An apparatus, comprising: a base assembly ; characterised by : a pivot assembly coupled to the base assembly and to a pitch wheel , wherein the pitch wheel comprises a first fastening mechanism (136-1) and the first fastening mechanism (136-1) is configured to lock the pivot assembly in a particular first position; a carriage coupled to the pivot assembly and to a roll wheel (121-1); wherein: the pitch wheel is configured to adjust a pitch of the carriage and the roll wheel (121-1) is configured to adjust a roll of the carriage ; the carriage is shaped to receive and configured to secure a compass streamer telemetry unit CSTU ; and the roll wheel (121-1) comprises a second fastening mechanism (136-3) configured to lock the carriage in a particular second position; wherein: the pivot assembly is rotatably coupled to the base assembly to adjust a pitch of the carriage using the pitch wheel ; and the carriage is rotatably coupled to the pivot assembly to adjust roll of the carriage using the roll wheel (121-1). a base assembly ; characterised by : a pivot assembly coupled to the base assembly and to a pitch wheel , wherein the pitch wheel comprises a first fastening mechanism (136-1) and the first fastening mechanism (136-1) is configured to lock the pivot assembly in a particular first position; a carriage coupled to the pivot assembly and to a roll wheel (121-1); wherein: the pitch wheel is configured to adjust a pitch of the carriage and the roll wheel (121-1) is configured to adjust a roll of the carriage ; the carriage is shaped to receive and configured to secure a compass streamer telemetry unit CSTU ; and the roll wheel (121-1) comprises a second fastening mechanism (136-3) configured to lock the carriage in a particular second position; wherein: the pivot assembly is rotatably coupled to the base assembly to adjust a pitch of the carriage using the pitch wheel ; and the carriage is rotatably coupled to the pivot assembly to adjust roll of the carriage using the roll wheel (121-1). a pivot assembly coupled to the base assembly and to a pitch wheel , wherein the pitch wheel comprises a first fastening mechanism (136-1) and the first fastening mechanism (136-1) is configured to lock the pivot assembly in a particular first position; a carriage coupled to the pivot assembly and to a roll wheel (121-1); wherein: the pitch wheel is configured to adjust a pitch of the carriage and the roll wheel (121-1) is configured to adjust a roll of the carriage ; the carriage is shaped to receive and configured to secure a compass streamer telemetry unit CSTU ; and the roll wheel (121-1) comprises a second fastening mechanism (136-3) configured to lock the carriage in a particular second position; wherein: the pivot assembly is rotatably coupled to the base assembly to adjust a pitch of the carriage using the pitch wheel ; and the carriage is rotatably coupled to the pivot assembly to adjust roll of the carriage using the roll wheel (121-1). the pitch wheel is configured to adjust a pitch of the carriage and the roll wheel (121-1) is configured to adjust a roll of the carriage ; the carriage is shaped to receive and configured to secure a compass streamer telemetry unit CSTU ; and the roll wheel (121-1) comprises a second fastening mechanism (136-3) configured to lock the carriage in a particular second position; wherein: the pivot assembly is rotatably coupled to the base assembly to adjust a pitch of the carriage using the pitch wheel ; and the carriage is rotatably coupled to the pivot assembly to adjust roll of the carriage using the roll wheel (121-1). the pivot assembly is rotatably coupled to the base assembly to adjust a pitch of the carriage using the pitch wheel ; and the carriage is rotatably coupled to the pivot assembly to adjust roll of the carriage using the roll wheel (121-1). <EOS>