RCA 7586 schematic
al
COlntrlnlfl1~d
a
RCA-7586
ActuaL
Size
General
The
7586
width
approximately
of
cathode
leakage,
(11500
impedance,
full
for
unique
made
micromhos
ratings.
Nuvistor
RCA-7586
the
heater-cathode
applications
drain
istics
shock
of
providing
and
excellent
frequencies.
Features
has a metal
indexing,
1/15
design,
of
passive
(3)
very
(5)
high
low-voltage
from
and
vibration
is
only
ounce
(2)
a
high
at
75
perveance,
MEDIUM-MU
TRIODE
Type for Industrial
IS
a
medium-mu
type
in
industrial
operation,
tube
high
to
are
tube,
primary
gain
stability
envelope
8/10"
(1.9
6.3-volt
material
transconductance
volts
provided
long,
grams).
low-wattage
to
and
and
10.5
(6)
general-purpose
designed
equipment
exceptional
and
with
as
an
less
It
features
assure
milliamperes).
ability
ability
design
low
oscillator,
with
than
very
at
Applications
for
use
in
where
uniformity
to
withstand
requirements.
noise
two
heater,
low
to
in
over
peripheral
11
1/2
in
(1)
a
and a specially
low
interface
plate
opera~e
amplifier
diameter,
very
voltage
(4)
nuvistor
a
wide
variety
compactness,
of
mechanical
It
a
wide
lugs
rugged
resistance
and
very
at
any
high
altitude
triode
character-
is
capable
serVIce,
range
of
unequal
and
weighs
structure
designed
current
input
of
of
low-
of
•
and
at
Structural
A
major
utilizing
This
only
All
connections
to
eliminate
welding.
eliminate
devices
The
using
uniformity
11:
1960
by
A.IJ
Right. R
unique
strong
processed
structure
parts
R"nllo
.........
a
Corporation of
d
Features
feature
light-weight,
type
The
the
of
of
metals
are
the
tube
gases
made
characteristics
A.lIIl1riCO
of
electrode
and
ceramics
brazed
structural
is
also
and
at
low
of
the
to
extremely
the
7586
cantilever-supported
at
exhausted
impurities
temperatures.
7586
is
struc.ture,
to
provide
very
strain
nuvistor
from
high
small
tube
which
its
all-ceramic-and-metal
cylindrical
inherent
a
structure
temperatures
and
element
and
sealed
are
triode
tolerances,
to
also
tube.
- 2 -
in
distortion
at
very
generally
permits
thus
electrode
the
nuvistor
of
extreme
in a hydrogen
often
high
present
automatic
assuring
construction
structure.
design,
ruggedness.
atmosphere
caused
temperatures
in
electron
assembly
exceptional
•
uses
'by
to
2-61
7586
•
Special
The
7586
rigorous
houf,
impact
pressure
at
low
at
full
triode
example,
medical
Electrical:
Heater,
Voltage
Current
Direct
Grid
Grid
Plate
Heate~
Plate
tests
lOO-hour,
shock,
These
plate
ratings
exceptionally
electronic
for
Interelectrode
to
to
to
to
to
Tests
is
rigidly
for
and
low-frequency
breakdown,
special
currents
at
any
in
communications
Unipotential
(ac
or
dc)
at
6.3
volts
plate
cathode,
cathode,
cathode.
cathode
and
intermittent
controls
equipment,
heater,
Controls
IOaO-hour
IOaO-hour
and
voltages,
altitude.
desirable
Cathode:
Capacitances:
heater,
.
controlled
conduction
vibration,
standby-life
and
and
equipment,
TV
GENERAL
&
shell.
&
shell.
during
shorts
tests,
small
extremely
for
cameras,
.
.
.
manufacture,
and
interelectrode
life
variable-frequency.
together
power
critical
control
and
performance;
performance,
requirements,
small
test
DATA
with
size,
industrial
and
instrumentation
and
measurement
and
is
leakage;
for
vibration,
and
heater
high
make
transconductance
ability
the
applications--for
6.3 ± 10%
O.
135
2.2
4.2
1.6
1.4
0.26
subjected
for
resistance
cycling.
to
operate
7586
nuvistor
equipment,
instruments
early-
low-
volts
to
to
.
amp
MMf
MMf
MM
f
MMf
MMf
•
Characteristics,
Plate-Supply
Plate
Grid-Supply
Cathode
Grid-Circuit
Amplification
Plate
Transconductance
Plate
Grid
Voltage
plate
Voltage.
Voltage.
Resistor
Resistance
Current.
current
Mechanical:
Operating
Maximum
Maximum
Maximum
Envelope
Base
Socket
Position
Over-all
Seated
Diameter
.
..
Cl
•••
AI
Voltage
Resistance.
Factor
(Approx.
(Approx. ) for
10
Ma.
=
Length.
Height.
Ampl
ifier:
26.5
0.5
31
l 4400
7000
2.8
Medium
.
Ceramic-Wafer
..
Cinch
Mfg. Co. No.133
0
3200
11000
Twelvar
40
0.5
35
6.8
65
0
5-Pin
10
75
0
100
35
3000 ohms
11500
10.5
-7.0
Metal
(JEDEC
001,
No.E5-65l
or
Equ1Valent
volts
volts
volts
ohms
megohm
f,Lmhos
volts
..
Any
0.8"
0.625"
0.440"
Shell
ma
- 3 -
7586
Maximum
PLATE
PLATE
GRID
Negative~bias
Peak
PLATE
GRID
CATIlODE
PEAK
Heater
Heater
Maximum
Grid-Circuit
For
For
• For
Ratings,
Su~PLY
VOLTAGE.
VOLTAGE,
positive
DISSIPATION.
CURRENT
CURRENT.
HEATER-CATHODE
negative
positive
Circuit Values:
fixed-bias
cathode-bias
Operation
INDUSTRIAL
Absolute-Maximum
For
Operation
Values:
SERVICE
at
Any
Altitude
VOLTAGE
. . . 110
value.
value.
.
.
VOLTAGE,
with
with
Resistance*:
operation
at
Metal-Shell
respect
respect
operation
to
cathode.
to
cathode.
Temperatures
up
to
1500 C
(See
Dimensiona~
330
55
4
1
2
15
100
100
0.5
1
OutLine
max.
max.
max.
max.
max.
max.
max.
max.
max.
max.
max
. megohm
on
volts
volts
volts
volts
watt
m.
m'
volts
volts
megohm
Page
9).
•
Heater
Direct
Grid
Grid
Plate
Heater
Plate
P1.te
Plate
Transconductance
Transconductance
Transconductance
Difference
Reverse
Amplification
Current
Current
(1)
and
pressed
tance
Current
Interelectrode
plate.
to
cathode,
to
to
cathode,
to
to
cathode
Transconductance
1n
(1).
Grid
Heater-Cathode
Heater
negative
cathode.
Heater
positive
cathode.
Leakage
Between
Between
Resistancp.:
trodes
trodes
grid
tied
plate
tied
CHARACTERISTICS
Capacitances:
cathode.
(1
) .
(2)
Change,
between
per
Current
Factor
Le
and
together
and
together
heater,
heater,
.
(1)
(2)
Transconductance
cent
akage
with
with
all
all
&
&
(2)
of
Transconduc-
Current:
respect
respect
other
other
shell
RANGE
she
11.
,
ex-
to
to
elec-
elec-
VALUES
FOR
EQUIPMENT
Note
1
2
2
2
2
2
1,3
1,4
1.3
3,5
1,6
1,3
1,7
1,7
1,8
1,9
Min.
O.
10000
9000
1000
1000
DESIGN
125
1.8
3.8
1.4
1.1
0.2
9.0
28
Mox.
0.145
2.6
4.6
1.8
1.7
0.32
12.5
50
13000
15
0.1
40
5
5
.mp
JLlLf
JLJLf
JLJLf
JLJLf
JLJLf
ma
JL'
JLmhos
JLmhos
JLa
JLa
JLa
megohms
megohms
•
%
- 4 -
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