Check the listing for details. Ophir RF 5172F RF Power Amplifier 1.0-3.0 GHz 30W Rack Mount 100-240VAC. Condition: Used. Listed at 1899.00 USD. Model: 5172F. This unit is labeled as model5172F and is designed for1.0-3.0 GHz operation with30 Watts output. Front panel featuresRF IN andRF OUT connectors, along with aTEMP. FAULT indicator. Rear panel label shows100-240 VAC, 50/60 Hz input.