Electronic Counter 521A
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Hewlett-Packard, HP;: Electronic Counter 521A [Equipment] ID = 442323 667x626
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For model Electronic Counter 521A, Hewlett-Packard, (HP); Palo Alto, CA
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Year:
1955
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Category: Service- or Lab Equipment |
Wave bands |
- without |
Details |
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Power type and voltage |
Alternating Current supply (AC) / 120 Volt |
Loudspeaker |
- - No sound reproduction output. |
Power out |
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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.