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交流微伏信号放大器的选择

Other Parts Discussed in Thread: OPA37, OPA365

交流信号,频率500KHZ-2MHZ,几微伏至几十微伏之间,可以放大到伏级别吗?信号会自激吗?我是新手,请教下放大多少倍尽可能少的影响信号?麻烦推荐下几款合适的放大器,价格不考虑,管制的芯片都可以。最好有好的电路推荐