吉他专业技师调音器对比测评Peterson AutoStrobe 490 V.S. 590
吉他专业技师Sammy Bones对调音器领军品牌Peterson的两款专业级调音器AutoStrobe 490 与AutoStrobe 590进行了对比测评。他在视频中说：“来到新的演出场地，没有认识的人，拿出AutoStrobe 490款或者590款调音器，乐队会立刻觉得很放心认为你很可靠，觉得这个吉他工程师用Peterson专业频闪调音器，他肯定有一定水平，知道自己在做什么”。
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