. QST . 40, 80 and 160 Meters, PR Type Z-2 Rugged. Low drift, fundamental oscillators. High activity andpower output. Stands up under maximum crystal currents. Stable,long-lasting, permanently sealed Net 20 Meters, PR Type Z-3 Harmonic oscillator. Low drift. High activity. Can be keyed in mostcircuits. Stable as fundamental oscillators. Fine for doubling to 10and 11 meters or straight through 20 meter operation Net COMMERCIAL COMMERCIAL, PR Type Z-1 Designed for rigors of all types of commercial ser\ice. per cent of specified frequency. Weight less than %
. QST . 40, 80 and 160 Meters, PR Type Z-2 Rugged. Low drift, fundamental oscillators. High activity andpower output. Stands up under maximum crystal currents. Stable,long-lasting, permanently sealed Net 20 Meters, PR Type Z-3 Harmonic oscillator. Low drift. High activity. Can be keyed in mostcircuits. Stable as fundamental oscillators. Fine for doubling to 10and 11 meters or straight through 20 meter operation Net COMMERCIAL COMMERCIAL, PR Type Z-1 Designed for rigors of all types of commercial ser\ice. per cent of specified frequency. Weight less than % against moisture and contamination. Meets FCC require-ments for all types of service. SPECIAL TYPES. Type Z-1, AIRCRAFT Kc„ .005% $ Net Type Z-1, MARS and CAP Official assigned transmitter frequencies in the to .005%. 1500 to 10000 Kc. $ Net Type Z-6AFREQUENCY STANDARD To determine band-edge. To keep theVFO and receiver properly calibrated. 100 Kc $ Net
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectradio, bookyear1915
