Radio Broadcast (May-Oct 1925)

Record Details:

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832 RADIO BROADCAST ADVERTISER A NEW HI-MU TUBE THE HI-CONSTRON TUBE z Model J 01 A A Cleartron Product For resistance coupled amplifiers, also intermediate steps super-heterodyne and Radio Frequency receivers. GREATER VOLUME BETTER QUALITY The Hi-Constron is a Hi-Mu tube with an amplification constant of 20 that has been especially designed for resistance coupled amplifiers. The Hi-Constron was the first Hi-Mu tube offered for sale to the general public and is the result of years of research work. Others may imitate the Hi-Constron in appearance, but none surpass its quality. CLEARTRON VACUUM TUBE CO. 28 WEST FORTY-FORTH STREET, NEW YORK, N. Y. Factory: West New York, N. J. We also manufacture: C-T 201 A C-T 400 Rectron Tubes for B Battery Eliminators C-T199 Standard Base C-T199 Small Base Above Types $2.50 (Except the HI-CONSTRON, Which Sells for $3.00) G U A R A N T El El D RAO 1 O X U B E S Building Better Service into RADIO PARTS Aside from recognized radio uses in which no other metals can be substituted, COPPER and its alloys help you to make good radio sets better sets. For instance, binding posts are superior posts, and battery nuts give best service and satisfaction when made of dependable free-cutting BRASS rod. And— ★ their speedier production makes labor costs lower. COPPER fcr* BRASS RESEARCH ASSOCIATION 25 Broadway, New York ^ Tested and approved by Radio Broadcast -^T