An audiologic test apparatus comprising: - a processing unit configured to conduct a set of audiologic tests including a first audiologic test and a second audiologic test, wherein the processing unit comprises a central processing unit, a memory module, one or more input ports, and one or more output ports; - a first probe connector for connecting a first probe for the first audiologic test, wherein the first probe connector is connected to the processing unit and comprises a first fluid port; - a second probe connector for connecting a second probe for the second audiologic test, wherein the second probe connector is connected to the processing unit and comprises a second fluid port; and - a pump module (16, 16') configured to operate in a plurality of operating modes, the pump module being connected to the first fluid port with a first fluid channel and to the second fluid port with a second fluid channel, wherein the pump module in a first operating mode is configured to be in fluid communication with the first fluid port, and in a second operating mode is configured to be in fluid communication with the second fluid port, the pump module being configured to modify pressure in the first fluid channel when conducting the first audiologic test in the first operating mode, and to modify pressure in the second fluid channel when conducting the second audiologic test in the second operating mode, wherein the pump module (16, 16') comprises a pump module control unit, the pump module control unit is connected to the processing unit, wherefrom the pump module control unit receives a pump module control signal, and wherein the pump module (16,16') is configured to switch between the first operating mode and the second operating mode responsive to the pump module control signal transmitted by the processing unit. - a processing unit configured to conduct a set of audiologic tests including a first audiologic test and a second audiologic test, wherein the processing unit comprises a central processing unit, a memory module, one or more input ports, and one or more output ports; - a first probe connector for connecting a first probe for the first audiologic test, wherein the first probe connector is connected to the processing unit and comprises a first fluid port; - a second probe connector for connecting a second probe for the second audiologic test, wherein the second probe connector is connected to the processing unit and comprises a second fluid port; and - a pump module (16, 16') configured to operate in a plurality of operating modes, the pump module being connected to the first fluid port with a first fluid channel and to the second fluid port with a second fluid channel, wherein the pump module in a first operating mode is configured to be in fluid communication with the first fluid port, and in a second operating mode is configured to be in fluid communication with the second fluid port, the pump module being configured to modify pressure in the first fluid channel when conducting the first audiologic test in the first operating mode, and to modify pressure in the second fluid channel when conducting the second audiologic test in the second operating mode, wherein the pump module (16, 16') comprises a pump module control unit, the pump module control unit is connected to the processing unit, wherefrom the pump module control unit receives a pump module control signal, and wherein the pump module (16,16') is configured to switch between the first operating mode and the second operating mode responsive to the pump module control signal transmitted by the processing unit.