XY=54 c) Figure 1 below shows the attenuation characteristic for radiowave propagation up to the HF band. During the night, asystem using a 1 kHz carrier transmits a signal at a power of30.XY dBW.Calculatei)ii)the transmitted power in Watts?the received power 1000 km from the transmitter.Attenuation,d8/km6-(elf)NightIAWavelength, m1051010⁰(vi)Day(18)10³(mfl--(hf)-Frequency, kHz(Courtesy D. Lionwyn Jones)Figure 1. Attenuation characteristic for LF radio bands

Frequency f = 1kHzTransmitted signal power PT=30.XY dBW =30.54 dBWFrom the figure we conclude…

c) Figure 1 below shows the attenuation characteristic for radio wave propagation up to the HF band. During the night, a system using a 1 kHz carrier transmits a signal at a power of 30.XY dBW. Calculate i) ii) Attenuation,d8/km the transmitted power in Watts? the received power 1000 km from the transmitter. 6 10 -(elf) Wavelength, m 105 Night 10⁰ (vi) Day (18) 10³ (mfl- -(hf)- Frequency, kHz (Courtesy D. Llanwyn Jones) Figure 1. Attenuation characteristic for LF radio bands

c) Figure 1 below shows the attenuation characteristic for radio wave propagation up to the HF band. During the night, a system using a 1 kHz carrier transmits a signal at a power of 30.XY dBW. Calculate i) ii) Attenuation,d8/km the transmitted power in Watts? the received power 1000 km from the transmitter. 6 10 -(elf) Wavelength, m 105 Night 10⁰ (vi) Day (18) 10³ (mfl- -(hf)- Frequency, kHz (Courtesy D. Llanwyn Jones) Figure 1. Attenuation characteristic for LF radio bands

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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