specifications mitsumi rf modulator for vcr and catv MD20-VA2330 outline md20 series are compact rf modulators developed for vcr and catv and especially designed for use in instruments operating with low supply voltages. rf modulators features 1. compact and light weight, ideal for vcr and catv. 2. a change of channel is electronic change system. 3. high performance for saw resonator and ic use. model MD20-VA2330 item (america) rating supply voltage 5v current consumption 15ma max. operating temperature range 0~60?c rf output impedance 75 general specifications
mitsumi rf modulator for vcr and catv dimensions electrical specifications video carrier output 69 db video carrier frequency 55.250 mhz 61.250 video percent modulation 81.2510% output v.s.w.r. 3 max. spurious signals within assigned band 60db max. other spurious signals - 30db max. audio sub-carrier frequency 4.5000.008mhz audio fm deviation 5010khz video to audio level ratio 123db video carrier frequency drift vs. 0.150mhz ambient temperature audio sub-carrier frequency 0.020mhz drift vs. ambient temperature video signal input waveform 2.248vp-p audio signal input waveform 1.0vp-p +2 - 3 * specifications may be changed without notice. * 0~55?c unit : mm, general tolerance : 1.0 terminals 1. video sig. input 2. channel select 3. audio sig. input 4. +b 5. rf output case : ground note : channel select +b 3ch ground 2ch * for the technical details of the products in this page, please refer to sales promotion dept., tochigi mitumi co., ltd phone: 0 283 (23) 3332.
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