K&M Analog Designs Two-Rock Ruby Owner's Manual - Tube Complement
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8
TUBE COMPLEMENT
V1- 12AX7, Pre Amp
V4- 12AX7, effects
V3- 12AX7, Phase inverter
V4, V5- EL34, Output
Each fine production tube is tested and matched to our exacting
specifications. Individual bias controls are provided for each output, as well
as phase-balance adjustment. This ensures maximum tube life, power, and
performance.
NOTE: Please do not attempt to adjust tube bias or phase balance. Refer service
to qualified service person only.
LINE CORD- For your safety, connect to grounded A/C receptacle only.
Page 5
Front
Rear
V1
V3
V2
V4
V5
The Tube Location