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(!!!!) (~ Recommended Pair ~) CV4058=M8080=6100=6C4 Mullard NOS 1973 and 1980 (8.0ma/8.2ma) 1-3% matched

(!!!!) (~ Recommended Pair ~) CV4058=M8080=6100=6C4 Mullard NOS 1973 and 1980 (8.0ma/8.2ma) 1-3% matched

$ 59.99

1 matched pair) CV4058=M8080=6100=6C4 Mullard NOS 1973 and 1980 same build original boxes - 1-3% matched

1 tube) 8.0ma Gm=1900 (1980)

1 tube) 8.2ma Gm=1850 (1973)

 

(CV4058 on front of tube and M8080 on backside of tube)

 

Matched on Amplitrex

Vplate=250V

Vgrid=-8.5V

Good Ma range 8-10ma

Good Gm range 1800-2200

 

Recommended for

- Conrad Johnson PV14L2, PV15 preamp
- Conrad Johnson MET1 (6 Channel preamp)
- Conrad Johnson Classic preamp 2010
- Conrad Jognson Classic SE 2011
- Conrad Johnson ET-2 preamp
- Heathkit amp
- Supratek Chenin phono pre

 

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