Terra MT41 - Technical Characteristics; Modulator Technical Specifications

TECHNICAL CHARACTERISTICS
Type MT41 MT47 MT57
Ordering number 12860V1 12862V1 12863V1
Video input frequency range 20 Hz - 6 MHz
level/impedance 1 V ± 0.1 V/75 Ω
Audio input frequency range 20 Hz - 15 kHz
level adjustment 0 ÷ 7 dB ± 6 dB by 2 dB step
level/impedance/deviation* 2x775 mV RMS/10 kΩ/50 kHz* 2x775 mV RMS/10 kΩ/50 kHz**
RF output level (typical)/impedance 90 dBµV/75 Ω 85 dBµV/75 Ω
level adjustment 0 ÷ -20 dB
output channels
G/K/I/L/M/N/Australia B/G/D/K/H/I/L/M/N/Australia
according channels charts
frequency range 470-862 MHz 45-84 MHz, 170-300 MHz, 470-862 MHz
Sound subcarrier frequency 4.5 MHz, 5.5 MHz, 6.0 MHz, 6.5 MHz B/G/Australia stereo A2***
Fine tuning range of video carrier frequency ±2.25 MHz max. by 0.25 MHz step
Combining through loss 2.5 dB
Frequency range of RF combining 45-862 MHz
Video frequency response ± 1 dB
A/V ratio 12/16 dB
Amplitude modulation depth, typical 81 %
Signal/noise ratio, weighted ≥ 55 dB
Supply voltage limit values, power consumption 198-250 V~ 50/60 Hz 3 W 198-250 V~ 50/60 Hz 4 W
Operating temperature range -10
o
÷ + 50
o
C +0
o
÷ + 50
o
C
Dimensions/Weight (packed) 133x73x39 mm/0.36 kg
* available to set standard deviation ± 50 kHz of sound carrier when input level 340 mV÷775 mV in both audio inputs
** available to set standard deviation ± 50 kHz of sound carrier when input level 388 mV÷1545 mV RMS in both audio inputs
*** second sound subcarrier frequency 5.742 MHz
software control
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INTERCONNECTION EXAMPLE OF ASSOCIATED APPARATUS
VIDEO
AUDIO R
RF OUT
R=75 W
AUDIO L
4