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RF1000 TRANSFORMER is intended for input, output and interstage impedance matching applications, primarily in solid-state, push-pull amplifiers. The RF1000 transformer can handle a maximum power dissipation of 250 watts PEP.   The core material for the RF 1000 transformer is available in three material types:             TYPE 77  0.5-15MHz frequency range             TYPE 43  2-30MHz frequency range             TYPE 61  2-50MHz frequency range              The RF1000 transformer is available with no secondary winding (core only) or with the following windings:              1 Turn           #18AWG Teflon Insulated wire   1:1 Impedance ratio              2 Turns         #18AWG Teflon Insulated wire  1:4 Impedance ratio              3 Turns         #18AWG Teflon Insulated wire  1:9 Impedance ratio              4 Turns         #18AWG Teflon Insulated wire  1:16 Impedance ratio              5 Turns         #18AWG Teflon Insulated wire  1:25 Impedance ratio  The RF1000 transformer is available manufactured with standard solder or with lead free solder.  Downloads: RF1000 Dimensions and Specifications