A solid state relay for controlling a signal path between an AC-signal output and a load in a power amplifier assembly, said relay comprising: a first MOSFET and a second MOSFET, wherein a source terminal of the first MOSFET is connected to a source terminal of the second MOSFET, thereby forming a source junction, wherein a gate terminal of the first MOSFET is connected to a gate terminal of the second MOSFET, thereby forming a gate junction; and wherein a drain terminal of the first MOSFET and a drain terminal of the second MOSFET form relay terminals; and a control circuit including: a positive side comprising a controlled current generator configured to provide a first control current to the gate junction from a first voltage source for actuating the MOSFETs and thereby to control said signal path; and a negative side comprising a current mirror circuit (505, 506, 507) connected to a second voltage source having a lower voltage level than the AC-signal intended to be controlled by said solid state relay, wherein the current mirror circuit is configured to sink a second current from the source junction to the second voltage source, via a scaling resistor connected between an emitter of the current mirror circuit and the second voltage source, wherein the negative side further comprises a capacitor connected between said emitter of the current mirror circuit (505, 506, 507) and the second voltage source. a first MOSFET and a second MOSFET, wherein a source terminal of the first MOSFET is connected to a source terminal of the second MOSFET, thereby forming a source junction, wherein a gate terminal of the first MOSFET is connected to a gate terminal of the second MOSFET, thereby forming a gate junction; and wherein a drain terminal of the first MOSFET and a drain terminal of the second MOSFET form relay terminals; and a control circuit including: a positive side comprising a controlled current generator configured to provide a first control current to the gate junction from a first voltage source for actuating the MOSFETs and thereby to control said signal path; and a negative side comprising a current mirror circuit (505, 506, 507) connected to a second voltage source having a lower voltage level than the AC-signal intended to be controlled by said solid state relay, wherein the current mirror circuit is configured to sink a second current from the source junction to the second voltage source, via a scaling resistor connected between an emitter of the current mirror circuit and the second voltage source, wherein the negative side further comprises a capacitor connected between said emitter of the current mirror circuit (505, 506, 507) and the second voltage source. a positive side comprising a controlled current generator configured to provide a first control current to the gate junction from a first voltage source for actuating the MOSFETs and thereby to control said signal path; and a negative side comprising a current mirror circuit (505, 506, 507) connected to a second voltage source having a lower voltage level than the AC-signal intended to be controlled by said solid state relay, wherein the current mirror circuit is configured to sink a second current from the source junction to the second voltage source, via a scaling resistor connected between an emitter of the current mirror circuit and the second voltage source, wherein the negative side further comprises a capacitor connected between said emitter of the current mirror circuit (505, 506, 507) and the second voltage source.