20A3 - 2081

20A3 - 3872



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LOW EVERYDAY PRICES!
OUR PRICES IN BOLD PRINT

The dealer net info comes from catalogs like Newark, Allied, Richardson, MCM , CEI etc.

A small 'u' after the type number indicates used tube.
Clicking on an underlined 'use' or 'try' recommendation will take you to that suggested replacement. Your back button will return you.

TUBE TYPEBRANDMfg/ EIA Codes.STATWRITE CONDIT.COLOR
OF WRIT.
CTRY
OF
ORIGIN
DATE CODEBOX STYLEBOX CONDITION
# = record#
* = remarked
QTY.Our
PRICE
(each)
Info:
typical
dealer
net

20A3

use 2D21 or 5727
20AQ3 / LY88GE188-5Newexcell.whiteG.BritLMGE2excell1$2.00$6.95
Raytheon-NewexcellyellowJapanP20RAY5 v.good1$2.00
Westinghouse337NewexcellyellowJapan83-09WEST4# v.good1$2.00
20D4use 6AJ8 or ECH81
20LF6Westinghouse337Newv.goodyellowUSA84-11WEST4# excell.1$61.00$90.40 at AES
337Newexcell.yellowUSA85-05# excell.1$61.00
21EX6use 25CD6GB or 25DN6
21GY5IEC1022NewsmearwhiteJapan13?INT2# good1$2.75$11.55
International922NewgoodwhiteJapan230INT5@v.good1$2.75
21HB5AWestinghouse337 (GE)Newexcell.yellowUSA84-04WEST4# excell.1$6.00$19.75
21JS6A /23JS6ARaytheon-NewexcellyellowJapanJ16RAY5excell1$18.15$27.00
-Newexcell.yellowJapanLL22RAY5# v.good2$18.15
RCA-NewpoorredJapanOFRCA6*v.good1$18.15
SylvaniaAAVNewexcellyellowUSAmbSYL5good1$18.95
21JV6Westinghouse(GE)NewsmearyellowUSA?WEST3# fair1$2.80$7.40
21JZ6Raytheon-NewexcellyellowJapanF14RAY5 excell1$5.55$19.60
Westinghouse337Newexcell.yellowUSA83-09WEST4# excell.2$5.75
21KA6GE188-5Newv.goodwhiteUSAKFGE2excell.1$9.50$15.75
Raytheon-Newexcell.yellowJapanL12RAY5# excell.2$9.00
RCA-Newv.goodredUSAESRCA6v.good1$9.50
21KQ6GE188-5NewexcellwhiteJapanLMGE2excell1$3.00$11.80
21LG6AInternational922 (GE)Newexcell.whiteUSA125INT5# excell1$4.00$13.80
SylvaniaABENewexcellyellowUSAaeSYL5fair1$4.00
Westinghouse337 (GE)NewexcellyellowUSA-WEST4# excell1$4.00
21LR8Raytheon-NewexcellyellowUSAP20RAY5#*excell1$6.00$11.40
RCA-NewpoorwhiteUSA?pl whiteexcell1$5.50
21LU8GE188-5NewexcellwhiteUSAJRGE2excell1$5.50$10.55
RCAAGTNewv.goodredUSAHKRCA6good1$5.50
SylvaniaABKNewexcellgreenUSA335PAX1excell1$5.00
ADTNewv.goodyellowUSAgiSYL5@ excell1$5.50
21MY8use 21LU8
22BH3/22BH3AGE188-5NewexcellwhiteUSASEGE2 excell2$2.00$5.50
International922Newexcell.whiteUSA125INT5# excell.1$2.00
RCA-NewfairredUSAEURCA6@ excell.1$2.00
Realistic-Newgoodyellow--Real1good1$1.85
22BW3GE188-5NewgoodwhiteUSALIGE2v.good1$2.00$6.50
International922 (Syl)Newv.goodwhiteUSA85INT5# excell.1$2.00
RCA-NewexcellredUSABCRCA4v.good1$2.00
-Newv.goodredUSADL<RCA5v.good1$2.00
22DE4GE188-5NewexcellwhiteUSAJWGE2 v.good1$2.90$7.85
Raytheon-NewexcellyellowJapanD-00RAY5 excell1$2.75
SylvaniaEJRNewexcellyellowUSAdbSYL4# v.good1$2.90
22JF6Raytheon-NewgoodyellowJapanL-10RAY5*good1$6.50$21.30
SylvaniaAMTNewgoodyellowUSAkaSYL5fair1$6.95
Use also 22KM6
22JG6A /22JR6GE188-5Newexcell.whiteUSALAGE2# excell.1$6.95$13.50
22JR6RCAAFANewexcell.redUSAHURCA6v.good1$4.95$13.30
22JU6GE188-5NewexcellwhiteUSACEGE2excell1$3.95$11.95
Lindal-Newexcell.whiteJapan-Lindexcell.1$3.65
(GE)Newexcell.whiteUSA-Lindexcell.1$3.65
RCA-NewgoodredUSACARCA4good1$3.95
22KM6Realistic(GE)NewexcellyellowUSA-REALv.good1$6.30$21.30
22KV6ARCA-NewgoodredUSAFJRCA6v.good1$5.85$14.00
SylvaniaAACNewexcellyellowUSANRSYL5v.good1$5.85
22V-310Ause 83
23JS6Ause 21JS6A/23JS6A
23Z9GE188-5Newv.goodwhiteUSAFYGE2v.good1$2.75$18.10
SylvaniaEHTNewexcell.yellowUSAkaSYL5v.good1$2.75
EHUNewexcell.yellowUSAkdSYL5# excell.1$2.75
Westinghouse337Newexcell.yellowKorea84-06WEST4# excell.1$2.50
24ANational UnionNewgoodgreenUSADRNU7* excell1$13.00$18.85
RCA-CunninghamNewexcell.etchedUSAC10pl.whiteexcell.1$12.55
24JE6A / 24LQ6SylvaniaACJNewexcell.yellowUSAmlSYL5excell.1$20.00$33.85
Westinghouse337 (Syl)Newexcell.yellowUSA86-01WEST4# excell.1$20.00
24LQ6 / 24JE6CLindal566Newexcell.whiteJapan448Lindexcell.2$19.50
Zenith343Newexcell.orangeUSA82-26PAX1 excell.1$19.50
25AX4GTGE188-5Newexcell.whiteUSA62-43GE2# good1$2.00$6.70
RCA-NewexcellsilverUSALMRCA3v.good1$2.00
25BK5GE188-5NewfairwhiteUSA57-30GE2# fair1$2.75$3.95
25BQ6GA /25CU6GE188-5Newv.goodwhiteUSA61-35pl white@v.good1$2.00$4.95
25BQ6GTRCA-NewexcellsilverUSA204RCA3good1$2.40
SylvaniaMKKNewexcellyellowUSAHDSYL4fair1$2.40
25BQ6GTB/25CU6GE188-5NewexcellwhiteUSA61-17GE2v.good1$2.60
SylvaniaAAHNewexcell.yellowUSAajSYL4#v.good1$2.60
25C5 uRCA-usedsmear?USA?box supplied1$1.95$7.55
25CA5use 25EH5
25CD6GBSylvaniaABWNewexcell.yellowUSAlbpl.whiteexcell. 1$4.25$7.70
25CG3GE188-5NewexcellwhiteUSAMNGE2v.good1$2.00$13.50
Westinghouse337NewexcellyellowUSA86-05WEST4v.good1$2.00
25CK3Admiral-NewpoorredJapan75-39ADM1v.good1$2.30$10.20
GE188-5NewexcellwhiteUSAILGE2excell1$2.30
SylvaniaAAANewexcell.yellowUSANRSYL5v.good1$2.30
Westinghouse337Newexcell.yellowJapan-WEST4# excell.2$2.30
25CU6use 25BQ6GA or 25BQ6GTB
25DK3GE188-5NewgoodwhiteUSAFJGE2# v.good1$2.50$11.90
SylvaniaABONewexcellyellowUSANRSYL5 excell1$2.50
25DN6GE188-5Newexcell.redUSA63-52GE2#*v.good1$3.00$6.20
188-5NewexcellredUSA64-13pl whiteexcell1$2.75
188-5NewexcellwhiteUSAHWGE2poor1$3.00
SylvaniaDEKNewexcellyellowUSANRSYL5# v.good1$3.00
MMBNew excell.greenUSA291256pl.whiteexcell.1$2.75
Use also 25CD6GB
25DN6uPhilco312usedv.goodyellowUSA5631box supplied1$1.50
25E5 / PL36RCA-Newexcell.redJapanNRRCA6 # excell.1$5.95$9.85
use also PL36
25EC6use 25CD6GB or 25DN6
25EH5GE188-5Newexcell.whiteUSALFGE2# excell.1$2.80$6.00
IEC1022Newexcell.whiteJapan247INT3# excell.1$2.80
RCA-Newv.goodredCanadaBHRCA4excell.1$2.80
25EH5uVM?usedfairyellowUSA?box supplied1$1.55
25G-B6use 25BQ6GA, 25BQ6GT or 25BQ6GTB
25GF6try 25E5 or PL36
25HX5GE188-5NewexcellwhiteUSALJGE2 excell1$6.00$25.90
Westinghouse337NewexcellyellowUSA86-11WEST4 excell.1$6.00
25L6GTRCA-Newexcell.silverUSA352RCA3 good1$3.95$7.95
-Newexcell.whiteUSAKOPAX1* excell.1$3.75
Use also 25W6GT
25U4GTuse 25AX4GT or 25W4GT
25W4GTEmerson247NewexcellsilverUSA51-39pl.whiteexcell2$1.85$4.85
GE188-5NewexcellwhiteUSA9-48pl.whiteexcell1$1.85
188-5NewexcellwhiteUSA59-35GE2excell1$2.00
188-5NewexcellwhiteUSA61-43GE2excell1$2.00
RCA-NewexcellwhiteUSA448RCA3#v.good1$2.00
SylvaniaJ1ENewexcellgreenUSA2-52Syl1agood1$2.00
25W6GTGE188-5NewexcellwhiteUSA56-17GE1fair1$3.95$7.95
Use also 25L6GT
26HU5GE188-5Newv.goodwhiteUSAHNGE2v.good1$19.50$26.55
188-5NewgoodwhiteUSA72-52GE2#*good1$19.50
RCA(GE)NewexcellredUSAIPPAX1excell.1$19.00
SylvaniaAAMNewexcell.yellowUSANRSYL5 good1$19.50
26LW6GE188-5NewexcellwhiteUSAJJGE2fair1$17.80$24.95
188-5NewfairwhiteUSA?pl whiteexcell1$17.00
Westinghouse337 (GE)NewexcellyellowUSA80-05WEST4# excell1$17.80
26LX6GE188-5NewexcellwhiteUSAMBGE2excell1$21.00$34.15
Lindal(GE)NewexcellwhiteUSA-Lindexcell1$20.25
26LX6uZenith188-5usedfairorangeUSA73-14box supplied1$10.65
27 (ST)Philco-NewSealedUSA-PHILav.good1$13.50$40.00
27GB5 / PL500Amperex-NewexcellorangeHolland3-52AMP4#excell1$4.90$10.85
GE188-5NewexcellwhiteG.BritCHGE2#excell1$4.90
HJ2$4.90
JJ1$4.90
Lindal-NewexcellsilverJapan-Lind#excell1$4.35
28GB5use 27GB5/PL500
29KQ6 / PL521Amperex-NewexcellorangeJapan2-37AMP2good1$3.00$21.80
RCAAAPNewexcellredUSAKGRCA6excell1$3.00
29KQ6/PL521 uMatsushita6Jusedv.good whiteJapan-box supplied1$1.55
29LE6use 29KQ6/PL521
30 (S Bulb)National UnionTNewv.goodetchedUSANUNU2v.good1$40.00$55.00
use also NX230 (Triode - 4D Base; S Bulb)
30A5use 35C5
30AE3 / PY88GE188-5Newexcell.whiteG.BritCF; KRGE2excell.2$2.00$8.60
SylvaniaAAGNewfairyellowUSA?mpl whiteexcell1$1.75
AAMNewexcellyellowUSAhd SYL5# v.good 1$2.00
30C1use 9A8
30JZ6SylvaniaAAFNewexcellyellowUSABRSYL5good1$12.00$18.95
30KD6GE188-5NewexcellwhiteUSACRGE2v.good1$24.50$35.95
188-5Newexcell.whiteJapanNCGE2fair1$24.50
Lindal-Newexcell.whiteJapan-Lindgood1$23.85
Raytheon-NewgoodyellowJapan-RAY5#good1$23.85
Westinghouse337 (638)Newexcell.yellowJapan83-08WEST4#excell.1$23.85
30MB6Westinghouse337Newexcell.yellowUSA85-10WEST4# excell.1$16.50$24.55
30P425GF6; try 25E5 or PL36
30P16PL82 (16A5); use 15CW5
30P18PL84; use 15CW5
30P1925GF6; try 25E5 or PL36
31 (S)National UnionTNewv.goodetchedUSANXNU2excell.1$23.25$30.00
(Triode - 4D Base; S Shape)
31AL10GE188-5Newv.goodwhiteUSAEFGE2v.good1$4.00$11.80
31JS6ALindal-Newv.goodwhiteJapan-Lindexcell.1$13.95$38.55
900Newv.goodwhiteJapan448Lindexcell.2$13.95
use also 31JS6C
31JS6CGE188-5NewexcellwhiteUSALMGE2good1$16.95$40.55
31LQ6Lindal(GE)Newexcell.whiteUSA1/79Lindv.good2$17.25$28.75
RCA-Newv.goodredUSAEGRCA6# good1$17.85
use also 31LZ6
31LQ6uGE188-5usedfairwhiteUSAKRbox supplied1$8.95
31LZ6GE188-5Newexcell.whiteUSARHGE2excell.1$15.85$27.55
Lindal(GE)Newexcell.whiteUSA-Lindv.good2$15.25
Philips-ECGADANewexcell.blueUSAkmECG2excell.1$15.85
Sylvania-ECGAC?Newexcell.yellowUSAelECG1excell.1$15.85
32use 34
32ET5AGE188-5Newexcell.redUSA63-35GE2# excell.1$3.00$4.25
International-Newexcell.whiteUSA221INT3# excell.1$2.70
use also 34GD5A
32HQ7GE188-5NewexcellwhiteUSANYGE2good1$2.75$8.85
RCA-NewexcellredUSAFBRCA6v.good1$2.75
33GT7RCA-NewexcellredUSANRRCA6# excell.1$2.50$7.80
SylvaniaDBY
EAJ
EAP
EAO
Newfair
excell
excell
excell
yellowUSANRSYL4
SYL4
SYL4
SYL5
excell
v.good
# excell.
v.good
1
1
1
1
$2.50
33GY7ALindal-Newexcell.whiteJapan448Lindv.good4$2.50$18.90
Westinghouse337NewgoodyellowUSA-WEST4fair1$2.50
33GY7AuGE188-5usedpoorwhiteUSA?box supplied2$1.25
33JV6ITT(GE)Newexcell.whiteUSA1109ITTgood1$2.60$6.35
SylvaniaEAPNewv.goodyellowUSANRSYL5fair1$2.60
34 u (pentode)Tung-Sol-usedpoorsilverUSA21box supplied1$2.95$6.65
34CE3 / 34CD3International922 (GE)Newv.goodwhiteUSA96PAX1 excell.1$1.85$7.90
SylvaniaAAWNewexcell.greenUSA335PAX1excell.1$1.85
A?ENewfairredUSAhfSYL5 good1$2.00
AAXNewexcell.yellowUSA bdSYL5# v.good1$2.00
34DK3GE188-5Newexcell.whiteUSANKGE2# excell.1$3.00$16.40
Westinghouse337Newexcell.yellowJapan-WEST4# excell.1$2.90
34GD5GE188-5Newexcell.whiteUSACWGE2v.good1$3.00$7.20
use also 32ET5A or 34GD5A
34GD5ARCA-NewgoodredUSABMRCA4fair1$3.00
use also 32ET5A
35use 35/51
35/51 (aka 35-51)Philco-Newv.goodyellowUSAU6PHILagood1$5.00$9.85
35A5CunninghamNewexcellwhiteUSA009CUN2good2$4.00$10.30
Sylvania-NewgoodyellowUSA-SYL2v.good1$4.00
35B5CBS-NewgoodorangeUSACJCBS2good1$2.95$4.85
GE188-5NewsmearwhiteUSA??-52GE1# good1$2.95
188-21NewgoodwhiteUSA67-3GE2fair1$2.95
188-5NewexcellredUSAXKGE2v.good1$2.95
RCA-NewgoodwhiteUSAJBRRCA3good1$2.95
Sylvania-Newv.goodyellowUSA-SYL2good1$2.95
AADNewexcellyellowUSANRSYL4# excell.1$2.95
35C5 GE188-5NewexcellwhiteUSAECGE2v.good2$8.00$13.75
RCA-Newv.goodwhiteUSA513RCA3v.good1$8.00
SylvaniaSOLD OUTNewv.goodyellowUSAEJSYL3# v.good0$-
35EH5GE188-5Newv.goodwhiteItalySVGE2v.good1$3.00$5.95
SOLD OUTNewexcell.whiteUSASTGE2# excell.0$-
SylvaniaSOLD OUTNewexcell.yellowUSANRPAX1excell.0$-
35GL6GE ~ SOLD OUT
35HB8SylvaniaAAENewv.goodyellowUSA-SYL4# excell.1$3.00$5.85
35L6GTRCA-Newexcell.whiteUSAJBRRCA3# good1$6.00$8.95
Philco312NewgoodyellowUSA5052Phil3#v.good1$6.00
SylvaniaEADNewv.goodyellowUSAmcSYL4#v.good1$6.00
35W4GE188-5NewexcellwhiteUSA67-17STAN4# excell.1$4.00$15.75
IEC-Mullard-Newv.goodwhiteJapan-INT3# *good1$4.00
Raytheon-Newv.goodyellowJapanT13RAY5* good1$4.00
SylvaniaACUNewexcellredUSAfjSYL4# excell1$4.45
BFWNewexcell.redUSAmc# excell1$4.45
AABNewv.goodyellowUSAdb# v.good1$4.45
BUPNewexcellyellowUSAhmv.good1$4.45
JEMNewv.goodyellowUSAagPAX1* v.good1$4.00
35W4 uunk?used????box supplied1$2.00
35Y4National Union505Newv.goodwhiteUSA53-13STAN6good1$4.50$8.05
SylvaniaBNKNewv.goodgreenUSA61-28STAN4# excell1$4.50
35Z3CunninghamNewexcell.whiteUSA004CUN2fair1$3.00$7.75
35Z5GTGE SOLD OUT188-5NewexcellwhiteUSASTGE2# good0$-$16.55
35Z5GTuHytron-usedgoodredUSA8-13box supplied1$5.00
36AM3SOLD OUT
36KD6 / 40KD6Lindal567Newexcell.whiteJapan-Lindv.good1$19.95$35.55
36MC6Lindal-Newexcell.whiteUSA-Lindv.good1$17.00$33.75
Philips-ECGAGTNewexcell.blueUSAlhECG2excell.1$17.95
36MC6 uZenith343usedv.goodwhiteUSA835box supplied1$8.95
37Ken-Rad188-5Newv.goodsilverUSA604KR1v.good1$13.25$18.95
38Hytron-NewSealedUSAlhmil boxexcell.1$4.00$12.45
38HE7 ~ SOLD OUTWestinghouse337Newexcell.yellowUSA83-10WEST4# excell.1; 0$3.00$23.10
38HK7GE188-5NewgoodwhiteUSA71-18GE2v.good1$3.00$23.10
Lindal(GE)Newexcell.whiteUSA-Lindv.good1$2.75
Raytheon3CNewgoodyellowJapanH12RAY5#v.good1$2.75
use also 38HE7
39 / 44Philco-NewSealedUSA-KR1good1$2.95$9.45
40B2 BallastSylvania-Newv.goodgreenUSA3-26STAN4*v.good1$11.95$15.40
40KD6use 36KD6/40KD6
40KG6A / PL509IEC1022NewfairwhiteG.Brit.?INT2# fair1$18.50$29.95
Lindal-Newexcell.whiteJapan-Lindv.good1$18.50
Westinghouse337Newv.goodyellowJapan-WEST4# excell.1$18.50
41 (ST)Ken-RadM-RNewSealedUSA- KR1good1$13.90$23.15
Philco-NewgoodyellowUSAU3PHILagood1$13.90
41u (ST)Raytheon-usedv.goodetchedUSA-box supplied1$7.00
42 (ST)CunninghamNewv.goodsilverUSA917 CUN2good2$21.55$29.65
42EC4AWestinghouseB4YH3Newv.goodyellowHungary85-05 WEST4# v.good1$2.55$10.00
42KN6International922Newv.goodwhiteJapan125INT5#v.good1$10.75$17.95
Lindal-Newexcell.whiteJapan-Lindv.good1$10.75
Raytheon-Newexcell.yellowJapanH-12RAY5#v.good1$10.75
Sylvania335Newv.goodgreenUSAAABPAX1excell.1$11.25
44use 39/44
45B5 / UL84InternationalK2WANewexcell.whiteHolland248INT3# excell.2$4.80$9.45
45Z3Crosley274 (RCA)Newexcell.whiteUSA6-04Crosleyexcell.1$2.80$3.95
47 (ST aka 47E)Tung-Sol322Newexcell.whiteUSA544TS pl.whitegood1$23.00$56.40
50A5RCA-Newv.goodwhiteUSA243RCA3# v.good1$3.00$12.80
SylvaniaL1BNewfairgreenUSA2-26SYL1agood1$3.00
50B5AkradLNewexcellgreenUSA6-56Olsongood1$2.65$5.25
GE188-5NewexcellwhiteUSAFVGE2v.good1$2.95
Major-Newv.goodwhiteUSATUSTAN6excell1$2.65
RCA-NewfairwhiteUSA?19RCA3good1$2.95
SylvaniaC4ENewgoodgreenUSAAHSYL1good1$2.95
VDRNewexcellyellowUSAHFSYL4V.good1$2.95
50C5SylvaniaATBNewexcell.yellowUSAkeSYL5# excell.3$9.00$22.45
AOO Newv.goodredUSAecSYL4fair1$9.00
use also HL92/50C5
50DC4Amperex111Newexcell.orangeUSA74-43AMP3good1$2.75$5.55
GE188-5Newexcell.redUSA64-17GE2# good1$2.75
50EH5SOLD OUT
50HC6use 50HK6
50HK6SylvaniaDEYNewexcell. yellowUSANRSYL5# v.good1$3.00$6.00
ABSNew excell.yellowUSANRSYL4# v.good1$3.00
AAJ Newv.goodyellowUSANR# good 1$3.00
50HN5GE188-5Newv.goodwhiteUSALUGE2# v.good1$7.00$10.75
50L6GTCBS-Newexcell.orangeUSAPCCBS2v.good2$7.00Typical dlr net price
depends on brand.
Prices range from $15.00
up to $50.00
GE SOLD OUT188-5Newexcell.whiteUSA57-52Unitedexcell.0$-
RCA SOLD OUT-Newv.goodredUSACWRCA5# good0$-
SylvaniaACENew excell.yellowUSAngSYL5 # v.good1$7.00
50L6GTuRaytheon280usedgoodyellowUSA039box supplied1$3.65
RCA-usedv. goodsilverUSA0-13box supplied1$3.65
Silvertone16WusedgoodyellowUSA05box supplied1$3.65
50Y6GTRaytheon280Newv.goodyellowUSA439RAY2*v.good1$2.50$9.60
51use 35/51
53HK7GE188-5Newexcell.whiteUSAFRPAX1excell.1$5.50$12.95
Lindal2GNewexcell.whiteJapan-Lindgood1$5.50
RCA-Newv.goodredUSAFERCA6v.good1$5.95
Westinghouse337 2GNewexcell.yellowJapan-WEST4#excell.1$5.50
56use 27
56Ause 76 parallel fil only
57Ause 6C6 parallel fil only
58Ause 6D6 or 78 both parallel fil only
63TPuse 6AB8 or ECL80
65 (Tetrode)use 39/44
67 (Triode)use 37
68 (Dual grid)use 38
75Tung-Sol-Newv.goodsilverUSA9pl. whitev.good1$18.00$25.00
76Raytheon SOLDOUT M-RNewexcell.orangeUSAF2RAY1v.good2; 0$-$27.05
use also 37
77use 6C6
78SylvaniaM-RNewexcell.greeUSAZ3R SYLbfair1$4.00$9.85
use also 6D6
80 (ST)RaytheonM-RNewexcell.orangeUSAF4 RAY1fair1$22.00$38.85
83SylvaniaM-RNewexcell.greenUSAV3R SYLbfair1$27.00$39.75
85A2use 5651A
89RCA-Newexcell.silverUSAY6STAN3 excell.1$3.25$10.30
108C1use 0B2 or 0B2WA
117Z3Sylvania-NewgoodyellowUSADCSYL2#v.good1$4.45$12.95
RAANewexcell.yellowUSAWSYL3good1$4.45
117Z6GTRCA-Newexcell.silverUSANHKRCA3excell.1$5.00$14.10
127use 27
143Duse 2X2
150C2use 0A2
150C4use 0A2
230 (Rectifier)use 3B24W
230 (Triode; S Bulb)use NX230 or 30
231 (Triode; S Bulb)use 31
234 (Pentode)use 34
235 (Tetrode)use 35/51
237 (Triode; ST Shape)use 37
238 (Pentode; ST)use 38
239 (RF Pentode; ST)use 39/44
247 (Pentode: ST)use 47
274B5R4GY; use 5R4GYB
350Ause 807
350B6L6G; use 6L6GC
396A2C51; use 5670, CK5670 or GB-5670 parallel fil only
401Aequiv 5590, use 9003
403Ause any of 6AK5 family
403Bequiv 5591, use any of 6AK5 family
409AWestern Electric-Newexcell.yellowUSA5952WE1# good1$7.00$12.40
use also 6AS6
414Ause 6AJ5
415Ause 409A or 6AS6
421Ause 6AS7G
422Atry 5U4 family
502Ametal, try 2050A
551AXACK551AXA = 1AG5, try 1AK5 parallel fil only
721Ause 721B
721BBomacJAN CBNQNewexcell.whiteUSA68-09mil boxexcell2$34.00$110.00 @Rich
$53.00 @Bruck
723A or 723B (723A-B)use 2K25
731Ause any of 6AK5 family
732Ause 3B24W
807CEI-Newexcell.whiteGermanyI1-LPCEI1# v.good1$16.00$23.85
National-New excell.red England-NAT3# v.good1$16.00
829 or 829Ause 3E29
829Btry 3E29
829B/3E29(3E29/829B); use 3E29
840 Readout Tubeuse NL840
843 Readout Tubeuse NL843
879use 2X2 or 2X2A
900 Readout Tubeuse NL-900
9511B4; use 34
955 / VT-121RCAJRCNewv.goodwhiteUSAH5E; S5EPAX1box of two12 pak/$7.50$40.00 @Rich
use also VT-121 for single tube
957 / VT-237RCAJANNewexcell.silverUSAH2EPAX1excell.1$3.00$26.50
10030Z4A, try 0Z4
1203A / VT-243 / 7C4Philco-Newexcell.yellowUSA2Pmil boxgood1$2.50$10.00
Sylvania-Newv.goodgreen--PAX1excell.1$2.50
CHSNewexcell.greenUSA-mil boxv.good1$2.50
1216use 1684 or 6J6WA or 6J6WB parallel fil only
1217try 6BE6
1218A8334, (6AN4); try 6AF4 or 6AF4A/6DZ4
1219use 5670
1220try 5654 or 6096
1221try 6C6
1223use 6J7G
1230try 30
1231use 7V7
1232equiv. 7G7, use 7V7
1252use any of 6U8A family
1273use 7C7
1274use 6X5GT
12755Z3; use 83
128525L6G, use 25L6GT
1288special 1291, try 1291/3B7
1291 / 3B7SylvaniaVT-182NewpoorgreenUSA-pl. whiteexcell.1$4.75$10.30
fair1$4.75
1292use 1291/3B7
1294use 1R4
1299XQuse 3B24W
1381HQuse any of 6AK5 family
1410XQuse 2K25
1491equiv. 2C51; use 5670
1603try 6C6
1604try 78 or 6D6
1610use 47
16126L7, try 6L7G
1614use 6L6 Metal
1620use 6J7
1622use 6L6 Metal or Glass
1626Tung-SolCTLNewexcell.silverUSA-mil box good1$9.45$16.25
1632metal 12L6, try 12L6GT or 12W6GT
1635T-9 Bottle, try 6Y7G, T-12 bottle
16496AC7W, use 6AC7
1650use 955 or VT-121
1655use 6SC7
16572050; use 2050A
1662use 3A4
1664use 12C8
1665use 2050A
1666use 1S5
1684 / 304994IBM-Pullv.goodsilverUSA-pl. white@excel1$2.8512.00
Use also 6J6WA or 6J6WB
1852use 6AC7
1853use 6AB7
2013use 6211
2014use 6CL6 or 6677
2050use 2050A
2050AWestinghouse337 (GE)Newexcell.yellowUSA-WEST4# excell.1$19.75$69.39 @ Newark
2051use 2050A
2076use 5R4GYB
2081use 6AW8A
2082use 12AY7
3373use 27
3841use 80
3872use 30
3924use 24A

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