It is intended for the broadcasting in FM band. The system transmits stereo and mono radio programs.Frequency synthesizer with digital indication allows the discrete tuning with a step 25kHz. Transmitters are produced in three modifications:
«MARK-66»; «MARK-88»; «MARK-100».
Specification
| Frequency range: | |
| MARK — 66 | 65,8…74 MHz |
| MARK — 88 | 88…100 MHz |
| MARK — 100 | 100…108 MHz |
| Nominal deviation: | |
| MARK — 66 | ± 50 kHz |
| MARK — 88 | ± 75 kHz |
| MARK — 100 | ± 75 kHz |
| Output power onthe 50 Ohms load: | |
| MARK- XX/25 | 25 W |
| MARK- XX/100 | 100 W |
| MARK- XX/500 | 500 W |
| MARK- XX/1000 | 1000 W |
| Power consumption: | |
| MARK-XX/25 | 60 W |
| MARK-XX/100 | 200 W |
| MARK-XX/500 | 1000 W |
| MARK-XX/1000 | 2000 W |
| Admissible VSWR of antenna | 1,4 |
| Deviation of operating frequency | ± 50 Hz |
| Frequency response | 30…15000 Hz |
| Spurious radiation suppression | 60 dB |
| Coupling loss between the channels | 40 dB |
| Resistance of the transmitter linear low-frequency input | (600 ± 60) Ohm |
| Operating mode | continuos |
| AS Supply voltage: | |
| MARK- XX/25, MARK- XX/100 from single phased source | 80…240 V |
| MARK- XX/500, MARK- XX/1000 from tree phased source | 220/380 V |
FM BROADCASTING TRANSMITTERS » MARK»
