True Phonovox Sound PU Professional Transcription Tonearm Pick-up RARE

True Phonovox Sound  16 inch Transcription Pick-up Tonearm. -circa 1920s.

On offer is a very rare True Phonovox Sound Pick-up 16 inch Transcription Pick-up arm. I understand these vintage Transcription Pick-up arms were made in the USA. Designed to play 78 and 16 rpm transcription records. The transducer pick-up is in measures 22 Ohms dc. Exterior can only be described as good condition for its age, The Phonovox Pick-up was designed for professional applications such as broadcasting and recording studios. The True Phonovox Sound PU was designed to track at 10-20gms and the head shell is missing securing screws. Will ship anywhere in the world at buyers expense