Ashdown BTA 400 User Manual Download Page 1

www.ashdownmusic.com

www.ashdownmusic.com

1

Summary of Contents for BTA 400

Page 1: ...www ashdownmusic com 1 ...

Page 2: ...ight choice and know that this amplifier will give you years of great tone and service It is a machine though and needs to be looked after please read through this user manual which will help you get the most out of your new Amp and keep it running as long as some of our happiest and very famous customers Please register this product online so we can make sure we give you years of customer support...

Page 3: ...RETURN input Note that the signal level is at instrument level so this loop is suitable for effects pedals EQ CONTROLS Use the MIDDLE BASS and TREBLE controls to effect the overall tone of the sound MID SHIFT Causes the MIDDLE control to operate at different points in the frequency spectrum dependant on the button being either in or out BASS SHIFT Causes the Bass control to operate at different po...

Page 4: ... 2 X ECC82 1 X ECC99 CTM300 CONTROLS Totally Passive tone shaping via Bass Middle Treble controls SHIFT controls for Bass Middle controls Bright and Mellow switches Gain and Master controls for clean and distorted tones VU meter Dual Function for indication of output power and tube balance and biasing EFFECTS LOOP valve driven and recovered DI out valve driven transformer coupled isolated ground w...

Page 5: ... the amplifier for at least 10 mins to allow the output tubes to fully heat up with the amplifier set to mute Standby on Select Tube 1 and with an insulated jewelers screwdriver gently adjust the trimmer situated on the rear panel The reading to aim for is the needle just at the start of the red ie 0db Note that although each tube can be adjusted individually it is possible to get tubes that canno...

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Page 7: ...enden Sie die MIDDLE BASS und TREBLE Regler um den Gesamtklang des Tons zu beeinflussen Die MID SHIFT Taste bewirkt dass die MIDDLE Regler an verschiedenen Stellen im Frequenzspektrum abhängig von einander arbeiten Dies kommt darauf an ob der Knopf eingedrückt ist oder nicht Der BASS SHIFT bewirkt dass die Bass Regler an verschiedenen Stellen im Frequenzspektrum abhängig voneinander arbeiten Dies ...

Page 8: ...IASING AND 2 4 8 OHM OUTPUTS ON SPEAKON COMBI OUTLETS Pre amplifier all models 2 x ECC832 AND 2 X ECC82 1 X ECC99 CTM300 CONTROLS Totally Passive tone shaping via Bass Middle Treble controls SHIFT controls for Bass Middle controls Bright and Mellow switches Gain and Master controls for clean and distorted tones VU meter Dual Function for indication of output power and tube balance and biasing EFFE...

Page 9: ...eachten Sie dass obwohl jeder Röhre individuell eingestellt werden kann es möglich ist dass die Röhre nicht auf korrekte Ablesung eingestellt werden kann Diese können noch verwendet werden vorausgesetzt der Messwert ist nicht im roten Bereich Ein geringer Messwert ist akzeptabel und Sie werden Auswirkungen hören beachten Sie die Leistung oder Klangqualität des Verstärkers Bitte beachten Sie auch d...

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Page 11: ...LS Use the MIDDLE BASS and TREBLE controls to effect the overall tone of the sound MID SHIFT Causes the MIDDLE control to operate at different points in the frequency spectrum dependant on the button being either in or out BASS SHIFT Causes the Bass control to operate at different points in the frequency spectrum dependant on the button being either in or out BRIGHT Adds an overall brightness to t...

Page 12: ...D 2 X ECC82 1 X ECC99 CTM300 CONTROLS Totally Passive tone shaping via Bass Middle Treble controls SHIFT controls for Bass Middle controls Bright and Mellow switches Gain and Master controls for clean and distorted tones VU meter Dual Function for indication of output power and tube balance and biasing EFFECTS LOOP valve driven and recovered DI out valve driven transformer coupled isolated ground ...

Page 13: ...rmet de définir le niveau du signal d entrée dans le préampli en coordination avec le vu mètre Il doit être réglé de façon à ce que la valeur moyenne soit 0vu et en obtenant des pics occasionnels en zone rouge Notez que ces paramètres pourront être réajustes après avoir modifié les valeurs d égalistation PUSH FLAT SHAPE En position relâché ce bouton enclenche un circuit de pré égalisation fixe qui...

Page 14: ...nnectée et ne nécessite pas de mise à la terre Elle n est pas non plus affectée par l alimentation fantôme d une entrée microphone Assurez vous que votre fiche XLR n a pas une connexion interne à la terre car cela relierait le système à la terre du châssis de l amplificateur et pourrait causer des problèmes de ronflements PUSH TO MUTE En pressant sur ce bouton on mute Mode muet la sortie du pré am...

Page 15: ...www ashdownmusic com Ashdown Design Marketing Ltd Stevens Farm The Stables Mashbury Road Chignal St James Chelmsford Essex CM1 4TX ...

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