TV modulator of the DMV of the range VM-107 and VM-107S
Features:
- Microprocessor control;
- Frequency synthesizer with quartz stabilization;
- Presence of input for summation with external RF signals;
- Two-band modulation;
- The presence of a stabilized power supply + 12V for powering external devices (for example, video cameras);
| Characteristic | VM 107 | VM 107S | |
| Video input | bandwidth | 20Hz-6М Hz | |
| level | 1В р-р/75 Оm | ||
| Sound Input | bandwidth | 50 Hz -15kHz | |
| level | 0.775V/10kOm | ||
| Output level (75 Ohm), dB / μV | >70 | ||
| Limits of output level adjustment, dB | 0…-10 | ||
| Frequency band, MHz | 47-900 | ||
| Loss of an external signal at the loop-through input, dB | 1 | ||
| Accuracy of installation per channel, kHz | ±10 | ||
| Frequency of subcarrier of sound, MHz | 6.5 / 5.5 | ||
| Supply voltage | 12V/100мА | 220В/50 Hz | |
| Operating temperature range | -10 … +50°С | ||
| Maximum external load current 12V, mA | — | 150 | |
