Tube type: PCC88 / 7DJ8. These are PCC88 / 7DJ8 tubes. Label: RTC. Quantity: One closely matched pair / two tubes. The pair tested closely matched with strong, balanced readings. Test readings: Strong and closely matched.
Tube type: PCC88 / 7DJ8. These are PCC88 / 7DJ8 tubes. Label: RTC. Quantity: One closely matched pair / two tubes. The pair tested closely matched with strong, balanced readings. Test readings: Strong and closely matched.