Extron SW — 音频和视频切换器是高性能的有源复合视频、S- 视频和立体声音频信号切换器产品线。高度灵活的 SW AV 系列切换器最多可提供12 路输入。这些视频切换器具有同步锁相输入和帧扫描切换的特性，使来自不同视频信号源的信号保持同步，从而实现在不同输入之间切换时的平滑、纯净转换。
特性
·输入：具有4 路、6 路、8 路以及12 路输入的不
·输出：2 路缓冲视频输出；2 路缓冲音频输出
·250 MHz (-3 dB) 视频带宽，视频型号
·RS-232 控制
·触点闭合遥控 — 仅限SW 4 和 SW 6 型号
·帧扫描切换和自动切换功能 — 视频型号
·自动检测具有有源信号的输入，并通过RS-232
·兼容NTSC、PAL 和 SECAM — 视频型号
示意图
面板图
| SW 4/6/8/12AV Series Switchers | |||
| Video | |||
|---|---|---|---|
| Gain | Unity | ||
| Bandwidth | |||
| Composite video 4, 6, and 8 input models | |||
| 300 MHz (-3 dB) | |||
| S-video models and composite video 12 input models | |||
| 250 MHz (-3 dB) | |||
| Crosstalk | <-60 dB @ 5 MHz | ||
| Switching speed | <20 ms (max.) | ||
| Video input | |||
| Number/signal type | |||
| SW 6/8/12V, SW 4/6/8/12AV/AV RCA, SW 6/8/12A/A RCA | |||
| 4, 6, 8, or 12 (depending on the model) composite video | |||
| SW 6/8/12 SV, SW 4/6/8/12SVA/SVA RCA | |||
| 4, 6, 8, or 12 (depending on the model) S-video | |||
| Connectors | |||
| SW 6/8/12V, SW 4/6/8/12AV/AV RCA, SW 6/8/12A/A RCA | |||
| 4, 6, 8, or 12 (depending on the model) BNC female | |||
| SW 6/8/12 SV, SW 4/6/8/12SVA/SVA RCA | |||
| 4, 6, 8, or 12 (depending on the model) 4-pin mini DIN female | |||
| Nominal level |
1 Vp-p for Y of S-video, and for composite video 0.3 Vp-p for C of S-video |
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| Minimum/maximum levels | 0.4 V to 2.0 Vp-p with no offset | ||
| Impedance | 75 ohms | ||
| Return loss | <-29 dB @ 0 to 10 MHz | ||
| DC offset (max. allowable) | 5.0 V | ||
| Video output | |||
| Number/signal type | |||
| Composite video models | 2 buffered composite video | ||
| S-video models | 1 buffered S-video, 1 buffered composite video | ||
| Connectors | |||
| Composite video models | 2 BNC female | ||
| S-video models | 1 BNC female, (1) 4-pin mini DIN | ||
| Nominal level |
1 Vp-p for Y of S-video, and for composite video 0.3 Vp-p for C of S-video |
||
| Minimum/maximum levels | 0.4 V to 2.0 Vp-p (follows input) | ||
| Impedance | 75 ohms | ||
| Return loss | -30 dB @ 5 MHz | ||
| DC offset | ±5 mV with input at 0 offset | ||
| Switching type | Vertical interval switching | ||
| Sync | |||
| Genlock connectors | 2 BNC female (1 input, 1 loop-through) | ||
| Standards | NTSC 3.58, NTSC 4.43, PAL, SECAM | ||
| Audio | |||
| Gain |
Adjustable When gain is set to unity (0 dB), balanced output from captive screw connectors or unbalanced output from RCA connectors will have a 0 dB gain; unbalanced output from captive screw connectors will be attenuated by 6 dB. |
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| Frequency response | 20 Hz to 20 kHz, ±0.5 dB | ||
| THD + Noise | <0.04% @ 1 kHz at nominal level | ||
| S/N | >90 dB at maximum output (unweighted) | ||
| Audio input | |||
| Number/signal type | |||
| SW 6/8/12V, SW 4/6/8/12AV, SW 6/8/12 SV, SW 4/6/8/12SVA, SW 6/8/12A | |||
| 4, 6, 8, or 12 (depending on the model) stereo, balanced/unbalanced | |||
| SW 4/6/8/12AV RCA, SW 4/6/8/12SVA RCA, SW 6/8/12A RCA | |||
| 4, 6, 8, or 12 (depending on the model) stereo, unbalanced | |||
| Connectors | |||
| SW 6/8/12V, SW 4/6/8/12AV, SW 6/8/12 SV, SW 4/6/8/12SVA, SW 6/8/12A | |||
| 4, 6, 8, or 12 (depending on the model) 3.5 mm captive screw connectors, 5 pole | |||
| SW 4/6/8/12AV RCA, SW 4/6/8/12SVA RCA, SW 6/8/12A RCA | |||
| 8, 12, 16, or 24 (depending on the model) RCA female | |||
| Impedance | |||
| RCA models | 12k ohms unbalanced, DC coupled | ||
| All other models | 25k ohms unbalanced, 50k ohms balanced, DC coupled | ||
| Nominal level | +4 dBu (1.23 Vrms), -10 dBV (316 mVrms), configurable | ||
| Maximum level | >+15 dBu, (balanced or unbalanced) at 1% THD+N | ||
| Input gain adjustment | –18 dB to +24 dB, adjustable per input | ||
|
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| Audio output | |||
| Number/signal type | |||
| SW 6/8/12V, SW 4/6/8/12AV, SW 6/8/12 SV, SW 4/6/8/12SVA, SW 6/8/12A | |||
| 2 stereo, balanced/unbalanced | |||
| SW 4/6/8/12AV RCA, SW 4/6/8/12SVA RCA, SW 6/8/12A RCA | |||
|
1 stereo, unbalanced 1 stereo, balanced/unbalanced |
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| Connectors | |||
| SW 6/8/12V, SW 4/6/8/12AV, SW 6/8/12 SV, SW 4/6/8/12SVA, SW 6/8/12A | |||
| (2) 3.5 mm captive screw connectors, 5 pole | |||
| SW 4/6/8/12AV RCA, SW 4/6/8/12SVA RCA, SW 6/8/12A RCA | |||
|
2 RCA female (1) 3.5 mm captive screw connector, 5 pole |
|||
| Impedance | 50 ohms unbalanced, 100 ohms balanced | ||
| Gain error | ±0.1 dB channel to channel | ||
| Nominal level | +4 dBu (1.23 Vrms), -10 dBV (316 mVrms), configurable | ||
| Maximum level (Hi-Z) | >26 dBu, balanced; >+20 dBu, unbalanced at 1% THD+N | ||
| Maximum level (600 ohm) | >21 dBm, balanced; >+15 dBm, unbalanced at 1% THD+N | ||
| Control/remote — switcher | |||
| Serial control port | RS-232, 9-pin female D connector (also used for contact closure for 4- and 6-input models) | ||
| Baud rate and protocol | 9600 baud, 8 data bits, 1 stop bit, no parity | ||
| Serial control pin configurations | 2 = TX, 3 = RX, 5 = GND | ||
| Contact closure | |||
| SW 4/6 ___ | (1) 9-pin female D connector (also used for RS-232) | ||
| Contact closure pin configurations | |||
| SW 4/6 ___ models only | 1 = input 1, 4 = input 2, 5 = GND, 6 = input 3, 7 = input 4, 8 = input 5, 9 = input 6 | ||
| IR controller module | Extron IR 102 kit (optional) | ||
| 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, 20 watts, internal, autoswitchable | ||
| 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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| Rack mount |
Yes, with included brackets, part #70-077-03. Also under-desk mountable with optional kit #70-222-01. |
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| Enclosure type | Metal | ||
| Enclosure dimensions |
1.75" H x 17.4" W x 8.5" D (1U high, full rack wide) 4.4 cm H x 44.2 cm W x 21.6 cm D (Depth excludes connectors.) |
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| Product weight | 7.0 lbs (3.2 kg) | ||
| Shipping weight | 10 lbs (5 kg) | ||
| Vibration | ISTA 1A in carton (International Safe Transit Association) | ||
| Listings | UL, CUL | ||
| Compliances | CE, FCC Class A, VCCI, AS/NZS, ICES | ||
| MTBF | 30,000 hours | ||
| Warranty | 3 years parts and labor | ||
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中国上海市松江区茸华路 686 号
(联系就说在DAV音视工程网上看到的)
Sales-China@Extron.com
021-3760 1566
爱思创电子（上海）有限公司（爱思创Extron中国）全球总部位于美国加州，是世界领先的专业视音频系统集成产品的生产商。爱思创Extron产品主要包括视音频控制系统、计算机视频接口、切换器、矩阵切换器、分配放大器、音频放大器、扬声器、双绞线和光纤设备、视频图像解析度转换器、视音频信号处理器、视音频流媒体产品、教室声场系统及高分辨率电缆。爱思创Extron电子提供专业视音频工程、培训、设计、演示支持。
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