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Nanjing PNA Instruments Co., Ltd. was established in 1995, as a high-tech enterprise, development and mass production of popular vector Network Analyzer and related products. PNA is a registered trademark for the company. PNA is the abbreviation of Popular Portable Phasor Network Analyzer. [More]
 射频技术小词典
 射频同轴电缆特性阻抗Zc的测试
 常用公式
 频段划分与波长对照表
 常用ρ、RL与|Γ|对照表
 功率、dBm与50Ω线上电压对照表
PNA Instruments Co.,Ltd 14th floor of Jiangdong North road NO: 301, Nanjing, China Tel: +86-25-86200301 ,-86200340 E-mail:sales@pna.com.cn Western office Xinke road#2, 215, Xian,China Tel:029-82223339 13891890568 E-mail: xian@pna.com.cn
 
功率、dBm与50Ω线上电压对照表

             dBm          电压(有效值)        电压(峰峰值) 

1000000W=1MW         90              7.07 KV                 20 KV

100000W=100KW        80             2.236 KV              6.325 KV

10000W=10KW          70             0.707 KV                  2 KV

1000W=1KW            60             223.6  V              632.5  V

100W                 50              70.7  V                200  V

10W                  40             22.36  V              63.25  V

1W                   30              7.07  V                 20  V

100mW=10-1W          20             2.236  V              6.325  V

10MW=10-2W           10             0.707  V                  2  V

1mW=10-3W            0              223.6 mV             632.46 mV

100μW=10-4W         -10              70.7 mV                200 mV

10μW=10-5W          -20             22.36 mV              63.25 mV

1μW=10-6W           -30              7.07 mV                 20 mV

100nW=10-7        -40             2.236 mV              6.325 mV

10nW=10-8W          -50             0.707 mV                  2 mV

1nW=10-9W           -60              223.6μV             632.46 μV

100pW=10-10W        -70               70.7μV                200 μV

10pW=10-11W         -80              22.36μV              63.25 μV

1pW=10-12W          -90              7.07 μV                 20 μV

100fW=10-13W        -100            2.236 μV              6.325 μV

10fW=10-14W         -110            0.707 μV                  2 μV

1fW=10-15W          -120            223.6 nV             632.46 nV

100aW=10-16W        -130             70.7 nV                200 nV

10aW=10-17        -140            22.36 nV              63.25 nV

1aW=10-18W          -150             7.07 nV                 20 nV

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