Prescription ES - Dr. Z Package
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This is a Dr.Z factory retube kit for the Prescription ES tube amp.
V1: JJ ECC83S
V2: NOS EF86
V3: JJ ECC83S
V4-7: JJ EL84 (matched quad)
V8: Sovtek 5AR4
V1: JJ ECC83S
V2: NOS EF86
V3: JJ ECC83S
V4-7: JJ EL84 (matched quad)
V8: Sovtek 5AR4
Additional Information and Downloads
Original Package - Click for more information.Bias Type:Cathode Bias (Self Adjusting)
Warranty Information and Return Policy
Warranty may vary for tubes in this package. See included tubes webpages for specific warranty details.