ME88 preamplifier

The ME88 is a pretty ancient shotgun mic from Sennheiser. It comes with a passive supply module which has just too little output power for most camcorders.
So, I built an active supply module instead:

I've just built it on a matrix board. The circuit is inspired by the transformer less amplifier of the AKG microphones:

I used the microphone on a couple of shoots with very good results, esp in the jogging scene of "Fried" and also on Joe McArdle's "A Mug's game".