Siemens Midget Superhet 53 Typ SH 722 GW
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| scale | rear panel | rear panel removed | rope drive | circuit diagram |
| manufacturer | Siemens | |
| type | midget superhet 53 SH 722 GW | |
| FM - unit | 9 - circuits - superhet | |
| range | 87 - 100,5 MHz | |
| number of circuits | 9 (tunable 2, fixed 7) | |
| IF | 10,7 MHz | |
| HF - rectification | ratio detector | |
| specials | built-in mains aerial, FM aerial connection 300 Ohm | |
| AM - unit | 6 - curcuits - superhet | |
| range | AM | |
| number of circuits | 6 (tunable 2, fixed 4) | |
| IF | 468 kHz | |
| HF - rectification | diode | |
| antifading | on 2 tubes | |
| specials | inverse voltage feedback, connectors oür pick/up | |
| and 2. speaker | ||
| kind of current | all - mains | |
| supply voltage | 110 / 125 / 220 / 240 V | |
| power consumption | about. 45 W ati 220 V | |
| fuse | 0,35 A at 110 / 125 V | |
| 0,25 A at 220 / 240 V | ||
| Thermistor | RD 100 / 32 | |
| dial lamp | 18 V / 0,1 A | |
| speaker | perm.-dyn. 3 W 130 mm Ø ( 5.2" ) | |
| cabinet | plastic, dark ruby | |
| dimensions | 345 x 214 x 152 mm ( 13.8 x 8.6 x 6" ) | |
| weight | 3,8 kg ( 8.4 pounds ) | |
| tubes | UF 80, UF 80, UCH 81, UF 41, UABC 80, UL 41 | |
| rectifier | SSF E220 C 80 | |
| price when introduced | DM 199,-- | |
| introduced | 1952/53 |
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© 2010 These pages are designed and done by Robert Speckmaier