B4 ANP221
Tesla; Praha, Bratislava etc.
- Country
- Czechoslovakia
- Manufacturer / Brand
- Tesla; Praha, Bratislava etc.
- Year
- 1966–1970
- Category
- Sound/Video Recorder and/or Player
- Radiomuseum.org ID
- 114717
-
- Brand: Supraphon
Gerät aus eigener Sammlung
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Transistors
- 14
- Semiconductors
- 2NU72 2NU72 GC507 3NU72 106NU70 106NU70 105NU70 106NU70 106NU70 GC515 106NU70 104NU71 GC507 GC500 GA207 KY701 GA204
- Main principle
- Audio-Amplification
- Wave bands
- - without
- Details
- Tape Recorder
- Power type and voltage
- Alternating Current supply (AC) / 120; 220 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical
- Power out
- 4.5 W (unknown quality)
- Material
- Plastics (no bakelite or catalin)
- from Radiomuseum.org
- Model: B4 ANP221 - Tesla; Praha, Bratislava etc.
- Shape
- Tablemodel, with any shape - general.
- Dimensions (WHD)
- 315 x 120 x 300 mm / 12.4 x 4.7 x 11.8 inch
- Notes
-
Vierspur-Mono; Bandgeschwindigkeiten: 2,38/4,76/9,56 cm/s; Übertragungsbereich: 50···15000 Hz. Eingang für Radio, Mikrofon, Plattenspieler. Ausgang: Radio, Kopfhörer 1 V/500 Ohm.
Difference between B4 ANP220 and B4 ANP221.
ANP 221 is typical design B4. The carriers have a simple construction with one friction segment, the middle potentiometers are used only for recording (left for the microphone, right for the radio or gramophone inputs). The accessories of the device include a transport textile case with a zipper.
- Net weight (2.2 lb = 1 kg)
- 6.8 kg / 14 lb 15.6 oz (14.978 lb)
- Price in first year of sale
- 820.00 Mark
- Literature/Schematics (1)
- Magnetofony 1, 1956-1970, Bozdech J.
| Tesla B4 ANP221 Bedienanleitung | 2217 KB |
- Documents regarding this model
- Author
- Model page created by Wolfgang Lill. See "Data change" for further contributors.
- Other Models
-
Here you find 1838 models, 1155 with images and 665 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Tesla; Praha, Bratislava etc.
Collections
The model B4 is part of the collections of the following members.
Forum contributions about this model: Tesla; Praha,: B4 ANP221
Threads: 1 | Posts: 1
Über den internen Lautsprecher wird nur ein sehr leises, verzerrtes Signal wiedergegeben. Die Wiedergabe über externen Verstärker/Radio funktioniert gut.
Der Koppelkondensator C301 ( 5µF) in der Eingangsstufe des Endverstärkers hat Feinschluß !
Uwe Ronneberger, 01.Aug.15