| 经销商 | 联系方式 |
|---|---|
| 爱思创Extron电子 | 4000.398766、 021-3760 1568 |
Extron VTG 400DVI 是一款高级可编程、可升级型 视音频测试信号发生器，可以提供准确的全带宽 视频信号再现和高性能音频测试信号。它能提供 广泛的视频信号测图案以及一整套音频基准测 试信号。此测试信号发生器是专业级基准测试工 具，可用于视音频系统的设置、性能评估、校准及 故障诊断。
特性
·视频输出：BNC 上的 RGBHV 和 15 针 HD 连接器，BNC 连接器上的分量视频，4 针微型 DIN 连接器上的 S-视频，BNC 连接器上的复合视频和 DVI-I 插座上的 DVI-D 连接器
·音频输出: 3 针 XLR 连接器和 3.5 mm 微型立体声插孔
·当接收到新的 EDID 数据时，LCD 会显示 DVI 设备的物理分辨率
示意图
面板图
| VTG 400D, VTG 400DVI | |||
| Video signal characteristics | |||
|---|---|---|---|
| Dot clock | 200 MHz (max.) | ||
| Pixel clock accuracy | 100 ppm | ||
| Horizontal frequency range (factory defaults) | 15 kHz to 131 kHz | ||
| Vertical frequency range (factory defaults) | 20 Hz to 120 Hz | ||
| Rise/fall time | |||
| NTSC, PAL | 140 ns | ||
| All other signal rates | <4 ns | ||
| Video output | |||
| Number/signal type |
2 RGBHV, RGBS, RGsB, RsGsBs 1 component video 1 S-video 1 composite video (NTSC/PAL) 1 HD-SDI (SMPTE 292M), SDI (SMPTE 259M-C) – VTG 400D only 1 DVI-D (single link) – VTG 400DVI only |
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| Connectors |
1 x 5 female BNC (RGB) 1 female 15-pin HD (RGB) 1 x 3 female BNC (component video) 1 female 4-pin mini DIN (S-video) 1 female BNC (composite video) 1 female BNC (SDI/HD-SDI) – VTG 400D only 1 female DVI-I (DVI-D) – VTG 400DVI only |
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| Nominal level |
1 Vp-p for RsGsBs, Y of component video and S-video, and for composite video 0.7 Vp-p for RGB and for R-Y and B-Y of component video 0.286 Vp-p (burst) for C of NTSC S-video, 0.300 Vp-p (burst) for C of PAL S-video |
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| Minimum/maximum levels | 0.0 V to 1.0 Vp-p | ||
| Impedance | 75 ohms | ||
| Resolutions | Computer (VGA–QXGA), video (NTSC, PAL), HDTV, 16:9 high resolutions, and custom resolutions (user-defined) | ||
| Return loss | -30 dB @ 5 MHz | ||
| DC offset |
0 ±5 mV for RGB and component video, 0 ±5 mV for NTSC S-video and composite video 14 mV ±5 mV for PAL S-video and composite video |
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| Sync | |||
| Output type |
RGBHV, RGBS, RGsB, RsGsBs (for RGB signals) Tri-level on Y, R-Y, B-Y channels (component video 720p, 1080i, 1080p) Bi-level on Y channel (for all other component video rates) |
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| Standards | NTSC, PAL, SMPTE 170M, SMPTE 274M, SMPTE 293M, SMPTE 295M, SMPTE 296M | ||
| Output level |
0.3 Vp-p for RGsB, RsGsBs, component video (bi-level sync) 0.6 Vp-p for RsGsBs, component video (tri-level sync) TTL: 5.0 Vp-p, unterminated for RGBHV, RGBS |
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| Output impedance | 75 ohms | ||
| Max. rise/fall time | 5 ns (TTL sync) | ||
| Polarity | Positive or negative (scan rate/signal dependent) | ||
| Scope trigger connectors | 1 BNC female (scope trigger) | ||
| Audio | |||
| THD + Noise |
<0.008% typical @ +6 dBu (1.55 V), 1 kHz 0.18% @ -38 dBu (9.75 mV), 20 Hz to 20 kHz |
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| Flatness | ±0.05 dB @ 20 Hz to 20 kHz | ||
| Accuracy | ±0.4 dB | ||
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| Audio output | |||
| Number/signal type | |||
| VTG 400D | 1 mono, balanced; 2 mono, unbalanced | ||
| VTG 400DVI | 1 mono, balanced; 1 mono, unbalanced | ||
| Connectors | |||
| VTG 400D |
(1) 3.5 mm mini stereo jack (unbalanced mono left and right, tip-ring-sleeve) 1 female RCA jack (unbalanced, tip-ring) 1 male 3-pin XLR (balanced) (pin 1 = GND, pin 2 = +, pin 3 = -) |
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| VTG 400DVI |
(1) 3.5 mm mini stereo jack (unbalanced mono left and right, tip-ring-sleeve) 1 male 3-pin XLR (balanced) (pin 1 = GND, pin 2 = +, pin 3 = -) |
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| Impedance | 50 ohms unbalanced, 100 ohms balanced | ||
| Waveforms | Pink noise, white noise, sine wave (fixed/swept burst), square wave, polarity test | ||
| Level ranges |
Pink noise: -72 dBu to -4 dBu (-74 dBV to -6 dBV) (0.20 mV to 500 mVrms) Polarity test: -72 dBu to -14 dBu (-74 dBV to -16 dBV) (0.20 mV to 158 mVrms) All other signal types: -72 dBu to +6 dBu (-74 dBV to +4 dBV) (0.20 mVrms to 1.58 Vrms) |
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| Maximum level (Hi-Z) | >+6 dBu, balanced or unbalanced at 1% THD+N | ||
| Maximum level (600 ohm) | >+4.66 dBu, balanced or unbalanced at 1% THD+N | ||
| Crest factor (pink noise) | 3.25 (10.24 dB) | ||
| Crest factor (white noise) | 1.98 (5.95 dB) | ||
| Rise time (square wave) | 1.5 ms at 20 Hz to 7 µs at 5 kHz | ||
| Rise time (polarity test) | 5 µs | ||
| Frequency accuracy (sine wave) | 50 ppm | ||
| Control/remote — test generator | |||
| Serial control port | RS-232, 9-pin female D connector | ||
| Baud rate and protocol | 9600 baud, 8 data bits, 1 stop bit, no parity | ||
| Serial control pin configurations | 2 = Tx, 3 = Rx, 5 = GND | ||
| Program control |
Extron's control/configuration program for Windows® Extron's Simple Instruction Set (SIS™) |
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| General | |||
| Power | 100 VAC to 240 VAC, 50-60 Hz, 15 watts, internal | ||
| Temperature/humidity |
Storage: -40 to +158 °F (-40 to +70 °C) / 10% to 90%, noncondensing Operating: +32 to +122 °F (0 to +50 °C) / 10% to 90%, noncondensing |
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| Cooling | Convection, vents on sides | ||
| Rack mount | No | ||
| Enclosure type | Metal | ||
| Enclosure dimensions |
6.75" H x 9.0" W x 1.75" D 17.1 cm H x 22.9 cm W x 4.4 cm D (7.5" [19.1 cm] H including connectors.) |
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| Product weight | 3.3 lbs (1.5 kg) | ||
| Shipping weight | 7 lbs (4 kg) | ||
| Vibration | ISTA 1A in carton (International Safe Transit Association) | ||
| Regulatory compliance | |||
| Safety | CE, c-UL, UL | ||
| EMI/EMC | CE, C-tick, FCC Class A, ICES, VCCI | ||
| MTBF | 30,000 hours | ||
| Warranty | 3 years parts and labor | ||
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