12ax7 M8137 Mullard 貓乸圓環多士灰屏一支1961年英國製造 ecc83 box plate round getter strong

品牌：英國貓乸
型號：12AX7 / M8137 / ECC83
類別：圓環多士灰屏
型號: 64l R1G
新淨：95％
出產地 ：英國
出產日期：1961年
特點：有貓乸盒，運作正常
交收地點：佐敦，尖沙咀，柯士甸地鐵站, 順豐到付
Brand：Mullard
Model：12ax7 / Ecc83
Type：box plate large round getter wavy glass
Code: 12AX7 / M8137 / ECC83
Code : 64l R1G
Condition ：95％
Manufacture location: Great Britain, Mullard Mitchum Factory
Manufacture date: 19761
Remark：have original box, perfect working condition
Trade: Jordan, Tsim Sha Tsui, Austin MTR station, SF express (pay by buyer)
膽入盒之前會放在膽機內測試功能和保證運作一切正常，然後拍照和发送。
Tubes will be installed and tested in a tube preamp for functionality and no shorts before packing into box. Photos of the functioning tube will be then sent.