Data set 01
1971 English Electric Valve
Published operating points and test conditions from this source.
SECTION 1
Voltage Regulator
Characteristic
Operating Voltage
85 V
At 6.0 mA
NoisePeakToPeak
50 mV
50 to 5000 Hz; 1 to 10 mA
Voltage Regulator ·VoltageRegulator
QS1212
High-stability low-noise cold-cathode reference maintaining approximately 85 V for rugged, reliable precision reference circuits.
Directly heatedCold cathodeCommon cathodeDissimilar
- Sections
- 1
- Base
- -
- Socket code
- -
- Base pins
- 7
- Nominal heater
- -
Description
Single-gap cold-cathode gas-filled 85 V voltage-reference tube designed for very stable long-term output; rugged and reliable.
General specifications
Tube and section characteristics
Properties common to every published source and operating point.
Heater and base
- Base
- -
- Socket code
- -
- Base pins
- 7
- Nominal heater voltage
- -
- Nominal heater current
- -
- Parallel heater voltage
- -
- Parallel heater current
- -
- Series capable
- No
Terminal pinout
Electrical assignments shared by every tube using this base designation.
No verified pinout is recorded for this base designation.
Section ratings
1 physical section, each with unique specifications.
Section 1
Voltage Regulator
X-ray radiationInterelectrode capacitances
- Regulator voltage
- 85 V
- Regulator minimum current
- 1 mA
- Regulator maximum current
- 10 mA
- Regulator starting voltage
- 115 V
- Regulator maintaining voltage
- 85 V
Source-dependent data
Operating conditions by source
Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.