12AU7WA ECC82 EI YUGO TESTED Tested:Tested Includes (2x) 12AT7 tubes for

Includes (2x) 12AT7 tubes for input

The fragile high impedance signal from the capsule first hits a FET sitting underneath the 5670 vacuum tube’s cathode which then amplifies the signal into a more robust voltage that our hand-wound Manley IRON® microphone output transformer sends out to your microphone preamplifier

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Packaging for Manley VOXBOX

12AU7WA ECC82 EI YUGO TESTED Tested:Tested Includes (2x) 12AT7 tubes for12AU7WA ECC82 Ei (Limited Stock): aka 12AU7 or 5814 or ECC82 This tube is used in Manley Products such as ELOP+ Stereo Limiter Compressor Mono Pultec EQ Stereo Pultec EQ These are large smooth plate EI tubes made in Nis, Yugoslavia early 1990's production. Various older Manley products such as Manley ELOP or Manley Pultec EQs used 12AU7's as the gain tube.