Insertion Loss: approx. 4 dB (typical)
• Connector Type: BNC input/output
• Power Requirement: None (passive device)
• Current Pass-Through: up to 420 mA
• Operating Temperature: -10°C to +60°C
• Build: Compact metal housing for RF shielding

🎤 Audio-Technica ATW-F620EF1 Use Cases

• Wireless microphone RF filtering in live concerts
• Broadcast studios and TV production
• Conference halls and auditoriums
• Large-scale AV installations
• High RF interference environments

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