Acoustic Guitar Amplifiers & Preamps / Preamps
Hot wire heating
Ultra high voltage 6.3V
IH1.5A
Extreme Rating
Anode voltage..................................800V
The second gate voltage...
First gate voltage................................-100 V
Anode dissipation power............25W
The second gate dissipates power... ...
Cathode current..................................150 mA
First gate resistor
Self-bias voltage..................................0.7 M
When bias voltage is fixed................................0.5 M
Hot wire cathode voltage... ±100V
Glass shell temperature................................250
Interelectrode capacitance
Input capacitance ..................................15.2PF
Output Capacitance ................................. 8.4 pF
Inter-circuit capacitance..................................1.1 PF
First grid hot line capacitance.........1.0 PF
Hot Wire Cathode to Cathode Capacitance... ...
Static parameters
250V
ug2265 five
Voltage
-Ug 113.5V
Current 100 mA
Transconductance 11 mA/V
15 k
g1-g211