. QST . V. -ps^tMSHrof^ Oik X Build your ownTRANSISTOR DEVICES • dynamic microphone • audio preamplifier • five-waft audio amplifier • multivibrator • 100 KC oscillator • DC voltmeter• field strength meter Youll find complete instructions for theseand many other equally useful transistorizeddevices in Sylvanias new booklet. This new booklet is a must for anyoneinterested in getting a firsthand practicalunderstanding oi the transistor. Each of thecircuits has been designed by Sylvania en-gineers, built around Sylvania transistors andtested in Sylvania Laboratories to give you acompilation of pr
. QST . V. -ps^tMSHrof^ Oik X Build your ownTRANSISTOR DEVICES • dynamic microphone • audio preamplifier • five-waft audio amplifier • multivibrator • 100 KC oscillator • DC voltmeter• field strength meter Youll find complete instructions for theseand many other equally useful transistorizeddevices in Sylvanias new booklet. This new booklet is a must for anyoneinterested in getting a firsthand practicalunderstanding oi the transistor. Each of thecircuits has been designed by Sylvania en-gineers, built around Sylvania transistors andtested in Sylvania Laboratories to give you acompilation of practical transistor data. Cir-cuit descriptions are preceded by a full, refer-enced chapter on Transistor Theory. Pick up your copy at your Sylvania Dis-tributor—or send 25f in coin with this coupon. Sylvania Electric Products Main Street, Buffalo 9, N. Y. Sylvania Electric Products Main Street, Buffalo 9, N. Y. Enclosed is 25(f in coin for my copy o\ 2S Usesof J unci ion Tr
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectradio, bookyear1915
