Extron CrossPoint 300 42 HVA 设计用于路由宽带 RGBHV 及平衡或非平衡立体声音频信号。这款 4x2 切换器具有 300 MHz（-3 dB）的视频带宽，满载，并完全兼容 RGBS、RGsB、HDTV、分量视频、S-视频和复合视频信号。
Extron CrossPoint 300 42 HVA 设计用于路由宽带 RGBHV 及平衡或非平衡立体声音频信号。这款 4x2 切换器具有 300 MHz（-3 dB）的视频带宽，满载，并完全兼容 RGBS、RGsB、HDTV、分量视频、S-视频和复合视频信号。
特性
300 MHz（-3 dB）RGB 视频带宽，满载
ADSP™ - 高级数字同步处理技术
音频输入的增益和衰减
RS-232 控制端口
示意图
| CrossPoint 300 42 HVA | |||
| Video | |||
|---|---|---|---|
| Routing | 4 x 2 matrix | ||
| Gain | Unity | ||
| Bandwidth | 300 MHz (-3 dB), fully loaded | ||
| 0 - 10 MHz | No more than +0.1 dB to -0.1 dB | ||
| 0 - 130 MHz | No more than +0.8 dB to -0.8 dB | ||
| Crosstalk | -80 dB @ 1 MHz, -55 dB @ 10 MHz, -45 dB @ 30 MHz, -37 dB @ 100 MHz | ||
| Switching speed | 200 ns (max.) | ||
| Video input | |||
| Number/signal type | 4 RGBHV, RGBS, RGsB, RsGsBs, HDTV, component video, S-video, composite video | ||
| Connectors | 4 x 5 BNC female | ||
| Nominal level | 1 Vp-p for Y of component video and S-video, and for composite video 0.7 Vp-p for RGB and R-Y and B-Y of component video 0.3 Vp-p for C of S-video |
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| Minimum/maximum levels | Analog: 0.5 V to 2.0 Vp-p with no offset | ||
| Impedance | 75 ohms | ||
| Return loss | <-30 dB @ 5 MHz | ||
| DC offset (max. allowable) | 1.5 V | ||
| Video output | |||
| Number/signal type | 2 RGBHV, RGBS, RGsB, RsGsBs, HDTV, component video, S-video, composite video | ||
| Connectors | 2 x 5 BNC female | ||
| Nominal level | 1 Vp-p for Y of component video and S-video, and for composite video 0.7 Vp-p for RGB and R-Y and B-Y of component video 0.3 Vp-p for C of S-video |
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| Minimum/maximum levels | 0 V to 2.0 Vp-p (follows input) | ||
| Impedance | 75 ohms | ||
| Return loss | <-30 dB @ 5 MHz | ||
| DC offset | ±10 mV with input at 0 offset | ||
| Sync | |||
| Input type | RGBHV, RGBS, RGsB, RsGsBs | ||
| Output type | RGBHV, RGBS, RGsB, RsGsBs (follows input) | ||
| Input level | 0.5 V to 5.0 Vp-p, 4.0 Vp-p normal | ||
| Output level | AGC to TTL: 4.0 V to 5.0 Vp-p, unterminated | ||
| Input impedance | 75 or 510 ohms, switchable | ||
| Output impedance | 75 ohms | ||
| Max. input voltage | 5.0 Vp-p | ||
| Max. propagation delay | 30 ns | ||
| Max. rise/fall time | 4 ns | ||
| Polarity | Positive or negative (follows input) | ||
| Audio | |||
| Routing | 4 x 2 stereo matrix | ||
| Gain | Unbalanced output: -6 dB; balanced output 0 dB | ||
| Frequency response | 20 Hz to 20 kHz, ±0.05 dB | ||
| THD + Noise | 0.03% @ 1 kHz at nominal level | ||
| S/N | >90 dB, balanced, at maximum output (21 dBu) (unweighted) | ||
| Crosstalk | <-80 dB @ 1 kHz, fully loaded | ||
| Stereo channel separation | >90 dB @ 1 kHz | ||
| CMRR | >75 dB @ 20 Hz to 20 kHz | ||
| Audio input | |||
| Number/signal type | 4 stereo, balanced/unbalanced | ||
| Connectors | (4) 3.5 mm captive screw connectors, 5 pole | ||
| Impedance | >10k ohm, balanced/unbalanced, DC coupled | ||
| Nominal level | 0 dBu (775 mV) | ||
| Maximum level | +19.5 dBu, (balanced or unbalanced) at 0.01% THD+N | ||
| Input gain adjustment | -18 dB to +24 dB (default = 0 dB), adjustable per input by RS-232 or front panel | ||
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| Audio output — audio models only | |||
| Number/signal type | 2 stereo, balanced/unbalanced | ||
| Connectors | (2) 3.5 mm captive screw connectors, 5 pole | ||
| Impedance | 50 ohms unbalanced, 100 ohms balanced | ||
| Gain error | ±0.1 dB channel to channel | ||
| Maximum level (Hi-Z) | >+21 dBu, balanced or unbalanced at 0.10% THD+N | ||
| Maximum level (600 ohm) | >+15 dBm, balanced or unbalanced at 0.10% THD+N | ||
| Control/remote — switcher | |||
| Serial host control port | 1 RS-232, 9-pin female D connector | ||
| Baud rate and protocol | 9600 (default), 19200, 38400, 115200 baud (adjustable); 8 data bits, 1 stop bit, no parity | ||
| Serial control pin configurations | |||
| RS-232 | 9-pin female D connector: 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, 40 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, no vents | ||
| Rack mount | Yes | ||
| Enclosure type | Metal | ||
| Enclosure dimensions | 1.75" H x 17.5" W x 9.5" D (1U high, full rack wide) (4.4 cm H x 44.5 cm W x 24.1 cm D) (Depth excludes connectors, width excludes rack ears.) |
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| Product weight | 4.9 lbs (2.2 kg) | ||
| Shipping weight | 8 lbs (4 kg) | ||
| DIM weight (International) | 9 lbs (5 kg) | ||
| Vibration | ISTA 1A in carton (International Safe Transit Association) | ||
| Regulatory compliance | |||
| Safety | CE, CUL, UL | ||
| EMI/EMC | CE, C-tick, FCC Class A, ICES, VCCI | ||
| Warranty | 3 years parts and labor | ||
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| (7.6-102408-D12) | |||
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