| 经销商 | 联系方式 |
|---|---|
| 爱思创Extron电子 | 4000.398766、 021-3760 1568 |
Extron MPS 112 和MPS 112CS 媒体演示切换器将三台独立的切换器集成 到一个机箱之中：一台带立体声音频输出的4 输入1 输出VGA 视频切换器、 一台带立体声音频输出的4 输入1 输出S- 视频切换器和一台带立体声音频输 出的4 输入1 输出复合视频切换器。对那些通常需要三台独立切换器的信号 切换应用，如小型会议室、专用会议室、教室，以及租赁与舞台环境来说， 易于集成式MPS 112 和MPS 112CS 切换器提供一个低成本高效益的解决方案。
特性
·用于音频节目输出的 RCA 插座
·可选的话筒电源： +15 VDC
·用于话筒输入的 ¼" 电话插孔
示意图
面板图
| MPS 112, MPS 112CS | |||
| Video | |||
|---|---|---|---|
| Gain | Unity | ||
| Bandwidth | |||
| VGA signals | 350 MHz (-3 dB) | ||
| S-video signals | 250 MHz (-3 dB) | ||
| Composite video signals | 300 MHz (-3 dB) | ||
| Differential phase error | 1.0° at 3.58 MHz and 4.43 MHz | ||
| Differential gain error | 1.0% at 3.58 MHz and 4.43 MHz | ||
| Crosstalk | |||
| VGA signal group | -50 dB @ 10MHz, -30 dB @ 100MHz | ||
| Switching speed | |||
| VGA group's sync | <5 ms (max.) | ||
| VGA/S-video/composite video | ~100 ms | ||
| Video input | |||
| Number/signal type | |||
| VGA inputs | 4 VGA–QXGA RGBHV, RGBS, RGsB, RsGsBs, HDTV component video (Y, R-Y, B-Y) | ||
| S-video inputs | 4 NTSC/PAL/SECAM S-video | ||
| Composite video inputs | 4 NTSC/PAL/SECAM composite video | ||
| Connectors | |||
| VGA inputs | 4 female 15-pin HD | ||
| S-video inputs | 4 female 4-pin mini DIN | ||
| Composite video inputs | 4 female BNC | ||
| Nominal level | |||
| VGA inputs | 1.0 Vp-p for Y of component video 0.7 Vp-p for RGB and for R-Y and B-Y of component video |
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| S-video inputs | Y: 1 Vp-p (including sync), C: 0.3 Vp-p | ||
| Composite video inputs | 1 Vp-p (including sync) | ||
| Minimum/maximum levels | |||
| VGA inputs | Analog 0.3 V to 1.5 Vp-p with no offset | ||
| S-video inputs | Analog Y: 0.4 V to 2.0 Vp-p with no offset | ||
| Composite video inputs | Analog 0.4 V to 2.0 Vp-p with no offset | ||
| Impedance | 75 ohms | ||
| Horizontal frequency | 15 kHz to 145 kHz | ||
| Vertical frequency | 30 Hz to 170 Hz | ||
| Return loss | |||
| VGA inputs | <-40 dB @ 5 MHz | ||
| S-video inputs | <-25 dB, 0 to 10 MHz | ||
| Composite video inputs | <-40 dB, 0 to 10 MHz | ||
| Video output | |||
| Number/signal type | |||
| VGA outputs | 1VGA–QXGA RGBHV, RGBS, RGsB, RsGsBs, HDTV component video (Y, R-Y, B-Y) | ||
| S-video outputs | 1 S-video | ||
| Composite video outputs | 1 composite video | ||
| Connectors | |||
| VGA outputs | 1 female 15-pin HD | ||
| S-video outputs | 1 female 4-pin mini DIN | ||
| Composite video outputs | 1 BNC female | ||
| Nominal level | |||
| VGA outputs | 1.0 Vp-p for Y of component video 0.7 Vp-p for RGB and for R-Y and B-Y of component video |
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| S-video outputs | Y: 1 Vp-p (including sync), C: 0.3 Vp-p | ||
| Composite video outputs | 1.0 Vp-p (including sync) | ||
| Minimum/maximum levels | |||
| VGA outputs | Analog, 0.3 V to 1.5 Vp-p | ||
| S-video outputs | Analog, Y: 0.4 V to 2.0 Vp-p | ||
| Composite video outputs | Analog, 0.4 V to 2.0 Vp-p | ||
| Impedance | 75 ohms | ||
| Return loss (VGA output) | <-40 dB @ 5 MHz | ||
| DC offset (max. allowable, VGA output) | |||
| ±5 mV with input at 0 offset | |||
| Sync | |||
| Input type (VGA group) | RGBHV, RGBS, RGsB, RsGsBs, bi-level and tri-level sync | ||
| Output type (VGA group) | RGBHV, RGBS, RGsB, RsGsBs, bi-level and tri-level sync (follows input) | ||
| Standards (S-video and composite video groups) | |||
| NTSC 3.58, NTSC 4.43, PAL, SECAM | |||
| Input level | 1.9 V to 5.0 Vp-p | ||
| Output level | TTL: 5.0 Vp-p (unterminated) | ||
| Input impedance | 510 ohms | ||
| Output impedance | 75 ohms | ||
| Max. input voltage | 5.0 Vp-p | ||
| Max. propagation delay | 30 ns | ||
| Max. rise/fall time | 4.2 ns | ||
| Polarity | Positive or negative (follows input) | ||
| Audio — individual audio groups (VGA, S-video, composite video) | |||
| Gain | Unity | ||
| Frequency response | 20 Hz to 20 kHz, ±0.05 dB | ||
| THD + Noise | 0.08% @ 1 kHz, 0.1% @ 20 kHz at nominal level | ||
| S/N | >90 dB at maximum output (unweighted) | ||
| Crosstalk | -105 dB @ 1 kHz, -91 dB @ 20 kHz (when all inputs are terminated) -93 dB @ 1 kHz, -70 dB @ 20 kHz (when all inputs are unterminated) |
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| Stereo channel separation | >80 dB @ 20 Hz to 20 kHz | ||
| CMRR | >75 dB @ 20 Hz to 20 kHz | ||
| Audio input — individual audio groups (VGA, S-video, composite video) | |||
| Number/signal type | 4 stereo, unbalanced, per each group | ||
| Connectors | |||
| VGA input group | (4) 3.5 mm female stereo mini jacks; tip (L), ring (R), sleeve (GND) | ||
| S-video and composite video input groups | |||
| 4 pairs of female RCA connectors per group | |||
| Impedance | >18k ohms unbalanced, AC coupled | ||
| Nominal level | -10 dBV (316 mVrms) | ||
| Maximum level | +9 dBV (2.82 Vrms), (unbalanced) at 1% THD+N | ||
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| Audio output — individual audio groups (VGA, S-video, composite video) | |||
| Number/signal type | 1 stereo, unbalanced, per each group | ||
| Connectors | |||
| VGA group | (1) 3.5 mm female stereo mini jack, tip (L), ring (R), sleeve (GND) | ||
| S-video and video groups | 1 pair of female RCA connectors per each group | ||
| Impedance | 50 ohms unbalanced | ||
| Gain error | ±0.1 dB channel to channel | ||
| Nominal level | -10 dBV (316 mVrms) | ||
| Maximum level (Hi-Z) | +9 dBV (2.82 Vrms) at 1% THD+N | ||
| Audio — program audio | |||
| Gain | |||
| When program volume is at default: | |||
| MPS 112: 0 dB for unbalanced output MPS 112CS: 0 dB for unbalanced output, +12 dB for balanced output |
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| When program volume is at maximum: | |||
| MPS 112: +12 dB for unbalanced output MPS 112CS: +12 dB for unbalanced output, +18 dB for balanced output |
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| Program volume range | 0 to 100 (-70 dB to +12 dB) | ||
| Frequency response | 20 Hz to 20 kHz, -0.1 dB to + 0.05 dB | ||
| THD + Noise | 0.08% @ 1 kHz, 0.1% @ 20 kHz at nominal level | ||
| S/N | >90 dB at maximum output (unweighted) | ||
| Crosstalk | -105 dB @ 1 kHz, -91 dB @ 20 kHz (when all inputs are terminated) -93 dB @ 1 kHz, -70 dB @ 20 kHz (when all inputs are unterminated) |
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| Stereo channel separation | 100 dB @ 20 Hz, 80 dB @ 1 kHz, >55 dB @ 20 kHz | ||
| CMRR | >75 dB @ 20 Hz to 20 kHz | ||
| Audio output — program audio | |||
| Number/type | |||
| MPS 112 | 1 stereo, unbalanced | ||
| MPS 112CS | 1 stereo, balanced/unbalanced | ||
| Connectors | |||
| MPS 112 | (1) pair of RCA connectors | ||
| MPS 112CS | (1) 3.5 mm, 5-pole captive screw connector | ||
| Impedance | |||
| MPS 112 | 50 ohms unbalanced | ||
| MPS 112CS | 50 ohms unbalanced, 100 ohms balanced | ||
| Gain error | ±0.1 dB channel to channel | ||
| Nominal level when the main volume is set to default | |||
| MPS 112 | -10 dBV (316 mVrms) unbalanced output | ||
| MPS 112CS | -2 dBu (632 mVrms) balanced output | ||
| Maximum level (Hi-Z) | +20 dBV (10 Vrms) at 1% THD+N | ||
| Talk-over (ducking) response time (typical) | |||
| Attack time | Instant | ||
| Release delay | 5 seconds | ||
| Release time | 1 second | ||
| Ducking level | 0 dB to 30 dB, adjustable; default = 6 dB | ||
| Microphone input | |||
| Number/type | |||
| MPS 112 | 1 mono unbalanced | ||
| MPS 112CS | 1 mono balanced/unbalanced | ||
| Connectors | |||
| MPS 112 | (1) 1/4" (6.3 mm) audio connector; tip (signal), sleeve (ground) | ||
| MPS 112CS | (1) 3.5 mm, 3-pole captive screw connector | ||
| Impedance | |||
| MPS 112 | >1k ohms unbalanced | ||
| MPS 112CS | >2.3k ohms unbalanced, >10k ohms balanced | ||
| Nominal level | -60 dBV (1 mV) when mic volume is set to 0 dB gain | ||
| Minimum level | -72 dBV (0.25 mVrms) when mic volume is set to +12 dB gain | ||
| Maximum level | -16 dBV (158 mVrms) at 1% THD+N when mic volume is set to -20dB gain | ||
| Microphone volume range | -66 dB to +12 dB | ||
| Microphone DC power | |||
| MPS 112 | 15 VDC, can be turned on or off | ||
| MPS 112CS | 48 VDC phantom power, can be turned on or off | ||
| Control/remote — switcher | |||
| 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 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 | ||
| 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, unvented | ||
| Rack mount | Yes, with included through-desk mounting kit, part #70-077-03 (MBD 149) Furniture mountable with optional under-desk mounting kit, part #70-222-01 (MBU 149). |
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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 43.2 cm W x 21.6 cm D (Depth excludes connectors and knobs. Width excludes brackets.) |
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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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