YDC-868-3 Color/black and white TV signal generator - 868-3

YDC-868-Series TV Signal Generator

YDC868-3 Color / black and white television signal generator
YDC-868 Series computer storage type color / black and white TV signal generator system with memory, CPU, high-tech devices such as dedicated encoder composed of 16 species can produce the ideal pattern, pattern is stable and accurate color phase error less than ± 3 °, from the impact of temperature and voltage, use a very wide range, suitable for the design, production, maintenance, color / black and white TV, track circuit failures and adjust the levels of use.

Specifications
1, the TV standard: PAL-D system
2, line frequency: 15625 ± 1%
3, the field frequency: 50Hz
4, the color load wave: 4.43361875 ± 20Hz
5, the RF signal output: 868-3 for the 1-50 channels.
6, Audio: 6.5 MHz
7, the video output ≥ 1Vp-p 75Ω load negative ,868-2B type addition to the output 1Vp-p 16 kinds of image signals, but also the output R, G, B, and the line sync signal (16KHz-38KHz), vertical synchronization signals ( 50Hz-120Hz) for the maintenance SVGA, VGA and other display purposes.
8, the image signal types: a eight round color bar b e d c lattice point center cross line e f g board by the red (-R) h Less Green (-G) i cut the blue (-B) j k yellow white field l Green Field Green Field m p n blue red magenta o
9,868-3 machine has a modulation function, when there are external audio and video signals, can be fired at any channel modulation (15m away) the video input amplitude 1Vp-p, the audio input is 600Ω 0 db ± 3 db (the machine is equipped audio and video attenuator)
10, power supply: 220V ± 20% power consumption <8W
11, Dimensions: 203 X 220 X 70 standard plastic enclosure weighing about 1Kg

Use
1, high-frequency transmitter: Pull out the antenna, turn the power on, select the appropriate frequency channel and the television receiver corresponding
Road test required to select the desired graphics.
Interlock Switch the location of the function keys:
1, the color bars: the left of the six interlocking keys and a separate pop-up all-B bond.
2, round, ideas, pane, the grid,-R,-G, respectively, corresponding to the key while pressing the key bounce-B, The corresponding test pattern.
3, the center crosshair: Press the circle and square button to eject the two key-B can be obtained.
4, magenta: circles and squares, and-B are pressed together.
5,-B key is pressed in white, yellow, blue, green, red and blue graphics below,-B button when the pop-up Surface graphics.