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Are this Transformers usable (Z primary 5-20K / Z secondary 12.5-50k)
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Are this transformers usable (z primary 5-20k / z secondary 12.5-50k)
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6 Tube Stereo Pre
StompBoXed - The Guitar Pedal Builders Repository: 12AU7 Tube / Tubed
Are this Transformers usable (Z primary 5-20K / Z secondary 12.5-50k)