Electronic Counter 521A
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Hewlett-Packard, HP;: Electronic Counter 521A [Equipment] ID = 442323 667x626
Select picture or schematic to display from thumbnails on the right and click for download.
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| Year: 1955 | Category: Service- or Lab Equipment |
| Wave bands | - without |
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| Details | |
| Power type and voltage | Alternating Current supply (AC) / 120 Volt |
| Loudspeaker | - - No sound reproduction output. |
| Power out | |
| from Radiomuseum.org | Model: Electronic Counter 521A - Hewlett-Packard, HP; Palo Alto |
| Material | Metal case |
| Shape | Tablemodel, low profile (big size). |
| Notes | 120 kHz digital frequency counter, uses individual counter modules with individual neon lamps for display. |
| Net weight (2.2 lb = 1 kg) | 12 kg / 26 lb 6.9 oz (26.432 lb) |
| Price in first year of sale | 475.00 $ |
| Source of data | -- Collector info (Sammler) |
Model page created by a member from A. See "Data change" for further contributors.
All listed radios etc. from Hewlett-Packard, (HP); Palo Alto, CA
Here you find 356 models, 322 with images and 123 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
