AC-171-600 Boston audio signal cable RLST-VOMN Realist transducer for viola RLST-VOQT Realist transducer for viola SH-940 Shadow violin pick-up system SH-941 Shadow violin pick-up system SH-SV-1 Shadow violin pick-up system SH-SV-2 Shadow violin pick-up system SH-945-NFX Shadow Nanoflex violin pick-up system SH-SC-1 Shadow cello pick-up system SH-955-NFX Shadow Nanoflex cello pick-up system SH-SB-1 Shadow double bass pick-up system SH-SB-2 Shadow double bass pick-up system SH-950 Shadow double bass pick-up system SH-951 Shadow double bass pick-up system SH-965-NFX Shadow Nanoflex double bass pick-up system SH-RBPRO Shadow Nanoflex double bass preamp FWF-MB750 FWF double bass cardioid microphone + quadruple piezo with preamp and tone control FWF-MC2 FWF cello cardioid microphone + piezo with preamp and volume control FWF-MV2 FWF violin and viola omnidirectional microphone + double piezo with preamp and volume control FWF-MV1 FWF violin and viola passive double piezo pickup with low pass filter FWF-MC1 FWF cello passive double piezo pickup with low pass filter FWF-MB1 FWF double bass passive quadruple piezo pickup with low pass filter