Home » 50PD-559 Test and Measurement Channel 50PD-559 January 17, 2011 No Comments The 50PD-559 from JFW offers superior performance at a reasonable price. 800-2400 MHz frequency range, 5-Watt power-handling capabilities, and 20dB minimum isolation make it perfect for a multitude of wireless applications. Post a comment to this article Name* E-mail (will not be displayed)* Subject Comment* Report Abusive Comment Thank you for helping us to improve our forums. Is this comment offensive? Please tell us why.