Frequency modulator demodulator trainer 頻率調制調解學習套件
Semiconductor integrated circuits . detail specification for type jb42 modulator demodulator 半導體集成電器. jb42型調制解調器詳細規(guī)范
Methods of measurement for equipment used in digital microwave radio transmission systems - measurements on terrestrial radio - relay systems - transmitter receiver including modulator demodulator 數(shù)字微波無線電發(fā)射系統(tǒng)使用設備測量方法.地面無線電中繼系統(tǒng)測量.發(fā)射機接收機包括調制器解調器
Methods of measurement for equipment used in digital microwave radio transmission systems . part 2 : measurements on terrestrial radio - relay systems . section 4 : transmitter receiver including modulator demodulator 數(shù)字微波無線電發(fā)射系統(tǒng)使用設備的測量方法.第2部分:陸地無線電中繼系統(tǒng)的測量.第4節(jié):發(fā)射機接收機
Methods of measurement for equipment used in digital microwave radio transmission systems - part 2 - 4 : measurements on terrestrial radio - relay systems ; transmitter receiver including modulator demodulator 數(shù)字微波無線電傳輸系統(tǒng)使用設備的測量方法.第2 - 4部分:地面無線電中繼系統(tǒng)的測量.包括調制器解調器的發(fā)射機接收機
Methods of measurement for equipment used in digital microwave radio transmission systems ; part 2 : measurements on terrestrial radio - relay systems ; section 4 : transmitter receiver including modulator demodulator 數(shù)字微波無線電發(fā)射系統(tǒng)使用設備的測量方法.第2部分:地面無線電中繼系統(tǒng)的測量.第4節(jié):發(fā)射機接收包括調制器解調器
Methods of measurement for equipment used in digital microwave radio transmission systems - part 2 : measurements on terrestrial radio - relay systems - section 4 : transmitter receiver including modulator demodulator ; amendment 1 數(shù)字微波無線電發(fā)射系統(tǒng)使用設備的測量方法.第2部分:地面無線電中繼系統(tǒng)的測量.第4節(jié):發(fā)射機接收包括調制器解調器.修改件1