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Edward Huggins · 11th Sep 2020, 12:10 pm

This is liable to be for the Collaro Studio "P" crystal cartridge (c.50mV) or the (even better) Collaro/Ronette TX88 cartridge. Both are rare, have wide frequency ranges and a relatively low output - hence the pre-amp add-on circuit.

11th Sep 2020, 12:10 pm	#2
Edward Huggins Dekatron Join Date: Sep 2015 Location: Southwold, Suffolk, UK. Posts: 8,327	Re: Help - Grundig 8055/W/3D This is liable to be for the Collaro Studio "P" crystal cartridge (c.50mV) or the (even better) Collaro/Ronette TX88 cartridge. Both are rare, have wide frequency ranges and a relatively low output - hence the pre-amp add-on circuit. __________________ Edward.