Thermionic Culture THE FREEBIRD 3 channel equalizer - Manual (Page 3)

©Thermionic Culture Ltd., May 2011 2
CONTENTS
Section Page
1 Introduction 3
2 EQ Style 4
3 Circuit Design 5
4 Controls and Operation 6
4.1 Gain 6
4.2 Top 6
4.3 Mid Cut 6
4.4 Presence 6
4.5 Bass 7
4.6 HPF 7
4.7 Bypass 7
5 Servicing and Maintenance 8
5.1 Valves 8
5.2 Operating Voltages and Fuses 9
6 Specification 10