
double-ended type for -
indu trial applications
•
RADIO
CORPORATION
OF
AMERICA
ELECTRON
TUBE
DIVISION,
HAIUUSON,N
J
Trodemark(s) ® Registered
Morca(:!.) Registroda(sJ
8058
P,inted
in
U.S.A.

ReA-80S8
HIGH-MU NUVISTOR TRIODE
RCA-80S8
type.
wide
In
degree
the
grid.
inductance
variety
Actu.a~
addition,
The
peripheral
designed
Size
of
Furthermore,
General
The
lugs
8058
construction,
plate
inch
to
to
of
long,
features
assure
current,
operate
is
of
equipment
characteristics,
shock
cathode-drive
oscillator
conductance·
current
the
isolation
8058
is
and
Features
8058
unequal
has
only
(1) a very
(3) a 6.
very
at
full
a
double-ended,
for
use
applications.
where
and
vibration
The
8058
The
8058
of
double-ended
between
particularly
lugs
provide
(5)
used
three
an
all
width
0.440"
low
heater-cathode
high
ratings
to
3-volt
high-mu
in
cathode-drive
The
compactness,
and
the
are
is
capable
rf-amplifier
over a wide
features
to-plate
10
mi11iamperes
very
construction
the
input
suitable
for
indexing
base-pin
flexibility
metal-and-ceramic
facilitate
in
diameter,
rugged
input
at
structure
low-wattage
impedance,
any
nuvistor
amplifier
8058
primary
of
is
low
ability
design
providing
service,
range
current
of
high
frequencies.
transconductance
ratio
and a plate-supply
of
and
output
for
cathode-drive
are
also
connections
in
circuit
envelope
insertion
and
weighs
of
heater
leakage,
altitude.
(6)
(4)
high
triode
service
especially
drain,
to
exceptional
withstand
requirements.
high
and
excellent
(12400
this
used
layout.
in
unique
and a specially
nuvistor
circuits.
as
for
provided
a
socket.
approximately
design,
high
perveance,
of
the
heater-cathode
up
to
useful
gain
in
severe
with
stability
and a high
micromhos
voltage
provides
applications
the
connections
the
cathode
with
It
two
is
2.2
(2)
designed
transconductance
and
(7)
1200
Mc
industrial
uniformity
mechanical
low
noise
trans-
at
a
plate
of
110
volts).
a
because
to
reduce
peripheral
less
than
grams.
double-ended
cathode
at
the
ability
in
as
high
lead
a
of
In
an
•
the
one
The
low
•
Structural
A
major
lizing
This
vides
All
to
welding.
eliminate
devices
using
formity
a
unique
a
connections
eliminate
processed
The
structure
parts
of
Features
feature
light-weight,
type
structure
the
The
tube
the
gases
made
characteristics
of
of
are
structural
is
at
of
to
of
the
8058
cantilever-supported
electrode
excellent
brazed
and
low
the
extremely
at
also
exhausted
impurities
temperatures.
8058
from
is
its
structure,
mechanical
very
high
strain
.nuvistor
small
tube
all-ceramic-and-metal
cylindrical
inherent
stability
temperatures
and
element
and
sealed
which
tolerances,
to
triode
tube.
are
generally
also
- 2 -
in
distortion
at
permits
thus
the
and
in
very
assuring
construction
electrode
nuvistor
extreme
a
~ydrogen
high
present
automatic
structure.
design,
ruggedness.
atmosphere
often
temperatures
exceptional
caused
in
uti-
pro-
by
to
electron
assembly
uni-
12-61

8058
•
Special
rigorous
electrode
breakdown,
The
Tests
8058
tests
leakage,
and
Electrical:
Heater,
Voltage
Current
Direct
Cathode-Drive
Characteristics,
for
(AC
at
Interelectrode
Plate
to
Cathode
Plate
Heater
to
Unipotential
to
to
Plate-Supply
Grid-Supply
Cathode
Amplification
Plate
Transconductance.
Plate
Grid
Resistance
Current
Voltage
Voltage.
Resistor
and
Controls
is
rigidly
for
intermittent
impact
heater
or
DC)
6.3
volts
Operation:
cathode
...
grid & shell
grid
&
shell
cathode
Class
Voltage.
...
Factor.
(Approx.).
. .
..
(Approx.)
controlled
shock,
cycling.
GENERAL
Cathode:
.
.
Capacitances:
and
and
heater
. . . . . .
AI
Amplifier:
for
plate
during
shorts,
variable-frequency
IOOO-hour
DATA
heater.
.
current
~
manufacture,
10
f-La.
life
performance,
vibration,
and
0.135
0.046
5600
12400
is
subjected
inter~
low-pressure
6.3 ± 10%
max.
6
1.
3 p f
1.
4
110
o
47
70
10
-5
to
volts
amp
pf
pf
pf
volts
volts
ohms
ohms
f-'mhos
ma
volts
•
Mechan
Operating
Maximum
Maximum
Maximum
Envelope.
Cap
Base.
ica
.
. .
Maximum
PLATE
PLATE
GRID
PLATE
SUPPLY
VOLTAGE
VOLTAGE:
Positive
Negative
DISSIPATION .
CATHODE
PEAK
HEATER-CATHODE
Heater
Heater
I:
Position.
Over-all
Seated
Diameter
Ratings,
VOLTAGE.
bias
bias
CURRENT
negative
positive
Length
Length
.
Absolute-Maximum
For
.
value
value
. . .
VOLTAGE:
with
with
respect
respect
.Medium
Ceramic-Wafer
INDUSTRIAL
Values:
Operation
to
cathode
to
cathode
SERVICE
at
Any
Twelvar
Altitude
.Metal
.Small,
5-Pin
and
JEDEC
(JEDEC
330
150
0
55
1.5
15
100
100
Ceramic
No.Cl-44
No.E5-79)
max.
max.
max.
max.
max.
max.
max.
.
Any
0.985
0.780
0.440
Shell
volts
volts
volts
vol
watts
volts
volts
"
"
"
ts
ma
- 3 -

8058
Maximum
Grid-Circuit
For
For
Circuit
Resistance:
fixed-bias
cathode-bias
Typical Operation
Plate
Cathode
Plate
Power
Bandwidth
Noise
a
b
For
Argon
Supply
Resistor.
Current
Gain.
Factor
operation
Noise
Voltage.
b
at
Source.
CHARACTERISTICS
Heater
Direct
Plate
Heater
Plate
Pl ate
P1a
Transconductance
Transconductance
Reverse
Amplification
Heater-Cathode
Heater
Heater
Leakage
Between
Be
Current
Interelectrode
Cathode
Curren
te
Curren
trodes
tw
een
trodes
to
grid
to
grid & she
to
cathode.
to
cathode
(l)
t
t ( 2) .
Grid
Resistance:
Current
Factor
negative
positive
grid
tied
plate
tied
Leakage
and
Values:
operation.
operation.
in
Cathode-Drive RF-Amplifier Service:
metal·
together
and
together
&
.
(1)
(
2)
with
with
shell
Input
shell
11
all
all
a
temperatures
is
tuned
RANGE
Capacitances:
and
heater
and
heater
Current:
respect
respect
other
other
elec-
elec-
for
to
to
up
to
optimum
VALUES
cathode.
cathode.
1500 C
value.
FOR
At At
450
Mc
700
Mc
110
47
10
16.5
110 110
47
10
12.5
6 12 12
6.5
(See
9.5
Dimensiona~
EQUIPMENT
Note
1
2
2
2
2
1,3
1,4
1,3
3, 5 8700
1,6
1.3
1,7
1,7
1,8
1,9
Min.
O.
10000
5000
10000
0.5
1.0
At
1200
47
10
10.5
12.2
Outline
DESIGN
Max.
125
5.0
1.1
1.1
7.8
54 86
0.145
0.046
12.2
14800
max.
megohm
max. megohm
Mc
\-oIts
ohms
ma
db
Mc
db
on
Page
9),
amp
7.0
1.5
1.7
pf
pf
pf
pf
ma
50
/-La
f-Lrnhos
f-Lrn
ho
0.1
5
5
megohms
megohms
/-La
f-L8
/-La
"
s
•
Note
Note
Note
Note
Note
Note
1:
2:
3:
4:
5:
6:
With
6.3
Measured
With
dc
bypass
With de
With
5.7
With de
0.5
megohm.
volts
in
accordance
plate
capacitor
plate
volts
plate
ac
volts
=1000
volts
ac
volts
or
or
=
=
=
dc
110,
110,
dc
150,
on
with
/-Lf.
on
heater.
ErA
cathode
de
heater.
grid
- 4 -
Standard
grid
supply
resistor
volts
RS-191-A.
=
=
-5.
volts
=
47
-1.
ohms,
3,
grid
and
resistor
cathode-
=

8058
•
Note
Note
Note
Shock
Impact
This
tube
four
and
are
the
reverse
to
the
7:
8 :
9:
Wi
Wi
ti
Wi
th
th
ed
th
tied
Rating:
Acceleration.
test
to
withstand
different
subjected
end
of
this
grid
Variable-Frequency
current,
volts
100
grid
together.
plate
together.
SPECIAL
is
performed
the
positions
to
test,
de
100
volts
300
RATINGS
specified
in
20
blows
tubes
and
heater-cathode
applied
negative
volts
negative
on a sample
impact
a Navy
at
the
are
Vibration
between
AND
acceleration.
Type,
specified
criticized
Test
Variable-frequency-Vibration Performance:
This
The
tube
VALUES
2000
the
longitudinal
cycles
per
30
and a constant
show
for
ohms.
per
seconds
an
output
test
is
is
performed
operated
Transconductance
During
operation,
axis
second
under
from
vibrational
voltage
35
rms
mv
80
700
peak
peak
mv
mv
under
of
50
over
over
over
on a sample
the
the
the
to
3000
acceleration
in
excess
the
the
the
conditions
(1)
with
tube
tube
following
cps,
of:
frequency
frequency
frequency
the
is
vibrated
through
conditions:
a
7-second
with
with
heater
respect
respect
and
to
to
PERFORMANCE
lot
of
High-impact
maximum
for
leakage
described
lot
of
tubes
specified
addition
in a direction
the
frequency
of
19.
range
range
range
from
from
tubes
current,
sweep
During
from
to
Tubes
(flyweight)
impact
change
later.
from
in
of a plate-load
a
sweep
from
50
3000
6000
cathode.
all
all
other
other
electrodes
electrodes
DATA
500
max.
determine
are
acceleration.
in
transconductance,
and
are
each
CHARACTERISTICS
perpendicular
range
from
rate
3000
the
test,
to
3000
to
6000
to
15000
ability
held
Shock
then
production
resistor
50
of
to
15000
tube
cps
cps
cps
rigid
Machine
subjected
to
one
octave
must
g
of
in
At
run.
RANGE
of
to
15000
cps,
not
•
Low-Pressure Voltage-Breakdown
This
operated
will
equivalent
not
test
with
break
to
is
performed
250
rms
down
altitudes
or
volts
show
of
on a sample
applied
evidence
up
Heater Cycling:
Cycles
under
two
and
tested
current.
Intermittent
Tubes
of
This
the
minutes
metal
for
This
are
Intermittent
test
is
following
off;
shell
open
Shorts:
test
is
subjected
performed
conditions:
heater
(grid)
heaters,
performed
to
Operation
on a sample
100
volts
connected
heater-cathode
on a sample
the
Thyratron-Type
Test:
to
100000
negative
to
between
of
heater
ground.
- 5 -
lot
corona
feet.
lot
volts
with
shorts)
lot
Shorts
of
plate
of
At
of
tubes.
and
when
tubes
=
7.5
respect
the
tubes
Test
In
all
subjected
from
cycled
to
end
of
and
heater-cathode
from
described
this
other
2000
each
one
cathode;
this
each
test
electrodes
to
air
mIn.
production
minute
grid,
test
production
in
tubes
pressures
tubes
are
cycles
run
on
and
plate,
leakage
run.
and
~re
MIL-E-1D,

8058
Amendment
tapper.
tubes
C
are
2,
Par.
The
Acceptance
criticized
4.7.7,
for
except
Curve
permanent
that
for
tapping
this
or
temporary
test
1S
is
done
shown
shorts
by
hand
in
and
with a soft
Fig.4.
open
circuits.
In
this
rubber
test
IOOO-Hour
This
to
insure
failures
In
this
tion
with
tives,
resistance.
from
RANGE
1000
hours.
Conduction Life Performance:
test
high
due
test
a
metal-shell
reverse
the
O-hour
VALUES,
Interelectrode
Leakage
and
under
with
Leakage
and
under
with
All
This
the
respect
All
This
the
respect
Resistance
Other
test
following
Resistance
Other
test
following
is
quality
to
excessive
tubes
grid
In
must
Leakage:
Electrodes
is
to
all
Electrodes
is
to
all
performed
Bre
current,
addition,
value
not
between
performed
conditions:
other
between
performed
conditions:
other
on a sample
of
the
changes
operated
temperature
the
average
for
Transconductance
exceed
Plate
tied
on a sample
electrodes
Grid
tied
on a sample
electrodes
lot
individual
in
any
of
for
1000
of
1500 C
heater-cathode
change
15
per
cent
together
lot
heater
together.
heater
volts:::
tied
lot
volts
tied
of
tube
the
hours
(1)
at
of
6.
together.
of
=6.3;
together.
tubes
characteristics
at
and
leakage
in
500
tubes
3;
tubes
from
and
guard
maximum
then
criticized
transconductance
specified
hours,
from
and
plate
from
and
rated
current,
grid
each
each
each
production
against
indicated
plate
for
and
of
in
CHARACTERISTICS
and
20
per
10000
300
5000
production
production
100
mIn.
volts
m1n.
volts
run
epidemic
below.
dissipa-
inopera-
leakage
the
lot
cent
megohms
run
negative
megohms
run
negative
at
•
The
base
(JEDEC
The
to
Small
with
electron
conditions
its
tions.
ability
environment
to
life
C
No.E5-79).
socket
the
plate
Cap.
The
maximum
the
following
devices.
Absolute-Maximum
published
The
device
of
variations
The
equipment
no
absolute-maximum
Specifications
pins
should
applicable
the
variations)
be
may
be
ratings
data,
manufacturer
device,
in
device
for
OPERATING CONSIDERATIONS
of
the
B05B
The
socket
made
of
made
definition
manufacturer
this
with a cap
in
ratings
to
any
and
should
taking
and
characteristics.
value
tapper
fit
the
may
be
insulating
the
tabulated
of
the
are
limiting
electron
not
chooses
no
the
effects
should
for
will
be
Medium
installed
material
having
Absolute-Maximum
device
be
exceeded
these
responsibility
design
the
supplied
Ceramic-Wafer
to
the
dimensions
data
values
of a specified
values
of
changes
so
intended
on
request.
hold
having
are
of
under
to
that
service
Twelvar
the
tube
low
leakage.
of
established
Rating
operating
the
worst
provide
for
equipment
In
operating
initially
is
5-pin
in
any
the
JEDEC
in
System
and
environmental
type
acceptable
as
probable
conditions
and
exceeded
Socket
position.
Connection
No.CI-44
accordance
for
rating
defined
condi-
service-
variations,
throughout
with
by
due
any
•
I
1
- 6 -

8058
MEDIUM
SOCKET INSEj:lTIQN
PLA.NE
JE:OEC
No.
£l2-6~
E5-79
Note
I:
the
0.190"
Note
2:
end
does
Pins
1.3.5,6,9.
Base-pin
to
tolerances
lugs
will
engage
0.25"
and
located
three
holes
located
on
angles
In
with
0.1450"
diameter
lS0o±0.Osoandhavingawidth
holes
located
0.0700"
addi t ion,
chordal
CERAMIC-WAFER
NAME
12-Pin
5-Pin
Maximum
Pln7
not
pasi
without
from
twelve
on
on
±O.OOOS"
wi
th a tolerance
±
circle
0.0.
lug
length.
is
cut
louch
and
PIM-ALI~MMEMT
tions
and
such
undue
flat-plate
holes
four
concentric
located
on
0.1400" ± 0.0005".
0.0005"
0.2100"
gauge
lengths
concentric
Base
Base
of
0.440"
off
toalengtll
the
socket 1nsert
11
are
ami
lug
that
posi
enti
force
gauge
of
0.0.350" ± 0.0005"
on
0.2800"
±
diameter
of
of
±O.OSo
0.2270
on
provides
located
TWELVAR
METAL
cnc
1,2,3,~,5,6,
2,
~,8,10(
is
permi
such
shall
into
0.0005",
holes
for
two
ft
±
pin
ion
of
thickness
as
three
at
each
curved
0.0005
circles
tted.
GAUGE
lions
re
length
pass
having
clrcles
±
0.0005".
three
circles
for
0.4200"
with
of
0.0230"tO.0005".
BASE
SHELl.
...
-1()478A1
PINS
9,10,11,12
12
Note
tted
along
that
plane.
be
held
pins
and
dis-
diameter
follows:
three
holes
located
specified
angle.
slots
11
±
0.0005
7,8,
its
and
and
2)
of
at
•
•
ft
I
l
-
10
-