1, Scientists say there is no convincing evidence that power lines have anything to do with cancer.

2, Power lines were blown down and we had a blackout of several hours.

3, The winds downed power lines.

4, The wind snapped branches and power lines.

5, Falling trees blacked out several electric power lines.

6, They were undergrounding power lines.

7, Winds brought down power lines, sparking a fire.

8, Storms downed trees and power lines.

9, The ice storm has downed trees and power lines all over the region.

10, The helicopter burst into flames after hitting a power line.

11, Hypothesis Power lines,[http:///power line.html] cancer and cyclotron resonance Living close to overhead power lines may increase the risk of cancer in humans.

12, Concern about the link between power lines and cancer first arose in 1979.

13, They also destroyed roads, power lines, and sugar and cotton mills over a wide area.

14, Living close to overhead electric power lines causes health hazards.

15, A magpie rests on the power line.

16, Transmission of power line at very high voltage.

17, One mourning dove coos up the power line.

18, Keep away from the high - tension power line.

19, A high power line driver comes standard.

20, Used for hanging, cradling, communication cable, overhead power line and fixing etc.

21, Power Line Communications PLC to develop the basis of information, design and technical papers, etc. 5.

22, Some people are worried that electromagnetic fields from electric power lines could increase the risk of cancer.

23, Sir Richard Doll, the epidemiologist who discovered the link between smoking and lung cancer in the 1960s, will this week warn that children living near electricity power lines are at an increased risk from leukaemia.

24, They look like jittery, hysterical little birds crowded together on a power line.

25, Special noise absorption materials are even mixed with road asphalt and coat electric power lines here.

26, In total some 4,200 metres of 33,000 volt and 11,000 volt power lines were re-routed along the southern boundary of the bypass.

27, From Tempe to east Mesa, 10, 000 people lost electricity when high winds toppled a 12, 000-volt power line.

28, He looked beyond the gate to the street, where three cars had floated into a heap under a swinging power line.

29, The airport's runway was bracketed on one end by power lines and on the other by a peach orchard.

30, CBF series are able to be applied to large current DC power line.

31, Standard FTT 10 A transceiver and Optionally Power Line Transceiver.

32, ASCOM , Power Line Modem and Routers, power line communications based broadband networking.

33, The EMI power line filter is a primary tool available to the designed of electronic equipment for EMC design.

34, The purpose of a balanced line is to transfer a "signal" from one place to another while rejecting "ground noise", which is not white noise or hiss, but power line related hum and buzz.

35, The second part introduced relevant concept of collaboratory, power line communication technology, and power line network unit, etc. as well as the latest research progress both at home and abroad.

36, But using spread spectrum communication on power line can attain reliability's demand . "

37, The background harmonic voltage is related with not only the power of harmonic sources and variation of power line voltages but also the power system structure and capability.

38, Voltage provided to a ballast by a power line or power supply.

39, Power Line Communications PLC to develop the basis of information, design and technical papers, etc. 1.

40, Disconnect the power line before changing accessories and when not in use.

41, The secondary power switch was increased in the power line of the room to determine the load current when it was on power supply.

42, The measurement and examination of wave trap coil and coupling filter used for power line carrier communication system are an important part to ensure the electric power system operating normally.

43, The data communication hardware and software of low-voltage power line based on coding method are built on RISE3201.

44, As the insertion loss of power line filter is affected by terminal impedance, it is difficult to match,[] which causes great difference from the insertion loss stipulated in standard.

45, Experiments show that this data multiplexer is reliable and significant for localization of modern digital power line carrier in China.

46, Presents the possible ways to improve BER performance of power line carrier channel for transmitting those signals.

47, According to the characteristics of low voltage power line,() the automatic relay routing algorithm with relay constraints is employed in user data receiving.

48, This article briefly introduces the produce of transmitting noise caused by converter valves, noise propagation mode, and its affection to adjacent power line carrier channels.

49, Good set of exclusive plug in the power line without the foot off the line, show whether the plug board plug board is good or try to change the program.

50, Too much electricity, as when lightning or other electrical disturbance affects a power line, may destroy chips or other electronic components of a computer.

51, Both the highway and the power line require the approval of the Department of the Interior, which is entrusted with the preservation and maintenance of the national parks.

52, But UTP cabling does work as well and does not have to radiate, and avoids the potential for power line loops and is likely least expensive.

53, It is thoroughly considered in this new method that harmonic attenuation, reactive power compensation, mistuning, background harmonic and resonance with power line impedance.

54, As shown in Figure 3-12, common- mode current (ICM) is caused by capacitive coupling (CCOUPLING) from the power line through the power transformer.

55, Spiking: Inconstant surges in power on an electrical power line causing interference with sensitive electronic equipment.

56, Power Line Communications PLC to develop the basis of information, design and technical papers, etc. 2.

57, But if a bird (or a power line worker) accidentally touches an electrical "ground" while in contact with the high-voltage wire, she completes an electrical circuit.

58, This symbol means an alternating current ( AC ) power line.

59, The invention relates to the field of industrial control, in particular to a gas detection alarm system using power line carrier communicating module to transfer alarm information.

60, The design of the communication and controlling circuit that transmits DTMF code in AC220 inphase power line is presented. It forms a complete system with data picking and processing circuit.

61, In this paper the development of power line harmonic analyzer based on ind us-trial PC is introduced , and the working principle and design method are given.

62, Instantaneous reactive power calculated in the measuring circuit is based on instantaneous voltage and instantaneous current value of the supply power line.

63, The power line communication real-time channel simulator is constructed with FPGA to meet the requirements of system for real-time performance and low cost.

64, According to the actuality and characteristics of power line communication currently, an automatic routing method based on ant colony algorithm was presented, which could achieve remote meter reading.

65, An EMI Power Line Filter is a multiple port network of passive components arraged as a low pass filter.

66, The one or more inductive coupling elements are configured to couple a power line signal from the analog front end to one or one coax connectors.

67, Introduces a remote data collection system based on power line carrier ( PLC ) and GPRS network communication.

68, Unreeling and setting the leading string by the aid of dynamic parachute is an effective approach to important power line crossing in the construction of overhead transmission lines.

69, Signal attenuation in the power line environment is often great, and unpredictable.

70, Distribution power line power to users directly. Its reliability is very important.

71, This paper recounts the principles of the accuracy time transmission method by means of power line.

72, In Gaussian noise channel and power line channel,[] this emulational system calculate out relationship between bit error rates and signal to noise ratios.

73, A power line testing vehicle at Su - Ao Station.

74, There are two kinds of Power Line Carrier technology. One is used for Load Control, Remote Meter Reading and Home Automation, which is a short rate application.

75, Inconstant surges in power on an electrical power line causing interference with sensitive electronic equipment.

76, Due to many advantages of Orthogonal Frequency Division Multiplexing technique, it becomes the best choice for low-voltage power line broadband communication.

77, It can reach more than l. 5Mbps data transmission speed in the available frequency band of existing power line carrier communication system by academic calculate and simulation.

78, Put the power line through the frame to the terminal, then fasten the glow starter tightly.

79, The transmission characteristics are investigated that includes the impendence, attenuation and noise performance of the low-voltage power line carrier channel.

80, The un - satisfied power grid environment becomes the biggest challenge to the power line carrier technology.

81, The low-voltage power line channel properties are analyzed in this paper and a decision feedback channel estimation method is proposed on condition of slow time-variant of channel.

82, While dealing with the main principle of trellis code, this paper presents a new scheme to implement the digital power line carrier transmission system with TCM technology.

83, Adds them into the power line, and then retrieves data by decoding.

84, Finally, a practical calculation example of clamping the voltage of low voltage power line under the surge and effusion surge current by metal oxide varistor is given.

85, Physical topology of low - voltage networks is unpredictable, and its Power Line Communication ( PLC ) channel is changeable.

86, The Wigner Ville time frequency analysis in conjunction with properly selected OFDM parameters is applied to evaluate the signal dynamic range performance over the low voltage power line network.

87, A section of this road would traverse Sequoia National Park, as would a proposed high-voltage power line needed to provide electricity for the resort.

88, In this dissertation, the author does the research of the transmission characteristics and the power line noise.

89, Overhead power line is one of design items commonly meeting with.

90, Orthogonal Multi-Carrier Modulation(OMCM) is adopted to overcome the frequency selectivity and time variation of low-voltage power line channel.

91, Carrier current systems use the power line mains to transfer information between remote locations.

92, The invention is a rapid calculation tool for calculating the electromagnetic induction dangers and disturbance in telecommunication line caused by the induction of the power line.

93, There are stili many problems to be solved in the orthogonal frequency division multiplexing (OFDM), which is a promising crucial technique in low voltage power line communication.

94, Power line whether breakover , whether with plug bad contact.

95, Power line carrier communication means transmitting data via power line.

96, Power Line Communications PLC to develop the basis of information, design and technical papers, etc. 6.

97, The end plug component comprises a rail tube plug socket connected with the power line rail tube and a lamp tube plug socket connected with the lamp tube seat.

98, At the Fukushima plant, Tokyo Electric Power Company — with help from the Japan Self-Defence Force, police and firefighters — managed to connect a power line to reactors 1 and 2.

98, try its best to gather and build good sentences.

99, The test results show that the control system is stable and reliable, and meets the requirement of carrier control with power line.

100, The CEBus? communications protocol addressed home security early in its development stages and includes a mechanism for authenticating and even encrypting packets on the power line.

101, This system can measure power line impedance accurately using a new arithmetic, and can adaptively match the power line impedance.