This allows for biasing each 6550/KT88/EL34 tube
individually rather than as a pair, note that a hole
must be drilled for an additional bias control to use this. Parts Included: 1K 2W Resistor, 18K 2W Resistor, 47uF 100V Capacitors x 2pcs, 25KL Potentiometers x 2pcs, & 1N4007 Diode.
Kit includes parts that are in the regular Bias Repair kit as well.This kit works only with our board. One kit required per amplifier
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