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| Grado Prestige Series of Mono 78-RPM Phono Cartridges Model 78C |  | 
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The Prestige model 78C uses a three-piece OTL cantilever technology, oxygen free wire in the coils and a specially designed, high polished conical/spherical 3 mil. diamond mounted in a brass bushing.
Grado 78-RPM styli are available by special order in the following conical/spherical sizes: 2.0 mil 2.5 mil 3.5 mil 4.0 mil Larger styli can play older and/or worn 78-rpm records above the groove wear. Smaller tips play records below surface blemishes. They are highly polished diamonds and can be used without concern for undue record wears. Recommended size for Edison Diamond Disc and 1920’s and 30’s records is 3.5 mil. For the raw aluminum and 1930 RCA pre-grooved disks use 4.0 mil.
-Frequency Response 10-50
-Principal MI Imput Load 47K Output at 1KHz 5CM/sec. 5mV
-Recommended Tracking Force 2-5
-Stylus Type - 78C C Stylus Type - 78E E Inductance 45mH Resistance 475 Compliance CUs Stylus
-Replacement U=user U Mounting S/P
-Weight 5.5
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