Audiovalve BALDUR 300 Инструкция - Страница 11
Просмотреть онлайн или скачать pdf Инструкция для Усилитель Audiovalve BALDUR 300. Audiovalve BALDUR 300 17 страниц. High power, high current class -a triode amplifier
Печатать страницуBALDUR 300
triode power amplifier
DO NOT FIT A FUSE WITH HIGHER RATING.
AUTOMATIC BIAS CONTROL FUNCTION ( ABR )
Each from the 10 * 6AS7G ( 6H13C ) power tube is controlled by an ABR
for each system in the tube. The correct function of the ABR is shown by
three LED`s at each side, next to the power tube.
When the amplifier is operating, no LED is shinning.
In case that any of the power tubes is faulty one of the LED`s,
which are at the right and left side of the power tubes ,
immidiatly indicated.
If this happens, you have to change the power tube of this place.
After changing the power tube, the LED must be off again.
If still any of the LED`s is on, please contact your AudioValve
dealer.
Please notice:
Please take notice when switching on the amp , the
STAND BY SWITCH has to be in operate ( rocker switch up) !
All handling at the open amplifier has to be done
when the main power plug is disconnected .
In STAND BY MODE, two of the LED`s of the ABR of each
power tube is shinning.
When the amplifier is driven in a very high level output,
the ABRs are regulating the power tubes and there is a slighty
shinning of the two LEDs together.