10 pcs BRIMAR BVA Valve England EL506 NOS NIB Tube New old Stock in their original Box.without tube socket Start Price USD 250.00 Current Price USD 250.00 Time Left - Bid Count 0 Buy It Now Price - Reserve Price - Start Time Monday, November 10, 2008 End Time Wednesday, December 10, 2008 Location Taipei county,, Taiwan See more about '10 pcs BRIMAR BVA Valve England EL506 NOS NIB Tube ' Description SquareTrade © AP6.0   ∞∞ PRIMAR BVA version EL506 Power Pentode Tube ∞∞ NOS NIB Made in England   EL506 is an audio output pentode. In single ended use the typical output would be 10 Watts. and Push pull pairs were used in 30 Watt amplifiers . The wide glass tube envelope is 27 mm in diameter and, excluding the B9D base pins,  is about on 68 mm tall I can support tube's full spec and utility amplifier schmatic (pp 20w) to yor. Vheater=6.3V DC/AC, Aheater=0.8A Va=300V, Vs=300V, Vg=-10V mAa=60mA, mAs=8mA, rA=25kohm, gm=10.2   Here, I offer 10 pcs of EL506 for sale. Each bidding lot is for 10 pcs of EL506 only, without ceramic sockets .    Will ship worldwide by post airmail parcel with insured. To USA/Canada $32.5, Italy $35.5 others countries contact for detail quotation,please.  Sorry no combine with others items shipping for you on this item. Thanks for looking.     Place a Bid!