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Руководство пользователя LUNDAHL LL1663 PP. Основные функции, характеристики и условия эксплуатации изложены на 1 странице документа в pdf формате.
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Tibeliusgatan 7 International Domestic LUNDAHL S-761 50 NORRTALJE Phone +46 - 176 13930 0176-13930 TRANSFORMERS SWEDEN Fax +46 - 176 13935 0176-13935 Tube amplifier output transformer LL1663 5k : 8 ohms The LL1663 is a four-sectioned dual coil C-core tube amplifier output transformer for 5 k: 8 ohms impedance ratio available in PP and SE versions. The coil is wound using our high internal isolation technique with isolation foil between each copper layer. The core is an audio C-core of our own production. Turns ratio 12+12 : 1 or (4+8)+(4+8) : 1 Winding schematics, physical dimensions, pin and mounting hole layout (all dimensions in mm) 35 1 11 9 7 5 3 1 4 3 4 x M4 8 Mounting holes 75 95 5 13 1 Bottom view 11 17 17 13 8 9 4 7 50 75 Weight: 1.35 kg Static resistance of each primary: 102 W Static resistance of secondary: 0.4 W Isolation between windings / between windings and core: 4 kV / 2 kV Max DC current through any primary winding: 160mA LL1663/PP LL1663/50mA LL1663/100mA Primary inductance (approx.) 35H 17H Max primary signal 450V R.M.S. @ 30 Hz 200V R.M.S. @ 30 Hz 200V R.M.S. @ 30 Hz Max output power @ 30 Hz 40W (8W spkr) 8W (8W spkr) 8W (8W spkr) Suggested use: V+ V+ 1 13 1 Plate 13 UL1 33% 3 3 Plate 1 5 5 7 17 7 17 UL2 33% 9 9 Plate 2 11 11 LL1663 used in Push Pull LL1663 used in Single End Plate-to-plate impedance Primary impedance 5k at 8 5k at 8 ohms load ohms load R030404