[sdiy] Bench amp & speakers suggestions

Byron G. Jacquot thescum at surfree.com
Wed Sep 5 07:20:02 CEST 2007

>I'm thinking about selecting an amp/speaker combination for use
>on the bench rather than going live and dangerously through my
>normal mixer/amp/speaker setup.  Nothing audiophile grade, I
>just want something that meets a few specific requirements:
>   -  Wide dynamic range.  Possibly instrument level or lower
>      at the input to hotter than +4 pro w/ headroom.
>   -  Clamping protection for over-hot signals.  Possibly adjustable.
>   -  Low pass filter for unintended ultrasonics (or worse).
>   -  Small near-field speakers.  Clean, uncolored, "technical" sound.
>   -  Single or dual channel.
>   -  Headphone output as well.

Find yourself a used set of PC speakers.  That'll give you the speakers, amplifier and headphone amp.

Then build a small preamp to handle the signal conditioning.  Maybe add a couple of LED indicators so you know when the clamping is active.

Byron Jacquot

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