Best 211 listed atEL34

211 Power Triode (click on links below to check stock) 211 GE 1942-1943 (1 PAIR NOS ORIGINAL BOXES IN STOCK) 211 RCA 1941-1943 (2) JAN-211W RCA and (1) 211 RCA Radiotron 1941 in stock 211 Taylor (SOLD OUT) 211 / 211W / 38111A United (SOLD OUT) 211D / 211E Western Electric (2) 211E and (1) 211D in stock
211 GE 1940's (excellent 211, 3rd best in overall sound behind RCA and United) ** ALL 211 tested at 900VDC for correct plate current flow and no grid current ** - Air Tight ATM-211 - Cary 805 - Navison - Cyber Consanance - Ongaku - Tektron - Tron - Jolida JD-3000A - NAT Audio Se1, Se2Se, Se3 (Serbia) - Wyetech - Coincident Dragon MK 2 (Vplate=630V, Vgrid=-30V, Iplate=85=100ma on average, 211 can last years) (BUY 2 PAIRS RECEIVE 5% DISCOUNT) listed below 1 pair $599) VT-4-C=211 GE NOS original boxes 1942-1943 large getters (best pair in stock) 1 tube) 86.5ma (19C3 date code) on left 1942 1 tube) 89.0ma (19F4 date code) on right 1943 listed below 1 Pair $549) 211 GE 1940's test and look like new, large getters - like new, clear glass, re-boxed (2nd best pair) 1 tube) 87.7ma 19M2 date code 1 tube) 87.3ma 19H2 date code listed below 1 Pair $525) 211 GE 1940's rebranded - test and look like new, large getters - like new, clear glass, re-boxed (2nd best pair) 1 tube) 90ma GE rebranded 211W Heintz and Kaufman 1 tube) 88ma GE rebranded CEI listed below 1 Pair $499) 211 GE low hours/like new early 1940's, large amount of getter flashing on glass, best value 1 tube) 87.3ma, 19A3 like new, tube in excellent condition 1 tube) 88ma, 73J4 JAN-CG-211 NOS printing is faded and base is scratched listed below 1 Pair $399) 211 GE used/test like new early 1940's, large amount of getter flashing on glass, best value 1 tube) 91.5ma, no date code, clean condition 1 tube) 90ma, 19D4 date code, clean condition, slight fading of getter listed below - best value 1 Pair $299) 211 GE early 1940's, getters like new 1 tube) 82ma low hours, no date code, glass slightly tilted, clean base 1 tube) 80ma NOS rough base (66I3) date code, printing is smeared on glass 211 GE SINGLE TUBES: ------------------- 1 tube $275) 211 GE NOS 1940's reboxed (1st two 211 listed below could be used as a pair) 1 tube $175) 211 GE rebranded RCA (9-26=1949) used/tests like new, side getter faded 25%, pitted/oxidized base (89ma) good value (the wrapping inside the box pitted the base) 1 tube $199) VT-4-C=211 GE used/like new 1940's, large getter, (19E2) date code (87ma) good value 1 tube $139) 211 GE branded as "4242A STC" like new large 2" x 3" getter, very small 3/16" "U" shapped metal piece loose inside tube, tube works fine (93ma) (piece rests at bottom of tube when tube is in use and does not effect performance fo tube) 211 GE DISPLAY TUBES: -------------------- 1 display tube $15) 211 GE used/1940's, tube is weak with faded getter 1 display tube $15) 211 GE used/1940's, gassy tube with faded getter 1 display tube $15) 211 GE used/1940's, low emission and faded getter (19E3) date code 1 display tube $15) 211 GE used/1940's, low emission and faded getter (73F4) date code
JAN-211W RCA 1975 (reference 211, smooth and rich tone, wide soundstage) listed below 1 pair $1299) JAN-211W RCA 1975 gray plates used/low hours, same date codes, extra metal heat dissipater/support bar above top ceramic, ruggedized 1 tube) 84ma slightly faded getter 1 tube) 80ma getter like new
211 RCA Radiotron 1941-1943 (reference 211, smooth and rich tone, wide soundstage) - Kondo Ongaku - Wyetech 211 - Audio Note - Cary 1 tube $575) 211=VT-4-C RCA Radiotron used/good April, 1943, good getter, reboxed (82ma) 1 tube $799) 211 RCA RADIOTRON NOS April, 1941 plate slightly tilted inside tube, etched glass, large getter, square foil getter halo, reboxed (95.7ma) very good single tube 1 tube $150) 211 RCA RADIOTRON used 1942 smaller getter - reboxed (64ma)
211 Taylor USA 0)
38111A United 1940's = 211 United (38111A=211 with low capacitance, rare type) 0)
211 / 211W United 0) 211 United 0) 211W United
211E Western Electric 1920's (211 GE NOS specs: Vplate=630V, Vgrid=-15V, Iplate=85-95ma, Pout=60.7W) 1 tube $1150) 211E WE engraved base late 1920's low hours/tests like new (82ma) in 211E WE box with 211E data sheet, 1.5" diameter top getter (Test Data: Vplate=630V, Vgrid=-15V, Iplate=82ma, Pout=52W) (211 GE NOS specs: Vplate=630V, Vgrid=-15V, Iplate=96ma, Pout=60.7W) 1 tube $925) 211E WE engraved base late 1920's used/good (74ma) in 211E WE box, large top getter (Test Data: Vplate=630V, Vgrid=-15V, Iplate=74ma, Pout=47W) 1 tube $1395) 211D WE brass base like new 1920's with 211D WE data sheet in original 211D WE box (91ma)
211 SPECIFICATIONS Length = 7 7/8" Dia = 2 5/16" Bulb Shape = T18 Vfil= 10V Ifil = 3.25A Mu = 12 Max Ratings = 1250V, 75 watts Class A AF amp Typical Operation: Class A 1 tube Vplate = 1000V Vgrid = -61V Peak AF grid voltage = 56V Iplate = 53ma Gm = 3150 Rplate = 3800 ohms Load Resistnace = 7600 ohms Power Out (5% 2nd harmonic) = 12 watts 211 will have different ratings if operated in Class AB, Class B or Class C