Home
Quick Test
Calibration
Debug
Files
Help
connecting...
Acquire
Import
Model
Clipboard
Heater
Select stored .uts config:
Config:
Save
I
a
:
Auto
0-200 mA
0-100 mA
0-40 mA
0-20 mA
0-10 mA
0-5 mA
0-2 mA
0-1 mA
Average:
Auto
2X
4X
8X
16X
32X
none
I
a max
:
mA
P
a max
:
W
Volt. Corr.:
Abort!
I
s
:
Auto
0-200 mA
0-100 mA
0-40 mA
0-20 mA
0-10 mA
0-5 mA
0-2 mA
0-1 mA
Compliance:
199 mA
174 mA
151 mA
127 mA
104 mA
78 mA
46 mA
23 mA
off !!!
I
s max
:
mA
P
s max
:
W
Parallel Acq.:
Measure
V
g
low:
Delay:
s
Double Acq.:
Log to file:
Select .utd file on SPIFFS:
Load to plot
Average I
a
and I
s
Resample X-axis:
Sum up I
a
and I
s
Show extrapolated points:
Number of parallel tubes:
Model:
Triode (Koren)
Pentode (Koren)
Pentode (Derk)
Tetrode (DerkE)
Pentode (Derk, Secondary Emission)
Tetrode (DerkE, Secondary Emission)
Generate
LTSpice Model
μ:
EX:
K
G1
:
K
p
:
K
VB
:
Download
K
G2
:
α
s
:
β:
A
D
:
R
GI
:
Save to Files
S
c
:
a
p
:
w:
ν:
λ:
Clipboard 1:
(empty)
Clipboard 2:
(empty)
Clipboard 3:
(empty)
Clipboard 4:
(empty)
V
heater
:
Heat slowly
V
ext
:
(external, PWM'ed)
Settings:
Mode:
I(Vg, Va) with Vs, Vh=const
I(Vg, Va=Vs) with Vh=const
I(Va, Vg) with Vs, Vh=const
I(Va, Vs) with Vg, Vh=const
I(Va=Vs, Vg) with Vh=const
I(Vs, Vg) with Va, Vh=const
I(Vg, Va) with Vs=UL(Va,k), Vh=const
I(Va, Vg) with Vs=UL(Va,k), Vh=const
Tube:
V
heater
start
stop
# points
scaling
(stepping variable)
(constant)
Vg
uniform
log 10
gamma 1
gamma 2
gamma 3
gamma 4
0.3 0.8
0.3 0.6
0.5 0.5
Va
...
Vs
Start:
Stop:
Param:
Step
Increment
Precision
Plot Settings:
Parameter
Point Style
Line Style
Scale
Min
Max
Ticks
P
max
[W]
Load Line
Model
Y
1
:
Last Acquired/Loaded/Modeled:
Ia: (empty)
Is: (empty)
Ig: (empty)
Stored in Clipboard 1:
Ia: (empty)
Is: (empty)
Ig: (empty)
Stored in Clipboard 2:
Ia: (empty)
Is: (empty)
Ig: (empty)
Stored in Clipboard 3:
Ia: (empty)
Is: (empty)
Ig: (empty)
Stored in Clipboard 4:
Ia: (empty)
Is: (empty)
Ig: (empty)
circle
square
triangle
diamond
none
solid
dash
dots
ddot
no line
auto
manual
track
copy
mA
Raw Data
Triode (Koren)
Pentode (as Triode)
Pentode (Derk)
Tetrode (DerkE)
Pentode (Sec Em)
Tetrode (Sec Em)
Y
2
:
Last Acquired/Loaded/Modeled:
Ia: (empty)
Is: (empty)
Ig: (empty)
Stored in Clipboard 1:
Ia: (empty)
Is: (empty)
Ig: (empty)
Stored in Clipboard 2:
Ia: (empty)
Is: (empty)
Ig: (empty)
Stored in Clipboard 3:
Ia: (empty)
Is: (empty)
Ig: (empty)
Stored in Clipboard 4:
Ia: (empty)
Is: (empty)
Ig: (empty)
circle
square
triangle
diamond
none
solid
dash
dots
ddot
no line
auto
manual
track
copy
mA
Raw Data
Triode (Koren)
X:
Anode Voltage Va
manual
track
V
×
pin
axis
V
a
[V]
I
a
[mA]
V
g
[V]
μ
g
m
[mS]
r
a
[kΩ]
R
load
[kΩ]
V
in
[V]
V
out
[V]
Gain
THD [%]
H
2
[%]
H
3
[%]
IMD
3
[%]
P
max
[W]
P
tot
[W]
+
Additional and Debug Plots
(
only available when connected to the Internet
):