1200W 1.8 - 54MHz SW Shortwave Power Amplifier Board MRFX1K80H BLF188 Power Amp. The transistor and the radiator are not included. Description: HF1200W shortwave power amplifier board consists of two parts: input and output, please prepare your own power amplifier tube before use. Specification: Input power: 1 - 3W Output power: 600 - 1250W Voltage: DC48 - 53V Current: 35A Size of front section of PCB: 43 x 90mm Size of rear section of PCB: 92 x 90mm Weight: 285g. Package Included: 1 x Power Amplifier Board.Please leave note for your special request e. Please do NOT leave negative or neutral feedback without any contact. We care about our valued buyers, if you have any questions, our Customer Service staffs will be very glad to help you. This item is in the category "Consumer Electronics\Radio Communication\Ham, Amateur Radio\Ham Radio Transceivers". The seller is "lifangduo1006_0" and is located in this country: CN. This item can be shipped worldwide.