TUBEOFILE
Search
Compare
FAQ
Tube+
Sign In
Sign In
☰
Loading...
← 30
30 — Candidate to replace following?
Small Signal Triode — DHT — UX4
⚠ Safety
Jump to:
Equivalents
Your Tube
Top 10
Targets
Equivalents — Same Tube, Different Names
✓
VT-27
✓
VT-67
✓
CV604
Top 10 Picks
31
drop-in
2V
⚠ Low Pa
Your Tube
Base:
UX4
Heater:
2V / 0.06A
Type:
small signal triode
DHT
i
mu:
9.3
gm:
0.9
mA/V
ra:
10,300
Ω
Ia:
3.1
mA
Cgp:
6
pF
Pinout (UX4)
h
a
g1
h
Candidates to replace (12)
Heater:
1.5V
0
2V
0
●
3.3V
0
5V
0
6.5V
0
7V
0
7.5V
0
show all (7)
Fit:
Drop-in
0
Adapter
0
Status:
⚠ Low Pa
12
0 shown (target 2V only)
▣ Compact
⚙ Thresholds filter
No candidates match the selected filters.
Show candidates on other heater voltages (6 additional)
Generated 2026-04-09
Status legend →
User Guide →
target +
0
selected
pick 1+ to compare
select 1+ candidate to compare