Think about buying an aerial with a built-in signal amplifier, especially if the television set is more than 20 feet (six metres) away.

特别是如果电视机与天线距离超过超过20英寸(6米)，就得考虑买一个内置信号放大器的天线。

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The sound of the DM-10 and B-100 is somewhat like a single ended triode tube (SET) amplifier, and that is a complement indeed.

马克的声音- 10和B - 100是有点像单端三极管管（SET）的放大器，这确实是一个补充。

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Active speaker amplifier installed in the internal speakers, amplifier less than a set of cases, the cost can be greatly reduced.

有源音箱的功放设置在音箱内部，比功放要少一套机壳，成本得以大幅降低。

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"I was so bad the first couple months, half of the set my amplifier would be on minimum volume, " he grins.

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It is then accelerated through a 2.5mm aperture set within the loop amplifier.

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