| CV2271 Dekatron
counter
 |
The valve measures 92x28mm
overall and has an octal base |
The EVS data states this valve
was replaced by CV6044
| |
|
Rectangular
pulse
drive |
Sine
wave
drive |
| Maximum striking voltage |
350V |
|
|
| Nominal maintaining voltage
at 0.3mA |
191V |
|
|
| Max anode current |
550µA |
|
|
| Min anode current |
250µA |
|
|
| Max speed (digits/sec) |
|
4000 |
2000 |
| Max input signal peak
to peak |
|
140V |
171V |
| Recommended
operation |
| Supply voltage |
|
400V |
400V |
| Anode resistor |
|
680k ohm |
680k ohm |
| Signal amplitude, both
guides |
|
120V |
55V RMS |
| Pulse duration, both guides |
|
80µs |
|
| Signal delay, 2nd guide |
|
80µs |
|
| Signal delay, 2nd guide |
|
|
45 degrees |
| Bias voltage, both guides |
|
60V |
9V |
| Bias voltage K0 |
|
-20V |
-20V |
| Output cathode load |
|
150k ohm |
150k ohm |
| Pin |
Function |
| 1 |
K1-9 |
| 3 |
1st guides |
| 4 |
Anode |
| 5 |
2nd guides |
| 7 |
K0 |
|
 |
