Designed for use in AVC in RF and IF amplifiers and they minimize cross modulation. MFR: Philco, Sylvania, RCA SKU: 12SK7 New old stock * No longer available for export.
Designed for use in AVC in RF and IF amplifiers and they minimize cross modulation. MFR: Philco, Sylvania, RCA SKU: 12SK7 New old stock * No longer available for export.