Reference Cardioid Retube Kit Version B Capacitors THT Power Transformer:

Power Transformer:

and (4x) 5687 or 7044 tubes for driver output

Includes (2x) 5814 or 12AU7 tubes for input

) Because the entire working "guts" of the microphone may be removed for service in one piece from the housing

(1x) 5751 or 12AX7 tube for EQ Line input

Reference Cardioid Retube Kit Version B Capacitors THT Power Transformer:This retube kit is for Manley REFCARD's with 7P, T, or X in their serial number (REFCARDT###+ or REFCARDX###+ or REFCARD7P###+). We are currently supplying (1x) Mic Grade 7025EH instead of 12AX7 or 12AT7. Be aware that some tube brands are subject to change over time and may not match the pictures shown.