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1275 - Motorola Handie-Talkie schematic diagram (1), 1954
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1275 - Motorola Handie-Talkie schematic diagram (2), 1954
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1275 - Motorola Handie-Talkie schematic diagram (3), 1954
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1275 - Motorola Handie-Talkie schematic diagram (4), 1954
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1344 - Motorola 2-way Radio. From open pin mine to production line, 1954
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1265 - Portable Equipment in the Communications System. Transactions of the I.R.E (1), 1954
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1265 - Portable Equipment in the Communications System. Transactions of the I.R.E (3), 1954
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1265 - Portable Equipment in the Communications System. Transactions of the I.R.E (4), 1954
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1265 - Portable Equipment in the Communications System. Transactions of the I.R.E (5), 1954
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1265 - Portable Equipment in the Communications System. Transactions of the I.R.E (6), 1954
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1265 - Portable Equipment in the Communications System. Transactions of the I.R.E (7), 1954
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1265 - Portable Equipment in the Communications System. Transactions of the I.R.E (8), 1954
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1265 - Portable Equipment in the Communications System. Transactions of the I.R.E (9), 1954
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1496 - Omega Seamaster. Reloj de pulsera con movimiento mecánico automático, 1955
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1368 - Diminuto radio de bolsillo. Mecánica Popular. Marzo, 1955
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Views: 194
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1319 - Radio de onda corta (OC) y onda media (OM) Philips B2E 72-U (1), 1957
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220 - Transistor de unión PNP 2N123 Germanio de Western Electric, 1953
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Views: 233
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642 - Silicio monocristalino de pureza 99,999%
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Views: 299
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666 - Bell Salutes Three New Novel Price Winners. Radio & Television News, 1957
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Views: 1205
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1370 - Anunciando en nuevo Zenith Royal 500. Mecánica Popular. Mayo, 1957
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Views: 159
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Views: 155
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1372 - Radios de transistores que usted puede construir. Mecánica Popular. Septiembre (4), 1957
Date: 03/17/2020
Views: 153
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1506 - Hamilton. The world's first electric watch!, 1957
Date: 04/21/2021
Views: 128
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1370 - Reloj que anda sin darle cuerda. Mecánica Popular. Mayo, 1957
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Views: 169
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1507 - Hamilton. El primer reloj de pulsera electrónico del mundo, 1960
Date: 04/22/2021
Views: 124
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1249 - NEC NT-620 Radio AM con 6 transistores (1), 1959
Date: 08/14/2019
Views: 233
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