12Axx to ECC88 adapter will let you use common tubes like 12AX7/ECC83, 12U7/ECC82 and 12AT7/ECC81 and other tubes with same pinouts as 12AX7 in ECC88/6DJ8 amps. For example you can use this adapter to Plug in 12AX7/ECC83, 12U7/ECC82 and 12AT7/ECC81 in ECC88 based Schiit Lyr 2, Vali 2 or Mjolnir 2 amps or any other amp that uses ECC88/6DJ8 tubes.
OCTAL-NOVIB Socket Saverę Vibration Red GE-CINCH
OCTAL-NOVIB Socket Saverę Vibration Red GE-OMRON
Top part is Brand New 1960s British Made McMurdo Phenolic socket. Anti-vibration Base* has silicone to reduce microphonics. Tube pins are exact size of a typical NOS Philips tube for snug fit, unlike cheap Chinese bases with thinner pins that
Plug Play NOVIB Socket Saverę with Center Screw with 1960s NOS Cinch USA Socket on Top plus Vibration Reduction Base - 9-pin B9A NOVAL - NOT MADE IN CHINA - For Technicians/DIY/Advanced Users.