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← XF94
XF94 — Candidate to replace following?
Small Signal Pentode — B7G
⚠ Safety
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Equivalents
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Equivalents — Same Tube, Different Names
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3AU6
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Your Tube
Base:
B7G
Heater:
3.15V / 0.6A
Type:
ss pentode
gm:
5.2
mA/V
ra:
1,000,000
Ω
Ia:
10.8
mA
Pa:
3.2
W
Vs:
150
V
Cgp:
0
pF
Pinout (B7G)
g1
g3
h
h
a
g2
k
Candidates to replace (4)
Heater:
6.3V
2
12.6V
1
Fit:
Drop-in
3
Adapter
0
Status:
✓ Close
2
✓ Safe
1
⚠ Low Pa
1
3 shown
▣ Compact
⚙ Thresholds filter
6.3V Heater
(2 candidates)
i
Tube
Status ↑
Pa
Ah
Fit
EF94
✓ Close
3.2
W
0.3
drop-in
EF91
✓ Safe
2.5
W
-22%
0.3
drop-in
12.6V Heater
(1 candidates)
i
Tube
Status ↑
Pa
Ah
Fit
HF94
✓ Close
3.2
W
0.15
drop-in
Generated 2026-04-09
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