ADP4X 4-Way HF RX Splitter 1.8–54MHz Antenna Divider BNC Ports with Filter. Supplier : Sv2Czf. The ADP4X is a 4-way HF RX splitter covering 1.8–54MHz with one 50Ω input and four -6dB 50Ω outputs. Featuring -0.7dB insertion loss, -29dB port isolation, and a built-in 1.8MHz high-pass filter, it lets you connect four receivers to one antenna for monitoring or comparison.
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