Ampeg SJ-12T manual Table of Contents

Thank you for selecting the Ampeg Classic SuperJet guitar amplifier. Revived from the sixties and ready for the nineties, this easy-to-use amplifier repre- sents Ampeg’s quest to provide you the finest instrument amplification sys- tems available. In order to get the most out of your new amplifier, please read these instructions before its use.

Table of Contents:

The Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4,5

The Rear Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Important Information About Tubes and Tube Products

A Brief History Of The Tube . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 Tube Types And Usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7,8 The Nature Of Tubes: Why (And When) To Replace Them . . . . .8,9 The Importance Of Proper Biasing . . . . . . . . . . . . . . . . . . . . . . . .9 Survival Tips For Tube Amplifiers . . . . . . . . . . . . . . . . . . . . . . . .10

System Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11