DE3174369D1
(en )
1986-05-15
Circuit for the processing, transmission and acoustic reproduction of digitalized tone frequency signals
AU7720691A
(en )
1991-11-28
Digital signal encoding apparatus
GB2011226A
(en )
1979-07-04
Transmission of signals in carrier wave channels
AU3211984A
(en )
1985-03-04
Hydrokinetic amplifier
SE9102333D0
(sv )
1991-08-12
Foerfarande och anordning foer digital filtrering
GB2184923B
(en )
1988-02-24
Apparatus for modulating and demodulating digital signals
CS274769B2
(en )
1991-10-15
Connection of counterleakage detector
AU567181B2
(en )
1987-11-12
Interfacing cam and toggle lockup
CS274770B2
(en )
1991-10-15
Connection of twoband detector
CS274990B2
(en )
1991-12-17
Counterfading circuit connection
CS274759B2
(en )
1991-10-15
Connection of ionospheric radio system
JPS5354454A
(en )
1978-05-17
Bias circuit for microwave amplifier
DE3478832D1
(en )
1989-08-03
Method of recording pcm audio transmission signals with signal error compensation
GB2265529A
(en )
1993-09-29
A method and arrangement for use in the elimination of echoes in a subscriber line circuit
DE3477115D1
(en )
1989-04-13
Process for the transmission and the reception of digital information signals
JPS53131815A
(en )
1978-11-17
Phase linear type emphasizer
AU589236B2
(en )
1989-10-05
Waveguide arrangements for transmission of radio-relay signals in two or more radio-relay frequency bands
SU702544A1
(ru )
1979-12-05
Устройство передачи и приема двух сигналов звукового сопровождени телевидени
CS274762B2
(en )
1991-10-15
Connection of counterleakage transmitter
GB2005507A
(en )
1979-04-19
Negative impedance converters
GB2251748B
(en )
1992-11-25
Process and device for the measurement of the spatial delay between two incident microwave signals of the same frequency
SE8306640D0
(sv )
1983-12-01
Radioanleggningar
GB2144948B
(en )
1986-09-17
Method and circuit for the tdm transmission of binary signals
JPS57188151A
(en )
1982-11-19
Am stereo signal transmission system
SU1155964A1
(en )
1985-05-15
Method of digitizing ratios of amplitudes of in-phase and quadrature-phase components of two signals in reference to the third signal