Check the listing for details. RF Power Amplifier 500 kHz to 1000 MHz 4 Wt TESTED! Mini-Circuits TIA-1000-1R8. Condition: Used. Listed at 850.00 USD. Correct gain on all frequencies! From California, NO CORROSION! Why take chances on untested items??Other equipment shown in the pictures is not included.We respond to bids & messages Mo-Fr 8:30 to 6:30 PST (closed on federal holidays) IMPORTANT INFORMATION ABOUT DELIVERY: We cannot ship to an address that doesn't appear on eBay checkout page, NO EXCEPTIONS. DUE TO A CUMBERSOME PROCESS OF DECLINING BIDS WE WILL NOT RESPOND TO OFFERS THAT ARE 51% BELOW LISTED PRICERULES for INTERNATIONAL BIDDERS 1. Seller reserves a right to cancel a transaction and refund the payment of a non US registered buyers, if in sellers opinion delivery service or customs clearing process in a country of destination may cause unreasonable delays or result in shipment loss. Exception is outlined in paragraph #4.2. Buyer payments are collected by eBay and not the seller and therefore seller is unable to issue a commercial invoice.3. If a non US registered buyer has a US shipping address registered with eBay, then the seller is only responsible for delivery to the eBay specified shipping address. Any delay, loss or damage for trans-shipped items is not a responsibility of the seller.4. Non US buyers may chose to supply their own prepaid shipping labels (Fedex/DHL/UPS) along with a copy of a commercial invoice. Seller will refund shipping costs paid to eBay after the item reaches it's final delivery point.