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GS-30

TRIODE

The GS-30 triode is used as a RF oscillator in the frequency range from 400 to 1,500 MHz.

GENERAL
Cathode: indirectly heated, oxide-coated.
Envelope: metal-ceramic.
Cooling: air.
Height: at most 45 mm.
Diameter: at most 25.8 mm.
Mass: at most 30 g.

gs-30(1)1.jpg
A - anode; C - grid; KP - cathode and heater; P - heater

OPERATING ENVIRONMENTAL CONDITIONS
Vibration loads:
frequencies, Hz	1-1,000
acceleration, m/s²	98
Multiple impacts:
acceleration, m/s²	1,470
impact duration, ms	10
Single impacts:
acceleration, m/s²	4,900
impact duration, ms	10
Linear loads with an acceleration of, m/s²	2,940
Ambient temperature, °C	-60 to +125
Relative humidity at +35 °C, %	98

BASIC DATA
Electrical Parameters

Heater voltage (AC or DC), V 6.3

Heater current, A 0.8-1.2

Mutual conductance (at anode voltage 450 V, anode current 50 mA), mA/V, at least 20

Output power (at anode voltage 500 V, anode current 110 mA, wavelength 30 cm), W, at least 20

Interelectrode capacitance, pF:

input 5.5-8.5

output, at most 0.05

transfer 2.5-3.2

Limit Operating Values

Heater voltage, V 6-6.6

Maximum anode voltage, V 550

Dissipation, W:

anode 40

grid 0.8

Maximum drive power, W 2.5

Maximum anode current, mA 110

Maximum grid current, mA 60

Maximum warm up time, s 60

Operating frequency, MHz:

maximum 1,500

minimum 400

Maximum temperature at envelope, °C 200

gs-30(2)1.jpg
Averaged Anode-Grid Characteristic Curves:
U_f = 6.3V;
_____ anode;
_ _ _ anode-grid

gs-30(2)2.jpg
Averaged Anode-Grid and Grid Characteristic Curves:
U_f = 6.3V;
_____ anode-grid;
_ _ _ grid

gs-30(2)3.jpg
Averaged Characteristic Curves for Oscillation Mode:
U_f = 6.3V; L = 30 cm;
_____ oscillator output power (P);
_ _ _ efficiency (n)

gs-30(3)1.jpg

Averaged Characteristic Curves for
Amplification Mode:
U_f = 6,3V; P = 1,5W; L =30 cm;
_____ oscillator output power (P);
_ _ _ efficiency n

gs-30(3)2.jpg
Characteristic Curves Showing
Gain Coefficient versus Anode Current:
U_f = 6.3V; P = 1.5W; L = 30 cm

BASIC DATA Electrical Parameters
Heater voltage (AC or DC), V	6.3
Heater current, A	0.8-1.2
Mutual conductance (at anode voltage 450 V, anode current 50 mA), mA/V, at least	20
Output power (at anode voltage 500 V, anode current 110 mA, wavelength 30 cm), W, at least	20
Interelectrode capacitance, pF:
input	5.5-8.5
output, at most	0.05
transfer	2.5-3.2

Limit Operating Values
Heater voltage, V	6-6.6
Maximum anode voltage, V	550
Dissipation, W:
anode	40
grid	0.8
Maximum drive power, W	2.5
Maximum anode current, mA	110
Maximum grid current, mA	60
Maximum warm up time, s	60
Operating frequency, MHz:
maximum	1,500
minimum	400
Maximum temperature at envelope, °C	200