EL34 Mullard XF2 branded Bugle Boy double halo “”O”” used/good 1965 some heat stains on plate – faded top getter

70ma

Gm=10,300

Recommended for

– Diezel Stereo Guitar Amplifier

– CARR amplifiers

– Marantz 2

– Manley Snapper

– Randall RT2/50 power amp

– Germino Fillmore

– Germino Club 40

– HIWATT DR103 – Custom 100 Head

– Heritage Colonial 50W

– Elmwood

– THD

– Marshall JTM68 (50 watt)