簡(jiǎn)要描述：專業(yè)銷售BK 1249b NTSC彩色信號(hào)發(fā)生器
產(chǎn)品型號(hào)：廠商性質(zhì)：經(jīng)銷商更新時(shí)間：2019-06-19訪 問(wèn) 量：931歡迎前來(lái)詢價(jià)
北京恒遠(yuǎn)安諾生化科技有限公司
www.annovatek.com
：
： nickqian8888
：錢
www.annovatek.com
Specifications
| Color Bars | White （75% or 100% switch selectable） Yellow, Cyan, Green, Magenta, Red, Blue, Black （7.5% set-up） |
| Chroma | Switch Selectable |
| Accuracy | ±5 and ±5 IEEE |
| Staircase | COLOR OFF obtains staircase from color bars |
| Rasters | Black |
| Convergence | Center dot 7 x 11 dots 7 x 11 crosshatch Center Cross |
| RF Output | Channels: CH 3, CH 4, 1F. 61.25, 67.25, 45.75 MHz ± 0.008MHz |
| Level | 10 mV rms minimum into 75 |
| Impedance | 75 Ohms |
| Composite Video | 1V p-p into 75 Negative or positive polarity sync available |
| Amplitude | Variable 0 to ±1.2V p-p into 75 Calibrated 1V p-p position with negative sync |
| Impedance | 75 Ohms |
| Patterns | BNC and D-Type Sub-Miniature Connectors, convergence and color bars |
| Level | TTL level and low level, （0.8 ± 0.2V）, switch selectable |
| Impedance | 75 Ohms |
| Sound | 4.5 MHz ± 0.2% modulated by approximay 1 kHz audio tone, switch selectable |
| Composite | NTSC-M TTL level; interlace for NTSC color bars and switch selectable interlace or progressive for convergence patterns （negative polarity sync） |
| Horizontal | TTL level （Positive polarity sync.） |
| Vertical | TTL level （Positive polarity sync.） |
| Impedance | 75 Ohms |
| Color Subcarrier | NTSC signal: 3.579545 MHz （+50 Hz） |
| Power Source | 105 to 130 VAC, 60Hz, 8W |
| Operating Temperature | 32° to 122°F （0° to +50°C） |
| Dimensions | 3.39" x 10.39" x 11.42" （86 x 264 x 290 mm） |
| Weight | 2.8 lbs. （1.3 kg） |
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