Antique radios, Old Time Radios
DA-2020
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| Tube type: |
Numitron Indication |
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| Identical to |
DA-2020
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| Similar
Tubes |
Other shape (e.g. bulb type):
DA-2120
; DA-2320
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| Base |
Noval, 9 pin miniature (USA pico-9) B9A
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| Was used by |
Technology / Measurement |
| Filament |
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| Description |
Incandescent digital display: seven luminiscent segments in a single plane arrangement on a black ceramic base sealed in a glass envelope. Filters and / or Fresnel lenses may be used.
Display: + 1
Suitable Decoder/Driver: SN7447
Segment Voltage: 3.5 ... 5 V, 24 mA per Segment, Viewing Angle: 140 °, t op: -50...+70 °C, Character Height: 15.2 mm;
Manufactured by IEE-Apollo Industrial Electronic Engineers Inc., (CA, USA)
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Dimensions (WHD)
incl. pins / tip |
20 x 41 x 20 mm / 0.79 x 1.61 x 0.79 inch |
| Weight |
8 g / 0.28 oz |
| Information source |
- - Manufacturers Literature
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DA-2020: Apollo
Günther Stabe † 19.8.20
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DA-2020: Apollo
Günther Stabe † 19.8.20
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Just Qvigstad
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DA-2020: Apollo
Günther Stabe † 19.8.20
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