>> OPEK ??  DU-500 Duplexer VHF/UHF 1.3 to 225 MHz / 350-540 MHz.  USED. Tested good. No cables.

Power-  1.3 to 35 MHz: 500 watts.  50 to 225 MHz: 300 watts.  350 to 540 MHz: 300 watts. 

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As with all vintage electronic equipment further testing may be required. These items will be well padded for safe arrival. Please check our feedback on our migsradio eBay store. Shipping exclusively using USPS priority mail. In our own boxes. We do not set the shipping cost. The eBay calculator is located in the shipping section of the listing and will provide you with the estimated cost. 

Shipping from  Ashburnham, MA. 01430  -- Local pick up and testing is always welcome.