M4 (M 4)
ID = 109848
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Thiele; Leipzig Ostd: M4 [Microphone] ID = 276593 640x480
| Country: Germany | Manufacturer/Brand: Thiele; Leipzig (Ostd.) |
| Year: 1954 ?? | Type: Microphone |
| Valves / Tubes | 1: ECC83 |
|---|
| Principle | not available |
|---|---|
| Wave bands | - without |
| Power type and voltage | Alternating Current supply (AC) / 220 Volt |
| Loudspeaker/pwr.out | - For headphones or amp. |
| from Radiomuseum.org | Model: M4 |
| Material | Metal case |
| Shape | Miscellaneous shapes - described under notes. |
| Dimensions (WHD) | 216 x 60 x 60 mm / 8.5 x 2.4 x 2.4 inch |
| Notes | Kondensatormikrofon. Richtcharakteristik umschaltbar (Kugel-Niere), Auslöschung bei Niere: 10 dB (180°), Empfindlichkeit: 3 mV/µB, Frequenzbereich: 30-15000 Hz, Abweichung: +3 dB, Impedanz: 200 Ohm, Leistungsbedarf: 10 VA. |
This model was suggested by Peter Wölfel.
All listed radios etc. from Thiele; Leipzig (Ostd.)
Here you find 3 models, 3 with images and 1 with schematics.
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