Glow discharge indicator IV-8 for operation as a visual digital indicator of electrical signals.
Cathodes - in the form of Arabic numerals (from 0 to 9).
Weight 13 g.
The main characteristics of the IV-8 indicator:
Brightness 500cd/m²
Viewing angle >80°
Heating voltage 0.85V (0.75..0.9V)
Filament current 50±5mA
Anode and grid voltage in static mode 27V (20..30V)
Anode and grid voltage in pulse mode 50V (50..70V)
Anode-segment current total
0.8..2.5mA
Grid current
3..5mA
Duty cycle 10±1
Operating time 10000h
Weight 6g
Sign height 8.6mm
Sign width 5.9mm
Purpose pin IV-8:
1 cathode filament
2 Anode segment "E"
3 Anode segment "D"
4 Not connected
5 Anode segment "C"
6 Anode segment "DP" (point)
7 Grid
8 Cathode-incandescent, conductive layer of the balloon.
9 Anode segment "B"
10 Anode segment "A"
eleven
Not connected
12 Anode segment "G"
13 Anode segment "F"
14 Not connected
Connection of IV-8 segment anodes:
Sign-digit Pin numbers
0 13.10.9.5.3.2
1 9.5
2 10.9.12.2.3
3 10.9.12.5.3
4 13.12.9.5
5 10.13.12.5.3
6 10,13,2,3,5,12
7 10.9.5
8 13,10,9,12,2,3,5
9 12.13.10.9.5.3
Point 6
Condition.
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Airmail shipping with tracking number. Delivery takes
9-28 business days as usual.
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