| 经销商 | 联系方式 |
|---|---|
| 克莱默KRAMER | 021-64453136、021-64453139 |
克莱默的VP-727A是一款高性能的用于非平衡立体声音频信号的音频切换器。它切换非平衡立体声音频到可选的预览和节目输出。单独或与VP-727(xl)配合切换 输入 - 8 立体声音频，RCA 接头 输出 - 1 预览输出，双RCA (立体声音频) 接头和3 节目输出，双RCA (非平衡立体声)，接线端子 (平衡立体声) 和一个单独的RCA (S/PDIF)接头 耳机输出 – 节目和预览(可选) 电平控制 – 每个输入和输出 Take 按钮 – 执行预览到节目输出的切换 (在音频源之间带可选的CUT 或FADE (混合)) 前面板锁定 预览 & 节目静音按钮 Audio-Follow-Video – 当连接到VP-727(xl)时 Proc Amp – 低音，三重，平衡 & 延迟 (每路输入) 灵活的控制 – 前面板，RS-232 和RS-485 (连接到VP-727(xl) 和 VP-727T T-Bar 控制器) 全球通用电源 - 100-240V AC 标准 19”机架 - 1U。包括机架安装件
典型应用
Presentation applications that require an audio preview option
Projection systems with sound in conference rooms, board rooms, auditoriums, hotels, and houses of worship
INPUTS: 8 unbalanced stereo on RCA connectors
OUTPUTS: 1 Program and 1 Preview stereo unbalanced outputs on RCA connectors
1 Program balanced output on a 5-pin terminal block connector
1 Headphone output on a 6.5mm jack
1 Program S/PDIF output on an RCA connector
MAX. OUTPUT LEVEL: >4.5Vpp
BANDWIDTH (-3dB): >22kHz
S/N RATIO: >85dB
CROSSTALK @1kHz (all hostile): Program: <-88dB
Preview: <-92dB
Balanced: <-88dB
Phones (Preview): <-82dB
Phones (Program): <-80dB
CONTROLS: Preview level: <-72dB to 62dB in and out
Program level: <-73dB to 45dB in and out
Program bass: 0dB to 27dB @100kHz
Program treble: 0dB to 11dB @10kHz
Program balance: -18dB to 0dB
Program balanced (+/-) level: <-80db to 47dB
Phones level (preview and program level): <-80dB to 57dB
COUPLING: AC, input and output
AUDIO THD + NOISE: Program: 0.02%; Preview: 0.002%;
Program phones: 0.034%; Preview phones: 0.018%
AUDIO 2nd HARMONIC: Preview phones: 0.03%; Program phones: 0.04%; Program: 0.03%; Preview:
0.04%; Program balanced: 0.04%
POWER SOURCE: 100-240 VAC, 50/60 Hz; 10VA
DIMENSIONS: 19-inch (W), 7-inch (D) 1U (H) rack-mountable
WEIGHT: 2.7kg (6lbs.) approx.
ACCESSORIES: Power cord, Null modem adapter, Windows®-based Kramer control
software
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