The BTS Valve List

Page created: September, 2004
Date/Time this page last refreshed: 1/10/2026 9:52:52 AM
Item # Valve Number Manufacturer Description Tested Boxed Comments
1 0Z4 Corvette Rectifier NO YES Oldsmobile Radio - NEW
2 10DE7 GE TV vertical output (diode-pentode) YES YES
3 11BT11 GE Compactron - TV sound/video combo YES YES
4 11BT11 GE Compactron - TV sound/video combo YES YES
5 12AB5 GE TV vertical output NO YES For Mercury Radio
6 12AB5 GE TV vertical output NO YES For Mercury Radio
7 12AD6 GE Pentagrid converter (car radio) YES YES For Chevrolet Radio
8 12AT7 Philips Twin Triode NO NO
9 12AT7 Philips Twin Triode NO NO
10 12AT7 Philips Twin Triode NO NO
11 12AT7 Mullard Twin Triode NO NO
12 12AT7 GE Twin Triode NO NO
13 12AT7 Unknown Twin Triode NO NO
14 12AT7 Twin Triode NO NO
15 12AT7 Phillips Twin Triode NO NO
16 12AT7WA Unknown Twin Triode (ruggedised) NO NO
17 12AT7WA Unknown Twin Triode (ruggedised) NO NO
18 12AT7WA Unknown Twin Triode (ruggedised) NO NO
19 12AT7WA Unknown Twin Triode (ruggedised) NO NO
20 12AT7WA GE Twin Triode (ruggedised) NO NO
21 12AU6 GE IF amplifier NO YES For Mercury Radio
22 12AU7 Mullard Twin Triode NO NO
23 12AU7 Mullard Twin Triode NO NO
24 12AU7 Mullard Twin Triode NO NO
25 12AU7 Mullard Twin Triode NO NO
26 12AU7 Mullard Twin Triode NO NO
27 12AU7 AWV Twin Triode NO NO
28 12AU7 AWV Twin Triode NO NO
29 12AU7 Tesla Twin Triode NO NO
30 12AU7 Philips Twin Triode NO NO
31 12AU7 Mullard Twin Triode NO NO
32 12AU7 Brimar Twin Triode NO NO
33 12AU7A AWV Twin Triode NO NO
34 12AU7A AWV Twin Triode NO NO
35 12AU7A PHILIPS Twin Triode NO NO
36 12AU7A AWV Twin Triode NO YES
37 12AV6 El Menco Detector/AVC/1st audio NO YES For Mercury Radio
38 12AX7 MATSUSHITA Twin Triode NO NO With external shield
39 12AX7 Philips Twin Triode NO NO
40 12AX7 AWV Twin Triode NO NO
41 12AX7 AWV Twin Triode NO NO
42 12AX7 Philips Twin Triode NO NO
43 12AX7 Philips Twin Triode NO NO
44 12AX7 Hitachi Twin Triode NO NO
45 12AX7 Mullard Twin Triode NO NO
46 12AX7 Sylvania Twin Triode NO NO
47 12AX7 AWV Twin Triode NO NO
48 12AX7 Phillips Twin Triode NO NO
49 12AX7 Psvani Twin Triode NO YES New, for Kriesler 11-91 Stereogram
50 12AX7 Psvani Twin Triode NO YES New, for Kriesler 11-91 Stereogram
51 12BA6 Toshiba IF valve NO YES For Mercury Radio
52 12BA6 Toshiba IF valve NO YES Oldsmobile - NEW
53 12BA6 Toshiba IF amplifier NO YES Oldsmobile - NEW
54 12BE6 GE IF amplifier NO YES For Mercury Radio
55 12BE6 RCA IF amplifier NO YES Oldsmobile - NEW
56 12BF6 Sylvania IF amplifier NO YES Oldsmobile - NEW
57 12BH7A PHILIPS Twin Triode (higher current) NO NO
58 12BH7A PHILIPS Twin Triode (higher current) NO NO
59 12BY7 Unknown RF amplifier (transmitting) NO NO
60 12BY7 AWV RF amplifier (transmitting) NO NO
61 12CS7 RCA Twin Triode (TV sweep) NO NO
62 12D4 Philco Damper diode YES YES
63 12DQ6B Raytheon TV horizontal output YES YES
64 12DS7 GE TV vertical output (triode-pentode) YES YES For Chevrolet Radio
65 12DZ6 ProComm Pentagrid converter (car radio) YES YES For Chevrolet Radio
66 12EK6 GE Also, 12DZ6, 12EA6 YES YES For Chevrolet Radio
67 12SA7GT RCA All American Five NO YES
68 12SK7 RCA All American Five NO YES
69 12SQ7GT Slyvania All American Five NO YES
70 12V6GT GE Output amplifier NO YES Oldsmobile - NEW
71 12V6GT GE Output amplifier NO YES Oldsmobile - NEW
72 12X4 Triad Tube Corporation Rectifier NO YES For Mercury Radio
73 14BL11 Sylvania Compactron - TV combo YES YES For GE television, from thetubestore.com
74 15CW5 Realistic TV horizontal output NO YES Saba
75 17BF11 GE Compactron NO YES For GE television
76 17Z3 Realistic EHT Rectifier NO YES Saba, sml boxed,
77 1A7 AWV Pentagrid converter (battery) NO NO
78 1AC6 Brimar RF amplifier (battery) NO NO Heptode Frequency Conv.
79 1B3GT AWV EHT Rectifier NO NO
80 1B3GT AWV EHT Rectifier NO YES In sml boxed
81 1B3GT GE EHT Rectifier YES YES For GE television, in Philips box
82 1B3GT RCA EHT Rectifier YES YES
83 1B3GT AWV EHT Rectifier NO NO
84 1C7G AWV Triode-hexode converter (battery) NO YES
85 1L4 RF amplifier (battery) NO NO
86 1L4 RF amplifier (battery) NO NO
87 1L4 RF amplifier (battery) NO NO
88 1P5 AWV Output valve (battery) NO NO
89 1Q5GT PHILIPS Output valve (battery) NO NO
90 1R5 AWV Pentagrid converter (battery) NO NO
91 1R5 Mullard Pentagrid converter (battery) NO NO
92 1S2 Chelmer EHT Rectifier NO YES New
93 1S2 Chelmer EHT Rectifier NO YES New
94 1S2 AWV TV EHT Rectifier NO YES
95 1S2 Philips TV EHT Rectifier NO YES
96 1S2 Philips EHT rectifier NO NO
97 1S2 Chelmer EHT Rectifier YES YES
98 1S2 Mullard EHT Rectifier NO NO
99 1S2 Philips NEW NO YES
100 1S2A AWV EHT rectifier NO NO
101 1S2A GE GE Portacolor YES YES
102 1S2A GE GE Portacolor YES YES
103 1S2A GE GE Portacolor YES YES
104 1S2A GE GE Portacolor YES YES
105 1S2A Radiotron EHT rectifier NO NO
106 1S4 Output valve (battery) NO NO
107 1S5 Phillips Detector/1st audio (battery) NO NO
108 1T4 AWV RF amplifier (battery) NO NO
109 1T4 Mullard RF amplifier (battery) NO NO
110 1T4 Phillips RF amplifier (battery) NO NO
111 1T4 Tung-Sol RF amplifier (battery) NO NO
112 1T4 Tung-Sol RF amplifier (battery) NO NO
113 1X2B AWV EHT Rectifier YES NO
114 23Z9 Toshiba Compactron YES YES For GE Television
115 2AF4B RCA UHF tuner triode YES YES
116 2CY5 Silverton TV horizontal output NO NO Found in 1958 Mercury Park Lane
117 35Z5GT RCA All American Five NO YES
118 35Z5GT RCA All American Five NO YES
119 35Z5GT RCA All American Five YES YES
120 38HE7 Philips Compactron YES YES For GE television
121 3A4 Output valve (battery) NO NO
122 3A4 Output valve (battery) NO NO
123 3AU6 Sylvania IF amplifier YES YES
124 3BN6 RCA FM detector (gated-beam) YES YES
125 3BZ6 Rogers RF amplifier YES YES
126 3BZ6 Rogers RF amplifier YES YES
127 3CB6/3CF6 GE RF amplifier YES YES
128 3GK5 GE TV output YES YES For GE television, from thetubestore.com
129 3GK5 Westinghouse TV output NO NO Found in 1958 Mercury Park Lane
130 3S4 MULLARD Output valve (battery) NO NO
131 3S4 AWV Output valve (battery) NO NO
132 3S4 Output valve (battery) NO NO
133 3S4 Electronic Tubes Ltd Output valve (battery) NO NO
134 3S4 Electronic Tubes Ltd Output valve (battery) NO NO
135 4BC8 RCA Twin Triode (UHF) YES YES
136 50L6GT RCA All American Five NO YES
137 50L6GT RCA All American Five YES YES
138 5725 HEWLETTPACKARD RF pentode (dual control) NO NO
139 5725 HEWLETTPACKARD RF pentode (dual control) NO NO
140 5763 Mullard RF amplifier (transmitting) NO NO
141 5AM8 Sylvania Triode-pentode combo YES YES
142 5AQ5 ECG Output valve YES YES
143 5AS4 RCA RECTIFIER YES YES
144 5AS4 RECTIFIER YES YES Blue and yellow box
145 5AS4 RECTIFIER NO NO Blue and yellow box
146 5AS4 AWV RECTIFIER NO YES CRUST AROUND BASE
147 5R4GY RCA RECTIFIER NO NO
148 5X8 RCA Triode-pentode combo YES YES
149 5Y3G PHILIPS RECTIFIER NO YES
150 5Y3G AWV RECTIFIER NO NO
151 5Y3G AWA RECTIFIER NO NO
152 5Y3GT AWV RECTIFIER NO NO
153 5Y3GT MULLARD RECTIFIER NO NO
154 5Y3GT AWV RECTIFIER NO NO
155 5Z4G Brimar Rectifier NO NO In STC 5235 chassis
156 6189 Unknown Twin Triode (premium 12AU7) NO NO
157 6189 Unknown Twin Triode (premium 12AU7) NO NO
158 6201 Mullard Twin Triode (premium 12AT7) NO NO
159 6A7 AWV Pentagrid converter YES YES
160 6A8G PHILIPS Pentagrid converter NO NO
161 6A8G AWA Pentagrid converter NO NO
162 6A8G PHILIPS Pentagrid converter NO YES
163 6A8G PHILIPS Pentagrid converter NO YES
164 6A8GT Pentagrid converter NO NO
165 6A8MG Neotron Pentagrid converter YES NO For console radio
166 6AB7GT Phillips RF/video amplifier NO NO
167 6AC10 GE Compactron - TV combo YES YES
168 6AC5 RCA Output valve NO NO
169 6AD8 Radiotron Triode-heptode converter NO NO
170 6AH6 HEWLETTPACKARD RF/video amplifier NO NO
171 6AH6 HEWLETTPACKARD RF/video amplifier NO NO
172 6AH6 HEWLETTPACKARD RF/video amplifier NO NO
173 6AH6 HEWLETTPACKARD RF/video amplifier NO NO
174 6AH6 HEWLETTPACKARD RF/video amplifier NO NO
175 6AL3 Zaerix TV damper diode NO YES
176 6AL3 Philips TV damper diode NO YES New
177 6AL3 Philips TV damper diode NO YES New
178 6AL3 AWV TV damper diode NO NO
179 6AL3 Philips TV Damper Diode NO YES
180 6AL3 Philips TV Damper Diode NO YES In AWV box
181 6AL3 TV damper diode NO NO
182 6AL3 Philips TV damper diode NO NO Not sure of valve number
183 6AL3 Zaerix TV damper diode YES YES
184 6AL3 Westinghouse TV damper diode YES YES
185 6AL3 SC TV damper diode YES YES
186 6AL3 Westinghouse TV damper diode YES YES
187 6AL3 Westinghouse TV damper diode YES YES
188 6AL3 Westinghouse TV damper diode YES YES
189 6AL3 ** TV damper diode NO NO
190 6AL3 Super Radiotron NEW NO YES
191 6AL3 AWV TV damper diode NO YES NEW IN 3/4/1969
192 6AL5 AWV TV double diode NO NO
193 6AL5 AWV TV double diode NO NO
194 6AL5 AWV TV double diode NO NO
195 6AL5 AWV TV double diode NO YES
196 6AL5 Unknown TV double diode YES NO
197 6AL5 ZAERIX TV double diode NO YES
198 6AN7 MULLARD Triode-heptode converter NO NO
199 6AN7 Radiotron Triode-heptode converter NO NO
200 6AN7 Mullard Triode-heptode converter NO NO Number marked in texta
201 6AN7A AWV Triode-heptode converter NO NO
202 6AN7A MULLARD Triode-heptode converter NO NO
203 6AN7A PHILIPS Triode-heptode converter NO NO
204 6AN7A AWV Triode-heptode converter NO NO
205 6AN7A Philips NEW NO YES New, for Kriesler 11-91 Stereogram
206 6AN8 Philips Triode-pentode combo NO NO
207 6AN8 Unknown Triode-pentode combo NO NO
208 6AQ5 AWV Output valve NO NO
209 6AQ5 PHILIPS Output valve NO NO
210 6AQ5 MULLARD Output valve NO NO
211 6AQ5 AWV Output valve NO NO
212 6AQ5 Phillips Output valve NO NO
213 6AQ8 AWV Twin Triode (RF) NO YES In 6BQ7A box
214 6AR7GT AWV FM ratio detector NO NO
215 6AT6 Detector/AVC/1st audio NO NO In STC 5235 chassis
216 6AU4GTA AWV Damper diode NO NO
217 6AU4GTA Sylvania Damper diode YES NO
218 6AU4GTA PHILIPS Damper diode NO YES
219 6AU6 BRIMAR IF amplifier NO NO
220 6AU6 BRIMAR IF amplifier NO NO
221 6AU6 AWV IF amplifier NO NO
222 6AV6 AWV Detector/AVC/1st audio NO NO
223 6AW8A Philips Triode-pentode combo YES YES For AWA 223
224 6AW8A Phillips Triode-pentode combo YES YES
225 6AW8A Amperex Triode-pentode combo YES YES
226 6AX4GT AWV Damper diode NO NO
227 6AX4GT AWV Damper diode NO NO
228 6AX4GT ISE Damper diode NO YES
229 6B6G PHILIPS Detector/AVC/1st audio NO NO
230 6B6G PHILIPS Detector/AVC/1st audio NO NO
231 6B7 AWV Detector/IF amplifier NO YES
232 6BA6 AWV IF amplifier NO NO
233 6BC6 AWV RF amplifier NO NO
234 6BC8 RCA Twin Triode (cascode RF) NO YES
235 6BD7 PHILIPS RF amplifier NO NO
236 6BD7 MULLARD RF amplifier NO NO
237 6BE6 MULLARD Pentagrid converter NO NO
238 6BE6 Miniwatt Pentagrid converter NO NO
239 6BG6 AWV TV horizontal output NO NO
240 6BH8 ADMIRAL Triode-pentode combo NO NO
241 6BH8 Unknown Triode-pentode combo NO NO
242 6BH8 Unknown Triode-pentode combo NO NO
243 6BL8 MULLARD Triode-pentode combo NO NO
244 6BL8 AWV Triode-pentode combo NO YES
245 6BL8 Philips Triode-pentode combo YES YES
246 6BL8 Mullard Triode-pentode combo YES NO
247 6BL8 Mullard Triode-pentode combo YES NO
248 6BL8 Mullard Triode-pentode combo YES NO
249 6BL8 AWV Triode-pentode combo YES NO
250 6BL8 AWV Triode-pentode combo YES NO
251 6BL8 AWV Triode-pentode combo YES NO
252 6BL8 AWV Triode-pentode combo YES NO
253 6BL8 AWV Triode-pentode combo YES NO
254 6BL8 AWV Triode-pentode combo YES NO
255 6BL8 Philips Triode-pentode combo YES NO
256 6BL8 Philips Triode-pentode combo YES NO
257 6BL8 Philips Triode-pentode combo YES NO
258 6BL8 Philips Triode-pentode combo YES NO
259 6BL8 Philips Triode-pentode combo YES NO
260 6BL8 Philips Triode-pentode combo YES NO
261 6BL8 Philips Triode-pentode combo YES NO
262 6BL8 Philips Triode-pentode combo YES NO
263 6BL8 Philips Triode-pentode combo YES NO
264 6BL8 Philips Triode-pentode combo YES NO
265 6BL8 Philips Triode-pentode combo YES NO
266 6BL8 Philips Triode-pentode combo YES NO
267 6BL8 Philips Triode-pentode combo YES NO
268 6BL8 Philips Triode-pentode combo YES NO
269 6BL8 Philips Triode-pentode combo YES NO
270 6BL8 Philips Triode-pentode combo YES NO
271 6BL8 Unknown Triode-pentode combo YES NO
272 6BL8 Unknown Triode-pentode combo YES NO
273 6BL8 Unknown Triode-pentode combo YES NO
274 6BL8 Unknown Triode-pentode combo YES NO
275 6BL8 Unknown Triode-pentode combo YES NO
276 6BL8 Philips Triode-pentode combo NO NO
277 6BL8 Unknown Triode-pentode combo NO NO
278 6BL8 Mullard Triode-pentode combo NO NO
279 6BL8 Phillips Triode-pentode combo NO NO
280 6BL8 Mullard Triode-pentode combo NO NO
281 6BL8 Mullard Triode-pentode combo NO NO
282 6BL8 Mullard Triode-pentode combo NO NO
283 6BL8 Mullard Triode-pentode combo NO NO
284 6BL8 Radiotron Triode-pentode combo NO NO
285 6BL8 Miniwatt Triode-pentode combo NO NO
286 6BL8 Miniwatt Triode-pentode combo NO NO
287 6BM8 Philips Triode-pentode combo (output) YES NO
288 6BM8 Philips Triode-pentode combo (output) YES NO
289 6BM8 Mullard Triode-pentode combo (output) YES NO
290 6BM8 Mullard Triode-pentode combo (output) YES NO
291 6BM8 AWV Triode-pentode combo (output) YES NO
292 6BM8 Unknown Triode-pentode combo (output) YES NO
293 6BM8 Unknown Triode-pentode combo (output) NO NO
294 6BM8 Radiotron Triode-pentode combo (output) NO NO
295 6BM8 Mullard Triode-pentode combo (output) NO NO
296 6BM8 Miniwatt Triode-pentode combo (output) NO NO
297 6BM8 Miniwatt Triode-pentode combo (output) NO NO
298 6BM8 PHILIPS Triode-pentode combo (output) NO YES
299 6BQ5 na Output valve (audio pentode) NO NO
300 6BQ5 ULTRON Output valve (audio pentode) NO NO
301 6BQ5 AWV Output valve (audio pentode) NO NO
302 6BQ5 Super Radiotron NEW NO YES New, for Kriesler 11-91 Stereogram
303 6BQ5 Super Radiotron NEW NO YES New, for Kriesler 11-91 Stereogram
304 6BQ7A Unknown Twin Triode (cascode tuner) NO NO
305 6BQ7A RCA Twin Triode (cascode tuner) NO NO
306 6BQ7A Mullard Twin Triode (cascode tuner) NO NO
307 6BQ7A PHILIPS Twin Triode (cascode tuner) NO YES
308 6BQ7A AWV Twin Triode (cascode tuner) NO YES
309 6BR5 Philips Magic Eye YES YES Old one from Manhattan Entertainment Unit
310 6BU8 AWV Triode-pentode combo NO NO
311 6BU8 Philips Triode-pentode combo NO NO
312 6BV7 AWV OUTPUT VALVE YES YES
313 6BV7 Philips NEW NO YES
314 6BW6 Output valve NO NO In STC 5235 chassis
315 6BW6 Brimar Output valve NO NO
316 6BW6 BRIMAR Output valve NO YES
317 6BX6 IF amplifier NO NO
318 6BX6 Philips IF amplifier NO NO
319 6BX6 AWV IF amplifier YES NO
320 6BX6 Philips IF amplifier YES NO
321 6BX6 Philips IF amplifier YES NO
322 6BX6 Philips IF amplifier YES NO
323 6BX6 Philips IF amplifier YES NO
324 6BX6 Philips IF amplifier YES NO
325 6BX6 Philips IF amplifier YES NO
326 6BX6 Philips IF amplifier YES NO
327 6BX6 Philips IF amplifier YES NO
328 6BX6 Philips IF amplifier YES NO
329 6BX6 Philips IF amplifier YES NO
330 6BX6 Philips IF amplifier YES NO
331 6BX6 Philips IF amplifier YES NO
332 6BX6 Philips IF amplifier YES NO
333 6BX6 Philips IF amplifier YES NO
334 6BX6 Philips IF amplifier YES NO
335 6BX6 Philips IF amplifier YES NO
336 6BX6 Philips IF amplifier YES NO
337 6BX6 Philips IF amplifier YES NO
338 6BX6 Philips IF amplifier YES NO
339 6BX6 Philips IF amplifier YES NO
340 6BX6 Philips IF amplifier YES NO
341 6BX6 Philips IF amplifier YES NO
342 6BX6 Philips IF amplifier YES NO
343 6BX6 Mullard IF amplifier YES NO
344 6BX6 Mullard IF amplifier YES NO
345 6BX6 Mullard IF amplifier YES NO
346 6BX6 Mullard IF amplifier YES NO
347 6BX6 Mullard IF amplifier YES NO
348 6BX6 Mullard IF amplifier YES NO
349 6BX6 Mullard IF amplifier YES NO
350 6BX6 Mullard IF amplifier YES NO
351 6BX6 Mullard IF amplifier YES NO
352 6BX6 Mullard IF amplifier YES NO
353 6BX6 Mullard IF amplifier YES NO
354 6BX6 Mullard IF amplifier YES NO
355 6BX6 Mullard IF amplifier YES NO
356 6BX6 Mullard IF amplifier YES NO
357 6BX6 Mullard IF amplifier YES NO
358 6BX6 Unknown IF amplifier YES NO
359 6BX6 Unknown IF amplifier YES NO
360 6BX6 Unknown IF amplifier YES NO
361 6BX6 Miniwatt IF amplifier NO NO
362 6BX6 Miniwatt IF amplifier NO NO
363 6BX6 MULLARD IF amplifier NO YES
364 6BY7 Philips RF/IF amplifier YES NO
365 6BY7 Mullard RF/IF amplifier YES NO
366 6BZ6 AWV RF/IF amplifier NO NO
367 6BZ6 AWV RF/IF amplifier NO NO
368 6BZ6 AWV RF/IF amplifier NO YES
369 6CA4 Radiotron Rectifier NO YES New, for Kriesler 11-91 Stereogram
370 6CB6 AWV RF amplifier (TV tuner) NO NO
371 6CB6 AWV RF amplifier (TV tuner) NO NO
372 6CG7 AWV Twin Triode NO NO
373 6CG7 Brimar Twin Triode NO NO
374 6CG7 Philips Twin Triode NO NO
375 6CG7 Mullard Twin Triode NO NO
376 6CG7 AWV Twin Triode NO NO
377 6CG7 AWV Twin Triode NO NO
378 6CG7 AWV Twin Triode NO NO
379 6CG7 AWV Twin Triode NO NO
380 6CG7 AWV Twin Triode NO NO
381 6CG7 AWV Twin Triode NO NO
382 6CG7 Unknown Twin Triode NO NO
383 6CG7 AWV Twin Triode NO NO
384 6CK6 AWV Output valve NO YES
385 6CM5 Philips Horizontal TV output NO YES New, with small boxed
386 6CM5 Philips Horizontal TV output NO YES New, with small boxed
387 6CM5 Philip Horizontal TV output NO NO
388 6CM5 AWV Horizontal TV output YES NO In Philips box
389 6CM5 AWV Horizontal TV output NO NO
390 6CM5 Unknown Horizontal TV output NO NO
391 6CM5 Philips Horizontal TV output YES YES
392 6CM5 Mullard Horizontal TV output NO NO
393 6CM5 Philips NEW NO YES
394 6CM5 PHILIPS Horizontal TV output NO NO
395 6CM5 AWV Horizontal TV output NO NO
396 6CM5 PHILIPS Horizontal TV output NO YES
397 6CM5 AWV Horizontal TV output NO YES
398 6CM5 AWV Horizontal TV output NO YES
399 6CM7 AWV TV vertical output NO NO
400 6CM7 Unknown TV vertical output NO NO
401 6CQ8 Unknown Triode-pentode combo NO NO
402 6CQ8 Unknown Triode-pentode combo NO NO
403 6CQ8 Mullard Triode-pentode combo NO NO
404 6CQ8 AWV Triode-pentode combo NO NO
405 6CQ8 Philips Triode-pentode combo NO NO
406 6CQ8 Philips Triode-pentode combo NO NO
407 6CQ8 AWV Triode-pentode combo NO YES
408 6CS6 AWV Pentagrid converter (TV/FM) NO YES
409 6CW5 Philips TV output NO NO
410 6CW7 AWV Triode-pentode combo NO NO
411 6CW7 Unknown Triode-pentode combo NO NO
412 6CW7 Philips Triode-pentode combo NO NO
413 6CZ5 Unknown TV vertical output NO NO
414 6DQ6A AWV TV horizontal output YES YES Similar to 6CM5, for AWA 223
415 6DT6 MULLARD FM detector (gated-beam) NO NO
416 6DT6 MULLARD FM detector (gated-beam) NO NO
417 6DT6 Mullard FM detector (gated-beam) NO NO
418 6DX8 PHILIPS Triode-pentode combo (output) NO NO
419 6DX8 Philips Triode-pentode combo (output) YES NO
420 6DX8 Philips Triode-pentode combo (output) YES NO
421 6DX8 Philips Triode-pentode combo (output) YES NO
422 6DX8 Philips Triode-pentode combo (output) YES NO
423 6DX8 Philips Triode-pentode combo (output) YES NO
424 6DX8 Teonex Triode-pentode combo (output) YES NO
425 6DX8 AWV Triode-pentode combo (output) NO NO
426 6DX8 Mullard Triode-pentode combo (output) NO NO
427 6DX8 Mullard Triode-pentode combo (output) NO NO
428 6E5 PHILIPS MAGIC EYE NO NO
429 6EA8 Philips Triode-pentode combo NO NO
430 6EA8 Unknown Triode-pentode combo NO NO
431 6EB8 AWV Triode-pentode combo NO NO
432 6EB8 AWV Triode-pentode combo NO NO
433 6EB8 AWV Triode-pentode combo NO NO
434 6EB8 AWV Triode-pentode combo NO NO
435 6EB8 AWV Triode-pentode combo NO NO
436 6EB8 AWV Triode-pentode combo NO YES
437 6EH7 Mullard Video amplifier NO NO
438 6EH7 Mullard Video amplifier NO NO
439 6EH7 Mullard Video amplifier NO NO
440 6EH7 Mullard Video amplifier NO NO
441 6EH7 AWV Video amplifier NO NO
442 6EH7 AWV Video amplifier NO NO
443 6EH7 Mullard Video amplifier NO NO
444 6EJ7 Philips Video/IF amplifier YES NO
445 6EJ7 Philips Video/IF amplifier YES NO
446 6EJ7 Philips Video/IF amplifier YES NO
447 6EJ7 Philips Video/IF amplifier YES NO
448 6EJ7 Hitachi Video/IF amplifier YES NO
449 6EJ7 AWV Video/IF amplifier NO NO
450 6EM5 AWV TV vertical output NO NO
451 6ES8 Philips Twin Triode (VHF tuner) NO NO
452 6ES8 Unknown Twin Triode (VHF tuner) YES NO
453 6ES8 Mullard Twin Triode (VHF tuner) YES NO
454 6ES8 Philips Twin Triode (VHF tuner) YES YES
455 6ES8 Philips Twin Triode (VHF tuner) NO NO
456 6ES8 Philips Twin Triode (VHF tuner) NO NO
457 6ES8 Miniwatt Twin Triode (VHF tuner) NO NO
458 6ES8 AWV Twin Triode (VHF tuner) NO YES
459 6ES8 AWV Twin Triode (VHF tuner) NO YES
460 6EW6 AWV RF amplifier NO NO
461 6F6 RADIOTRON Output valve NO YES Originally from Airzone 550, no number marking
462 6F7 RCA Triode-pentode combo NO NO pre-octal 6P7G
463 6F7 RCA Triode-pentode combo YES YES
464 6F7 MULLARD Triode-pentode combo NO NO NO GRID CAP
465 6FQ7/6CG7 RCA Twin Triode YES YES
466 6GK5 AWV Twin Triode (VHF tuner) NO NO
467 6GV8 PHILIPS Triode-pentode combo NO NO
468 6GV8 PHILIPS Triode-pentode combo NO NO
469 6GV8 PHILIPS Triode-pentode combo NO NO
470 6GV8 Philips Triode-pentode combo NO NO
471 6GV8 AWV Triode-pentode combo NO YES
472 6GV8 Mullard Triode-pentode combo NO NO
473 6GV8 AWV Triode-pentode combo NO NO
474 6GV8 Triode-pentode combo NO NO
475 6GV8 AWV Triode-pentode combo NO YES
476 6GV8 ZAERIX Triode-pentode combo NO NO
477 6GW8 Unknown OUTPUT VALVE NO NO
478 6GW8 Philips OUTPUT VALVE NO NO
479 6GW8 Philips OUTPUT VALVE NO NO Unconfirmed type
480 6GW8 Unknown OUTPUT VALVE NO NO Unconfirmed type
481 6GW8 Mullard OUTPUT VALVE NO NO
482 6GW8 Unknown OUTPUT VALVE NO NO
483 6GW8 PHILIPS OUTPUT VALVE NO NO
484 6GW8 PHILIPS OUTPUT VALVE NO NO
485 6GW8 MULLARD OUTPUT VALVE NO NO
486 6GW8 MULLARD OUTPUT VALVE NO NO
487 6GW8 Unknown OUTPUT VALVE NO NO
488 6GW8 AWV OUTPUT VALVE NO NO
489 6GW8 Mullard OUTPUT VALVE NO NO
490 6GW8 AWV OUTPUT VALVE NO NO
491 6GW8 AWV OUTPUT VALVE NO NO
492 6GW8 Mullard OUTPUT VALVE NO NO
493 6GW8 Radiotron OUTPUT VALVE NO NO
494 6GW8 AWV OUTPUT VALVE NO YES
495 6H6GT PHILIPS Detector/AVC (double diode) NO NO
496 6HG8 AWV Triode-pentode combo NO NO
497 6HG8 AWV Triode-pentode combo NO NO
498 6HG8 Philips Triode-pentode combo NO NO
499 6HG8 Mullard Triode-pentode combo NO YES
500 6HG8 Philips Triode-pentode combo NO NO
501 6HG8 Miniwatt Triode-pentode combo NO NO
502 6HS8 PHILIPS Triode-heptode converter NO NO
503 6HS8 Mullard Triode-heptode converter NO NO 6BU8
504 6HS8 Philips Triode-heptode converter NO NO 6BU8
505 6IW8 PHILIPS Triode-pentode combo NO NO
506 6J2 Chinese RF/IF pentode (Russian numbering) NO NO 10 of
507 6JW8 Philips Triode-pentode combo NO NO
508 6JW8 Mullard Triode-pentode combo NO NO
509 6K7 RCA IF amplifier YES YES For console radio
510 6KV8 AWV Triode-pentode combo NO NO
511 6KV8 AWV Triode-pentode combo NO NO
512 6M5 AWV Output valve YES NO
513 6M5 AWV Output valve YES NO
514 6M5 Mullard Output valve YES NO
515 6M5 AWV Output valve YES NO
516 6M5 Philips Output valve NO NO
517 6M5 Output valve NO NO
518 6N3 Mullard Twin Triode (Russian numbering) NO NO
519 6N3 Philips Twin Triode (Russian numbering) NO NO
520 6N8 MULLARD Double Diode-Pentode NO NO
521 6N8 PHILIPS Double Diode-Pentode NO NO
522 6N8 PHILIPS Double Diode-Pentode NO NO
523 6N8 MULLARD Double Diode-Pentode NO NO
524 6N8 AWV Double Diode-Pentode NO NO
525 6N8 Double Diode-Pentode NO NO
526 6N8 Double Diode-Pentode NO NO
527 6N8 Miniwatt Double Diode-Pentode NO NO
528 6N8 Philips Double Diode-Pentode NO NO Number marked in texta
529 6N8 AWV Double Diode-Pentode NO YES
530 6Q7 Acturus Detector/AVC/1st audio YES YES For console radio
531 6S4A RCA Triode (vertical output driver) NO NO
532 6S4A Mullard Triode (vertical output driver) NO NO
533 6S4A Unknown Triode (vertical output driver) NO NO
534 6SK7 PHILIPS IF amplifier NO NO
535 6SN7GTA AWV Twin Triode NO NO
536 6U7G KEN-RAD IF amplifier NO NO NO GRID CAP
537 6U7G PHILIPS IF amplifier NO NO
538 6U7G PHILIPS IF amplifier NO NO
539 6U7G AWA IF amplifier NO NO
540 6U8 Philips Triode-pentode combo NO NO
541 6U8 Brimar Triode-pentode combo NO NO
542 6U8 AWV Triode-pentode combo NO YES
543 6U8 BRIMAR Triode-pentode combo NO YES
544 6UA6 AWV IF amplifier NO YES
545 6V4 MULLARD Rectifier NO NO
546 6V4 PHILIPS Rectifier NO NO
547 6V4 Rectifier NO NO
548 6V4 Mullard Rectifier NO NO
549 6V4 Phillips Rectifier NO NO
550 6V4 Miniwatt Rectifier NO NO
551 6V4 PHILIPS Rectifier NO YES
552 6V6G KEN-RAD Output valve NO NO
553 6V6GT AWV Output valve NO NO
554 6V6GT PHILIPS Output valve NO NO
555 6V6GT AWV Output valve NO NO
556 6V6GT MULLARD Output valve NO NO
557 6V6GT PHILIPS Output valve NO YES
558 6V9 Philips Triode-pentode combo NO NO
559 6X4 AWV Rectifier NO NO
560 6X4 Phillips Rectifier NO NO
561 6X4 Radiotron Rectifier NO NO
562 6X5GT PHILIPS Rectifier NO NO
563 6X9 PHILIPS Triode-pentode combo NO NO
564 6X9 Triode-pentode combo NO NO
565 6Y3GT AWV Rectifier NO NO
566 6Y9 AWV Triode-pentode combo NO NO Also EFL200
567 6Y9 Philips Triode-pentode combo NO NO
568 6Y9 Mullard Triode-pentode combo NO NO
569 6Y9 Philips Triode-pentode combo NO NO
570 6Y9 PHILIPS Triode-pentode combo NO YES
571 7027A RCA Output valve (audio, hi-fi) NO NO In large valves box
572 7027A RCA Output valve (audio, hi-fi) NO NO In large valves box
573 75 PHILIPS Detector/AVC/1st audio NO YES
574 7DJ8 Realistic Twin Triode (VHF) NO YES Saba
575 807 AWV RF power amplifier (transmitting) NO NO
576 807 AWV RF power amplifier (transmitting) NO NO
577 807 AWA RF power amplifier (transmitting) NO NO
578 807 AWA RF power amplifier (transmitting) NO NO NO GRID CAP
579 8BQ11 RCA GE Portacolor NO YES
580 8BQ11 Emerson GE Portacolor YES YES
581 8LT8 Realistic Triode-pentode combo YES YES For GE television, In Amperex box
582 9BJ11 GE Compactron YES YES For GE television
583 9BR7 GE Triode-pentode combo YES YES
584 A409 PHILIPS Triode (1920s, Philips) NO NO
585 B406 PHILIPS Output triode (Philips, DHT) NO NO
586 CV820 Output valve (battery, mil-spec) NO NO
587 CV820 Output valve (battery, mil-spec) NO NO
588 DY51 Slyvania EHT Rectifier NO YES For Kriesler PT1
589 E463 Philips Output valve YES NO Spare for Philips Radio
590 E80CF Philips Triode-pentode combo NO NO
591 E88CC Telefunken Twin Triode (premium, audio) NO NO
592 EAM86 Telefunken Magic eye YES NO
593 EBF35 PHILIPS Double Diode-Pentode NO YES
594 EBF80 Mullard NEW - 6N8 equivalent NO YES New, for Kriesler 11-91 Stereogram
595 ECC40 PHILIPS Twin Triode NO NO
596 ECC83 Telefunken Twin Triode (audio preamp) YES NO
597 ECC83 Telefunken Twin Triode (audio preamp) YES NO
598 ECC88 Mullard Twin Triode NO NO
599 ECC88 Mullard Twin Triode NO NO
600 ECC91 MULLARD Twin Triode (RF) NO NO
601 ECF200 Philips Triode-pentode combo NO NO
602 ECF200 Philips Triode-pentode combo NO NO
603 ECF201 Philips Triode-pentode combo NO NO
604 ECH33 PHILIPS Triode-Hexode converter NO YES
605 ECL82 Opel Triode-pentode combo (output) NO NO
606 ECL83 Marconi Triode-pentode combo NO NO ECH83?
607 EF40 RF/IF amplifier NO NO
608 EF86 Telefunken Audio pentode (preamp) YES NO
609 EF86 PHILIPS Audio pentode (preamp) NO NO
610 EF86 MULLARD Audio pentode (preamp) NO NO
611 EF86 PHILIPS Audio pentode (preamp) NO NO
612 EF86 Mazda Audio pentode (preamp) NO NO
613 EF86 PHILIPS Audio pentode (preamp) NO YES
614 EL33 MULLARD Output valve NO YES
615 EL41 MULLARD Output valve NO NO
616 EL84 JJ Electronic NEW NO YES New, for Kriesler 11-91 Stereogram
617 EL84 JJ Electronic NEW NO YES New, for Kriesler 11-91 Stereogram
618 EL95 Telefunken Output valve YES NO
619 EM84 Telefunken Magic eye YES NO
620 EM84 Phillips Magic eye NO NO
621 EZ40 MULLARD Rectifier NO NO
622 EZ81 JJ Electronic NEW NO YES New, for Kriesler 11-91 Stereogram
623 KT61 Output valve (beam tetrode) NO NO
624 KT88 GEC Output valve (beam tetrode, audio) NO NO
625 NX-280 National Union Old 80 rectifier NO NO
626 PCF80 AWV Triode-pentode combo NO NO
627 PCL86 Siemens Triode-pentode combo (output) NO NO
628 R19 Brimar Rectifier YES YES
629 R19 Brimar Rectifier YES YES
630 R19 Brimar Rectifier YES YES
631 XG1M Radiotron Rectifier (rare/obscure type) NO NO
Total items in list:631