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Shure

<p>The PA421A active broadband antenna combiner provides a significant improvement in reception quality for up to four PSM wireless transmitters by combining them to a single antenna. This will reduce intermodulation distortion and also avoid dropouts due to multipath interference.</p>

<p>The PA421A is compatible with the wireless personal monitors Shure PSM 400 PSM 600, PSM 700, PSM 900 and PSM 1000.</p>


天线合并器

<ul>
	<li>Combines up to four PSM transmitters to a single antenna set for improved RF networking & reduced rack clutter</li>
	<li>Quieter fan for significant reductions in ambient unit noise - especially useful for installation work </li>
	<li>Temperature-sensitive fan power for significant reductions in ambient unit heat</li>
	<li>4 Input LED Signals (green when active; off when inactive)</li>
	<li>Active-channel amplifier power for additional reductions in ambient unit heat</li>
	<li>Passive (non-powered) antenna combining</li>
</ul>


舒尔PA421A天线组合器可将多达四台PSM无线发射机的天线输出合并为一根天线，既提高了射频性能，又减少了机架混乱（470-952 MHz）。

PA421A

PA421A

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