Gas Discharge Tubes | Counting tubes main index |
Numerical Indicator Tubes Types: GN4A, GN5A, GN6A (Suffix 'A' denotes clear bulb). Note the background material: Could that be genuine wood-effect Fablon? |
STC Type No. |
Bulb colour |
Display | Char Height / inch |
Min HT / V |
Max extn / V |
Pre-bias / V |
Cathode current / mA |
Base & view. |
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Rec min |
max | min | rec | max av |
max pk |
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GN4 |
Red | 01234 56789 |
0.6 | 170 | 100 | 74 | 100 | 1.5 | 3.0 | 10 | B13B end view |
|
GN4A |
Clear | |||||||||||
GN4P |
Red | 01234 56789 LH dp |
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GS4 |
Red | A V Ω + - % ~ |
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GS4A |
Clear | |||||||||||
GN5 |
Red | 01234 56789 |
1.0 | 200 | 100 | 75 | 110 | 2.5 | 5 | 10 | B12A end view |
|
GN5A |
Clear | |||||||||||
GN6 |
Red | 01234 56789 |
0.55 | 200 | 115 | 75 | 110 | 1.25 | 2.5 | 9 | Wire end. Side view |
|
GN6A |
Clear | |||||||||||
GS6 |
Red | - + ~ | 0.35 | |||||||||
GNP-7 |
Red | 01234 56789 LH dp RH dp |
0.61 | 170 | 100 | 60 | 110 | 1.5 (dp 0.1) |
2 | 3 (dp 0.5) |
12 (dp 4) |
Wire end. Side view |
GNP-7A |
Clear | |||||||||||
GNP-7H |
Red | 180 | 110 | 25 | 100 | 25 (dp 6) |
GN4 | GN5 | GN6 | |
Resistor A | 33K | 22K | 39K |
GNP-7 Character Height: 15.5mm Bulb Diameter: 19.1mm max. Weight: 7.6g (0.24 oz.) Operating temp range: -20 to +70°C |
Gas Discharge Tubes | Counting tubes main index |