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USER MANUAL

427 SMALL BLOCK 

550 SPYDER 

550 TOURING 

BTA 200/300/400 

LITTLE BASTARD

Summary of Contents for 427 SMALL BLOCK

Page 1: ...USER MANUAL 427 SMALL BLOCK 550 SPYDER 550 TOURING BTA 200 300 400 LITTLE BASTARD ...

Page 2: ...an amplifier is easily damaged by shock so be careful not to drop it or allow it to fall over Use a protective cover to protect the finish and if you are transporting it with other equipment make sure that the amplifier is on a solid floor at the bottom of the pile Amplifiers are heavy Take care when lifting always use the handles fitted to the amplifier to move it and get help if you have to lift...

Page 3: ...Blow or Time delay type fuses and have the prefix T or H in the part number So for example a 5 Amp fuse would be T 5A H The exact rating for each particular fuse can be found next to the holder in which that fuse fits If you are not sure what to buy when purchasing replacements take the amplifier with you and show the rear panel to the retailer 7 Warnings used on this equipment The exclamation mar...

Page 4: ...N control is set to full GAIN This controls the level of the signal sent to the MASTER section To achieve a cleaner sound turn the GAIN control down and the MASTER up To achieve a richer more distorted sound turn the GAIN control up and the MASTER down MASTER This controls the overall output of the amplifier MUTE In the up position this switch mutes the out put of the amplifier useful for tuning e...

Page 5: ...ffect note that since all the tones controls are interlinked and dependant on each other some experimentation will be required to find the best settings for your particular style of playing The BASS SHIFT switch causes the BASS control to operate on deeper frequencies in the up position and less deep frequencies in the down position The BRIGHT switch adds an overall brightness to the sound when in...

Page 6: ... 12 0 clock through to an increasing degree of Tube distortion overdrive as the control is advanced to maximum A Mix of these two amplification sections can be achieved with this control N B The degree of tube distortion provided by this control will also depend on the setting of the INPUT control VALVE DRIVE IN OUT This push button switches the valve drive section IN or OUT This function may also...

Page 7: ...problems with hum PUSH TO MUTE When pushed IN this button mutes the output from the preamp to the power amp mutes the output from the D I socket and mutes the output from the LINE Out socket as well This leaves the output from the TUNER socket still available to allow muted tuning An LED is provided next to this switch to indicate when the amplifier is muted This function operates only from the fr...

Page 8: ...t EQ CONTROLS Use the MIDDLE BASS and TREBLE controls to effect the overall tone of the sound The MID SHIFT switch causes the MIDDLE control to operate on higher frequencies in the up position and lower frequencies in the down position The BASS SHIFT switch causes the BASS control to operate on deeper frequencies in the up position and less deep frequencies in the down position The BRIGHT switch a...

Page 9: ...D YOUR INFORMATION You should us this space to record all the important information off the rear panel of your amplifier for future reference MODEL HTFUSE MAINS FUSE SUPPLY VOLTAGE DATE OF PURCHASE SERIAL NO ...

Page 10: ...L 427 SMALL BLOCK 550 SPYDER 550 TOURING BTA 200 300 400 LITTLE BASTARD VALVE BASS AMPS CABINET CONFIGURATIONS 427 SMALL BLOCK BTA SINGLE 4 CABINET DUAL 8 CABINETS DUAL 4 CABINETS SINGLE 8 CABINET QUAD 8 CABINETS ...

Page 11: ... stages It is therefore important to connect the speaker cabinet s correctly before switching the amplifier on Switching the amplifier on without the speaker cabinet s connected can cause damage to the amplifier Damage caused by the failure to correctly connect speaker cabinets is not covered under warranty SINGLE 8 CABINET DUAL 8 CABINETS ...

Page 12: ...WWW ASHDOWNMUSIC COM ...

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