GU32V
TETRODE
The GU32V beampower double tetrode is used as an oscillator and a power amplifier in RF equipment.
GENERAL
Cathode: indirectly heated, oxidecoated.
Envelope: glass, nobase.
Mass: at most 100 g.
1  heater; 2  grid 1 of second tetrode; 3  grid 2; 4  cathode and beamforming plates; 5  heater (centre tap); 6  grid 1 of first tetrode; 7  heater; A1  anode of first tetrode  top lead; A2  anode of second tetrode  top lead
OPERATING ENVIRONMENTAL CONDITIONS  
Vibration loads:  
frequencies, Hz  50 
acceleration, m/s²  59 
Linear loads with acceleration, m/s²  245 
Relative humidity at up to 40 °C, %  98 
BASIC DATA Electrical Parameters 

Heater voltage, V  12.6 
Heater current, A  0.720.88 
Mutual conductance (at anode voltage 250 V, grid 2 voltage 135 V, grid 1 voltage 10 V of first tetrode, grid 1 voltage 100 V of second tetrode), mA/V  34.8 
Anode current (at anode voltage 250 V, grid 2 voltage 135 V, grid 1 voltage 10 V of first tetrode, grid 1 voltage 100 V of second tetrode), mA  1842 
Interelectrode capacitance, pF:  
input  6.29.4 
output  34.4 
transfer, at most  0.05 
Output power (at anode voltage 400 V, grid 2 voltage at most 250 V, frequency 200 MHz), W, at least  14 
Electrical parameters over 500 h of service:  
oscillator power, W, at least  11 
reduction in oscillator power at heater voltage 11.3 V, %, at most 
20 
Limit Operating Values  
Heater voltage. V:  
with heaters connected in series  11.313.9 
with heaters connected in parallel  5.76.9 
Anode voltage, V  500 
Grid 2 voltage, V  250 
Dissipation. W:  
anode  15 
grid 2  5 