Stassfurt Imperial 400 WK
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| J 400 WK | scale | part of back panel | part of back panel |
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| lateral view | back panel removed | chassis | wiring | specs |
| manufacturer | Stassfurt | |
| type | Imperial 400 WK | |
| circuits | 6, superhet | |
| tubes | ECH 11, EBF 11, ECL 11, AZ 11 | |
| ranges | SW 20 - 57yd, MW 220 - 720yd, LW 880 - 2200yd | |
| speaker | disconnectible on primary of output transformer | |
| impedance for 2. speaker | 7000 Ohm | |
| voltages | 110 / 125 / 150 / 220 / 240 V | |
| fuse | 0,8A at 110V till 240V | |
| dial lamp | 6,3V, 0,3A | |
| power consumption | 50 W at 220 V | |
| cabinet | dull polished wood | |
| speaker | perm.-dyn. | |
| wave trap | built - in | |
| tone control | adjustble | |
| volume control | on LF - side | |
| negative feedback | ||
| antifading | ||
| pick - up | ||
| wight | 13,6 kg ( 30 lb ) | |
| dimensions | 55 x 39 x 30,5 cm ( 22 x 15.6 x 12.2" ) | |
| price when introduced | RM 209,-- | |
| introduced | 1939 / 40 |
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