http://www.glideonfade.com/electronics.htm
There are few if any commercially available 1272 style pre's that offer gain staging per neve spec, this switch gets you there %100. Switches are $85 each and come with all off board components for complete installation. Each will fit inside a stock 1272 with no problem. Here's a quick photo:
![Image](http://www.glideonfade.com/images/awesomeswitch.jpg)
Ive been using these for a while now, for my dollar, its an ideal solution.
dave