it is small size modulator platform which is made of 16 modulator units.it is 19" standard frame.
features:
small size frame to save space.
mcu control,audio/video dual phase-lock.
excellent if saw filter to get excellent audio and video linearity.
fixed channel in48-560mhz or 49-871mhz.
high putput level,out-band restrain over 65db.
smd,ultra stable operaton.
switch power supply for broad input power voltage.
can install 12pcs modulator units and 1pc power supply unit(16pcs modulator units when without power supply).
output frequency range 49-871mhz
rf output level ≥ 110dbμv
parasitic output rejection ratio ≥ 60(maximum output frequency)db
rf output retum loss ≥ 13db
video transfer system  87.5% (video input level1vp-p)
video-band flatness ± 1.2db
differential gain ≤ 3﹪
differential phase ≤3º
video signalto noise ratio≥ 60db
clour/light time delay difference ≤ 45ns
image/sound carrier power ratio (v/a) 1020 continuously adjusttable
image,soundfrequency spacing 6500±2pal-d/k5500±2pal-b/g4500±2ntsc
the accuracy of the image carrier frequency ≤5khz
audio frequency modulation 50 khz
audio total harmonic distortion ≤ 1％
audio signal to noise ratio ≥ 60db
audio pre-emphasis 50μs
power supply ac 220±10％v
ambient temperature  550
relative humidity ≤ 85％
atmospheric pressure working environment 86106 kpa

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深圳市德泰克电子科技有限公司
张莉
13430850788
中国 深圳