TM – 800 VSB STEREO TV MODULATOR

New TM-800 stereo modulators are versatile instruments for security control, internal information channel and expanding CATV/SMATV system. The high quality VSB TV-modulators give perfect adjacent channel operation on VHF/UHF band. 800-series modulators TM-818/TM-828/TM-838 features high output level with excellent signal purity.

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Description

Features

Low stock keeping due to wideband modulator
Twin and triple modulators in 1 RU minimize space requirement at headend
A2 or NICAM stereo
All features are microprocessor controlled

Technical specification

Modulation AM VSB
Number of modulators TM-818 1 (I output) TM-828 2 (2 outputs) TM-838 3 (3 outputs)
Output frequency range 112,25 – 855,25 MHz
Transmission standard B/G
Maximum output level 105 dBμV/output
Nominal video input level 1,0 Vpp
Video input impedance 75 ohm
Nominal audio input level 0,5 Vrms
Audio input impedance 4,7 kohm

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