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7. TUBES
7.1. Removing the grille
Operating the amplifier without its protective grille is dangerous and not recommended.
To remove the grille:
1. For your own safety, switch the amplifier off using the on/off switch or disconnect the
power cord.
2. Pull the grille upward to remove.
See chapter 3.2.
7.2. Tube layout
V1
V2 V3
V4
V7 V6 V5
Output tubes: V1 - V4: KT 120 TS standard
V1 + V2 left channel
V3 + V4 right channel
Driver tubes: V5, V6, V7 ECC802 (= ECC 82,12 AU 7, 5814, 6189)
In position 5 and 7 the use of the 12 BH 7 is allowed.
V 6 should have a system Gain match close to 0.2dB
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