 | United States. Federal Communications Commission - 1982 - 420 lapas
...should be provided for connection and continuous operation of an approved modulation monitor. (11) If a limiting or compression amplifier is employed,...the use of preem-phasis in the transmitting system. (12) Any emission appearing on a frequency re-moved from the carrier by between 120 kHz and 240 kHz... | |
 | 1946 - 1406 lapas
...provided for connection and continuous operation of approved frequency and modulation monitors. (11) If a limiting or compression amplifier is employed,...the use of pre-emphasis in the transmitting system. B. Construction. In general, the transmitter shall be constructed either on racks and panels or in... | |
 | 1975 - 558 lapas
...Inoperative since the exact amount of noise permissible from that source Is not known at this time. (6) If a limiting or compression amplifier is employed,...use of pre-emphasis In the transmitting system. (7) The percentage of modulation shall be maintained as high as possible consistent with good quality of... | |
 | 1981 - 648 lapas
...inoperative since the exact amount of noise permissible from that source is not known at this time. (6) If a limiting or compression amplifier is employed,...use of pre-emphasis in the transmitting system. (7) Aural modulation levels are specified in § 73.1570. (c) Requirements applicable to both visual and... | |
 | 1992 - 664 lapas
...inductance-resistance network having a time constant of 75 microseconds. (See upper curve of Figure 12 I 73.699.) (2) If a limiting or compression amplifier is employed,...the use of pre-emphasis in the transmitting system. (3) Aural modulation levels are specified in § 73.1570. (c) Requirements applicable to both visual... | |
 | 1993 - 688 lapas
...inductance-resistance network having a time constant of 75 microseconds. (See upper curve of Figure 12 §73.699.) (2) If a limiting or compression amplifier is employed,...the use of pre-emphasis in the transmitting system. (3) Aural modulation levels are specified in § 73.1570. (c) Requirements applicable to both visual... | |
 | 1986 - 628 lapas
...inductance-resistance network having a time constant of 75 microseconds. (See upper curve' of Figure 12 ! 73.699.) (2) If a limiting or compression amplifier is employed,...the use of pre-emphasis in the transmitting system. (3) Aural modulation levels are specified in § 73.1570. (c) Requirements applicable to both visual... | |
 | 1998 - 820 lapas
...inductance-resistance network having a time constant of 75 microseconds. (See upper curve of Figure 12 §73.699.) (2) If a limiting or compression amplifier is employed,...in its connection in the circuit due to the use of pre-emphasls in the transmitting system. (3) Aural modulation levels are specified in § 73.1570. (c)... | |
 | 2000 - 878 lapas
...amended at « FR 65765, Nov. 15, 1979] S 73.766 Modulation and bandwidth. The percentage of modulation shall be maintained as high as possible consistent...quality of transmission and good broadcast practice. In no case shall it exceed 100 percent OB positive or negative peaks of frequent recurrence. It should... | |
 | 1998 - 812 lapas
...at U FR 65765, Nov. 15, 1979] §73.766 Modulation and bandwidth. The percentage of modulation sha]'. be maintained as high as possible consistent with...quality of transmission and good broadcast practice. In no case shall it exceed 100 percent on positive or negative peaks of frequent recurrence. It should... | |
| |
... voltage or for other factors affecting the output power. (9) Adequate provision shall be provided in all component parts to avoid overheating at the rated maximum output power. (10) Means should be provided for connection and continuous operation... 
