1 | Tube Compatibility Chart for Woo Audio Amplifier | ||||
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2 | www.WooAudio.com | ||||
3 | The following chart is a limited survey of tube compatibility for all Woo Audio amplifiers. These tube models are direct substitute without having the need to modify the unit. They have been verified to be compatible with our amplifiers, some may require a tube adaptor. WARNING: this chart applies to Woo Audio products only. Using tubes not listed in this chart may damage the amplifier and will void the warranty | ||||
4 | |||||
5 | Model | Vacuum Tube | Adapter | Comment | |
6 | 6922 * | No | |||
7 | 6DJ8 | No | |||
8 | 6N1P | No | |||
9 | 7DJ8 | No | |||
10 | 6N23P | No | |||
11 | 7308 | No | |||
12 | WA2 / WA3 | Driver | E188CC | No | |
13 | E88CC | No | |||
14 | E288CC | No | |||
15 | ECC88 | No | |||
16 | CCa | No | |||
17 | EZ80 * | No | |||
18 | 6CA4 | No | |||
19 | WA2 | Rectifier | 6V4 | No | |
20 | EZ81 | No | |||
21 | U709 | No | |||
22 | 6080 * | No | |||
23 | 1635 | Yes | A 8-pin to 8-pin loctal adapter is needed. | ||
24 | 421A | No | Greater power. Western Electric branded. | ||
25 | 5998 | No | Greater power | ||
26 | A1834 | No | |||
27 | 6AS7 | No | |||
28 | WA2 / WA3 / WA22 | Power | 6H13C | No | |
29 | 6N5P | No | |||
30 | 7236 | No | Greater power | ||
31 | 2399 | No | |||
32 | 6520 | No | |||
33 | 2A3 | No | |||
34 | WA33 | Power | WE275 | No | |
35 | WR2A3 | No | |||
36 | 6SN7 * /GT /WGT | No | |||
37 | 5692 | No | |||
38 | 6CG7 | Yes | A 9-pin to 8-pin adapter is needed. | ||
39 | 6F8G | Yes | A 8-pin to 8-pin adapter with Grid wire is needed. | ||
40 | 6SU7 | No | |||
41 | 6SC7 | Yes | A 8-pin to 8-pin loctal adapter is needed. | ||
42 | 6N8S | No | |||
43 | WA22 / WA5 / WA5LE / 3ES | Driver | 7N7 | Yes | A 8-pin to 8-pin loctal adapter is needed. |
44 | CV181 | No | |||
45 | CV1988 | No | |||
46 | ECC32 | No | |||
47 | ECC33 | No | 70 amp factor but it will be used up to the 6SN7 rating. | ||
48 | ECC35 | No | |||
49 | VT231 | No | |||
50 | 5U4G * /B | No | Directly Heated | ||
51 | 274A | Yes | Directly Heated, a 4-pin to 8-pin adapter is needed. | ||
52 | 274B | No | Directly Heated | ||
53 | 596 | Yes | Directly Heated | ||
54 | 5931 | No | Directly Heated | ||
55 | 53KU | No | Directly Heated | ||
56 | 5AR4 | No | Indirectly Heated | ||
57 | 5AS4 | No | Directly Heated | ||
58 | 5Z4 | No | Indirectly Heated | ||
59 | 5R4 /GA /GB /GY /GYA /GYB /WGA /WGB | No | Directly Heated | ||
60 | 5U3C | No | Directly Heated | ||
61 | WA22 / WA5 / WA5LE | Rectifier | 5V4 /G /GA | No | Directly Heated |
62 | WA6 / WA6SE / WA33 / 3ES | 5Y3 | No | Directly Heated | |
63 | 5W4 / GT | No | Directly Heated | ||
64 | 5Z3 | Yes | Directly Heated, a 8-pin to 4-pin adapter is needed. | ||
65 | 6106 | No | Indirectly Heated | ||
66 | 83 | Yes | Directly Heated, a 8-pin to 4-pin adapter is needed. | ||
67 | GZ30 | No | Indirectly Heated | ||
68 | GZ32 | No | Indirectly Heated | ||
69 | GZ33 | No | Indirectly Heated | ||
70 | GZ34 | No | Indirectly Heated | ||
71 | GZ37 | No | Indirectly Heated | ||
72 | CV378 | No | Indirectly Heated | ||
73 | U52 | No | Directly Heated | ||
74 | U54 | No | Directly Heated | ||
75 | WE422A | No | Indirectly Heated | ||
76 | 13DE7 * | No | |||
77 | 13EW7 | No | |||
78 | 13EM7 | Yes | A 8-pin to 9-pin adapter is needed. | ||
79 | 13DR7 | No | |||
80 | WA6 / WA6SE | Driver/Power | 13DN7 | Yes | A 8-pin to 9-pin adapter is needed. |
81 | 13FD7 | No | |||
82 | 12SN7 | Yes | For WA6 2nd Gen only. A 8 to 9 adapter is needed. | ||
83 | WE 300B * | No | |||
84 | EML 300B / XLS | No | |||
85 | Treasure 300B | No | |||
86 | Sophia 300B | No | |||
87 | WA5 / WA5LE / 3ES | 300B Power Tube | EAT 300B | No | |
88 | EH 300B | No | |||
89 | JJ 300B | No | |||
90 | Shuguang 300B | No | |||
91 | Svetlana 300B | No | |||
92 | Takatsuki 300B | No | |||
93 | 6SL7 * | No | |||
94 | 6188/6SU7 | No | Tungsol branded only | ||
95 | Driver | 12AX7 | Yes | A 9-pin to 8-pin adapter is needed. | |
96 | CV1985 | No | |||
97 | ECC35 | No | |||
98 | VT229 | No | |||
99 | EL34 * | No | |||
100 | 6CA7 | No | |||
101 | Power | KT88 | No | ||
102 | KT66 | No | |||
103 | 6550 | No | |||
104 | 5AR4 * | No | Indirectly Heated | ||
105 | WES | 5Z4 | No | Indirectly Heated | |
106 | GZ30 | No | Indirectly Heated | ||
107 | Rectifier | GZ32 | No | Indirectly Heated | |
108 | GZ33 | No | Indirectly Heated | ||
109 | GZ34 | No | Indirectly Heated | ||
110 | GZ37 | No | Indirectly Heated | ||
111 | U54 | No | Indirectly Heated | ||
112 | 12AU7 * | No | |||
113 | ECC82 | No | |||
114 | ECC802S | No | |||
115 | Phase Splitter | 5814 | No | ||
116 | 5963 | No | |||
117 | 6189 | No | |||
118 | 7316 | No | |||
119 | 12AX7 * | No | |||
120 | ECC83 | No | |||
121 | ECC803S | No | |||
122 | 12BZ7 | No | |||
123 | GES | Driver | 12AD7 | No | |
124 | 5751 | No | |||
125 | 7025 | No | |||
126 | 7058 | No | |||
127 | B339 | No | |||
128 | B759 | No | |||
129 | Power | 6S4 * | No | ||
130 | |||||
131 | * This is the label engraved on the unit. | ||||
132 | * Last updated June 10, 2019 |
1 | Timestamp | Sample Question 1 | Sample Question 2 |
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