- Valve
- Beschrijving4101D valve in original box. Bakelite mount. Written on box "71003-N TRANSMISSION MEASURING SET. Serial No. 2. 4101D.S. valve No S 748. Position rear".
- VervaardigerStandard Telephones & Cables Ltd, Connaught House, Aldwych, London, WC2
- Materiaal
- Formaat
- length: 100 mm instrument
length: 144 mm box
width: 75 mm box
height: 75 mm box - Electronic and Electrical Engineering
- ObjectnummerLDUSC-EE-130
- 129
- UCL Science and Engineering Collections
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