WISI OV38 Dual Stereo AV MODULATOR

Wisi OV38 Two-channel stereo modulator (45-862 MHz).

Generates a signal with vestigial sideband, with a step of 250 kHz setting.

Modulates two audio and two video signal.

Multi-support.

NICAM.

 Type connectors (audio / video) BNC / Cinch.

Integrated generator test tables.

Video - Channel A/B

Input level 1 Vss / ± 0,4 V

Video bandwidth 0,020 - 5,0 MHz

S/N (CCIR 405-1) t 57 dB typ. 59 dB

Audio - Channel A/B

Output frequency range 40 - 15000 Hz

Input impedance switchable 600 : / 10 k:

(cinch socket)

S/N (1 kHz Sinus) typ. 55 dB

Input level for nom. deviation -4 dBm/ 1 kHz

Audio level +5 dB... -9 dB

Distortion min. 0,6 % typ. 0,3 %

Modulator

Output frequency range 45-862 MHz

Frequency steps 250 kHz

Output impedance F socket 75 :

Output level (loop) 74 - 89 dB¼V

(single) 84 - 99 dB¼V

Thru loss d 1,5 dB

Return loss t 16 dB (-1 dB/Okt.)

TV standards B/G*, D/K*, I, L

* Stereo / Dual tone 2nd sc with ID / NICAM

General

Connectors RF F

A/V input BNC / Cinch

Power supply 5 VDC / 1200 mA12 VDC / 530 mA

Housing Zinc die-cast

Dimensions 30 x 264 x 199 mm

Ambient temperature -5 °C...+50 °C

Storage temperature -25 °C...+75 °C

Max. humidity non condensing 95 %

EMC corresponding to EN 50083-2