K&M 23770 Four-Section Fiberglass Boom Pole (Black) Sony RM-30BP A normal LED opto-isolator will

A normal LED opto-isolator will invert the logic of a signal

So many projects to try

2s Application Special effects and accents

Floor language feed-through Interlocking microphone and relay output functions Soft-touch buttons provide for smoother

K&M 23770 Four-Section Fiberglass Boom Pole (Black) Sony RM-30BP A normal LED opto-isolator willFour Section 3. 93 to 15. 09' (1200 to 4600mm) Supports 1. 10 lbs (0. 5kg) Rubber Grip Accommodates Cable Through The K&M 23770 Four Section Fiberglass Boom Pole is a fish pole style boom for shotgun microphones, stereo microphones, etc. Its fiberglass construction provides strength while remaining lightweight. The four section pole measures 3. 93 to 15. 09' (1200 to 4600mm) in length and accommodates an internally threaded microphone cable (not