Optimized Band Pass Filtering for the 4M Band (70–72 MHz)

Enhance your 4M band operations with our precision Band Pass Filter, built around the Mini-Circuits RBP-75+ for superior selectivity and low insertion loss. Designed for 70–72 MHz, this filter effectively suppresses out-of-band interference, ensuring clean signals and improved receiver performance.

Key Features:

✔ Optimized for 70–72 MHz – Ideal for amateur radio, repeaters, and SDR applications

✔ High Out-of-Band Rejection – Reduces unwanted signals and harmonics

✔ Low Insertion Loss – Minimal impact on signal strength

✔ Compact SMA Interface – Easy integration with transceivers, amplifiers, and SDRs

✔ Durable & Reliable – Engineered for long-term performance in demanding RF environments

Specifications:

• Frequency Range: 70–72 MHz
• Insertion Loss: < 2 dB (typ.)
• Out-of-Band Rejection: > 40 dB at 50 MHz & 100 MHz
• Impedance: 50 Ω
• Connectors: SMA (Female)
• Dimensions: Compact & lightweight for easy installation

Whether you’re filtering unwanted signals for SDR applications, transceivers, or repeater setups, our 4M Band Pass Filter ensures cleaner and more efficient signal transmission.