Amplifier switch

The invention relates to a improved the amplifier switch circuit, which is of with the following: theIs connected with the port (1); 1.1, 1.2) And output port (3); 3.1, 3.2) Is provided with enhanced branch (5); 5.1, 5.2) And at least with enhanced in parallel connection bridged connection wire (7); 7.1, 7.2), Magnified branch (5); 5.1, 5.2) Passes through a adder circuit or a summing connecting the output side (17) connected with the corresponding bridging the connecting wire (7); 7.1, 7.2), Adder circuit or summing connection and output port (3); 3.1, 3.2) Connected, and bridging connection wire (7); 7.1, 7.2) Are corresponding switch (9); 9.1, 9.2) Corresponding to the bidirectional contact (K1 (17) is provided with λ /2's electric connection with a adder circuit or a connection summing.