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Summary of Contents for Thermionic Culture The Fat Bustard 2
- Page 2 1U ( 1.75”) for heat to escape. A fan may be required to provide sufficient airflow. Failure to observe these precautions may result in damage occurring to the equipment above and/or to the Fat Bustard. ©Thermionic Culture Ltd, May 2011...
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Page 3: Table Of Contents
Stereo width section Stereo spread Bandwidth Bass to centre Balance Output level Monitor Installation Hints Installation Power Inputs Outputs Audio Connections Tips Operational Hints Inputs and Outputs Servicing and Maintenance Valves Operating voltage / Fuse Specification © Thermionic Culture Ltd, May 2011... -
Page 4: Introduction
The stereo width is controlled by a 12AU7 valve giving a wide spectrum to the sound. The Fat Bustard has been left with unbalanced inputs and output as standard because, after much experimentation, the sound of the unit was preferred this way. © Thermionic Culture Ltd, May 2011... -
Page 5: Controls
The EQ section comprises a Bass lift, Top lift, Bass cut and Top cut. The Bass lift and Top lift utilise Thermionic Culture’s own varislope EQ curves where:- The Bass lift curve starts to rise at 2kHz at low settings and at high settings the curve peaks at 50Hz.;... -
Page 6: Stereo Width Section
2.6 Bass to centre This control is a switched step control. At the bottom position (Full) the stereo is unaffected. At the next position up frequencies below 100Hz are made Mono whilst © Thermionic Culture Ltd, May 2011... -
Page 7: Balance
External Inputs. This should ideally be set up with a tone so that INT = EXT in level with any inserted equipment in bypass. It requires an “electrical” type flat-bladed screwdriver. © Thermionic Culture Ltd, May 2011... -
Page 8: Installation Hints
For XLRs pins 2 & 3 are signal with pin 2 'hot'. Pin 3 is ground. On jacks, these are standard 0.25” stereo types with the tip 'hot'. Unbalanced jacks can also be used. © Thermionic Culture Ltd, May 2011... -
Page 9: Tips
This applies especially to the monitor outputs which come out at relatively low level and higher impedance. The power connections to the Fat Bustard and other equipment connected to it should all come from the same mains distribution point. © Thermionic Culture Ltd, May 2011... -
Page 10: Operational Hints
Or think of it as a second mix buss. It is advisable to mute any channels (or aux) when not in use, to minimise noise and crosstalk. © Thermionic Culture Ltd, May 2011... -
Page 11: Inputs And Outputs
Aux 2 to stereo right. The Aux to centre switch sends both Aux inputs to stereo centre (mono). The Fat Bustard has unbalanced inputs and output as standard because, after much experimentation, the sound of the unit was preferred this way. © Thermionic Culture Ltd, May 2011... -
Page 12: Servicing And Maintenance
The Fat Bustard is switch selectable to operate from either 230V or 115V 50/60Hz AC mains supply. NOTE: Mains fuses may be replaced in accordance with the following table: Operating Voltage Fuse Rating 115V T2.5A 20mm type 230V T1.25A 20mm type © Thermionic Culture Ltd, May 2011... -
Page 13: Specification
(at Att. 4), 10% (36°) Crosstalk: 59dB @ 1kHz, 44dB @ 10kHz. (average at Att. 1 & 2) Crosstalk will increase at high attitude settings and when stereo spread and/or bass to centre controls are used. © Thermionic Culture Ltd, May 2011... - Page 14 The Fat Bustard - frequency response curves Bass Lift @ Max. Bass Lift @ 7 Bass Lift @ 2 Top Lift @ Max. Top Lift @ 7 Top Lift @ 4 Flat Bass Cut @ 1 Bass Cut @ 2 Bass Cut @ 3 Bass Cut @ 4 Bass Cut @ 5...
- Page 15 Thermionic Culture Ltd., Harlow, Essex, UK Tel: +44 (0)1279 414770 Fax: +44 (0)1279 412233 © Thermionic Culture Ltd, May 2011. Printed in UK.
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