Physical
Characteristics |
Envelope
|
metal-ceramic
|
Cooling
|
forced
air |
Minimum
required
Air flow |
1500
l/min
(90 cfm) |
Diameter
|
100.2
mm max |
Length
|
min
173 max 177mm |
Anode
Diameter |
min
99.7 max 100.2 mm |
Grid
diameter |
min
59.5 max 60.3 mm |
Cathode
|
indirectly
heated, oxide coated |
Cathode
Diameter |
min
40 max 40.5 mm |
Heater
Diameter |
min
25.6 max 26.2 mm |
Weight
including copper heatsink |
2.8Kg
(6.17 lbs) |
|
|
Electrical
Parameters |
Heater voltage (Volts)
11.9-13.3
VAC / Typical 12.6 V |
12.6 |
Heater current (Amps)
(Typical
12.6 V / 2.95 (+/- 0.3) A) |
2.65-3.25
|
Mutual conductance
(at anode = 2.5 kV, grid voltage change -1 V, anode current
0.4 A), mA/V |
25-40 |
Penetration factor
(at anode voltage 2.5 kV, grid voltage change -200 V, anode
current 0.4 A), % |
0.8-1.2 |
Operating point
(negative grid voltage at anode voltage 2.5 kV, anode current
0.4 A), V |
12-6 |
Warm up time (seconds)
at least |
>90 |
Interelectrode
capacitance (pF):
|
Input C, (c-g) |
18-24 |
Output C, (g-a) |
3.8-5.0 |
Transfer
C, (c-a) |
<0.12 |
Output power
(Watts):
|
at anode voltage
2.5 kV, anode current 0.7 A, wavelength 60 cm, at least
|
800 |
at anode voltage
2.2 kV, anode current 0.8 A, wavelength 30 cm, at least
|
350 |
Output power over
500 h of service
(at anode voltage 2.5 kV, anode current 0.7 A, wavelength 60
cm), W, at least |
650 |
Operational
Limits |
Frequency |
1000 MHz |
Heater voltage |
11.9-13.3 |
Anode
voltage, kV:
|
DC |
3 |
Instantaneous value
|
6
(pulse) |
Grid voltage |
-400 to +120 |
Cathode current
(Amps) |
1.4
|
Dissipation
(Watts):
|
Anode |
1500 |
Grid |
26 |
Temperature
(°C):
|
Anode |
200 |
Grid and cathode leads
|
120 |
|
Environmental
Limits |
Vibration frequency range,
Hz |
50-200 |
Acceleration, m/s²
|
59 |
Multiple impacts with
acceleration, m/s² |
343 |
Linear loads with acceleration,
m/s² |
88 |
Lowest ambient temperature,
°C |
-60 |
Relative humidity at up
to +40 °C, % |
98 |
|
Averaged Anode and Grid-Anode
Characteristic Curves:
Uf = 12.6V
_____ anode;
_ _ _ grid-anode
|
Characteristic Curves Showing Output
Power versus Anode Current:
Uf = 12.6V; L = 30cm |
Characteristic Curves Showing Output
Power versus Anode Current:
Uf = 12.6V; L = 60cm |
|
|