Motional Feedback Box (MFB) 541 Electronic 22RH541 /00R
Philips; Eindhoven (tubes international!); Miniwatt
- Country
- Netherlands
- Manufacturer / Brand
- Philips; Eindhoven (tubes international!); Miniwatt
- Year
- 1976–1978
- Category
- Loudspeaker, headphone or earphone
- Radiomuseum.org ID
- 127484
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Transistors
- Semiconductors present.
- Semiconductors
- Main principle
- Audio-Amplification
- Wave bands
- - without
- Details
- Loudspeaker + integr.Amplifier
- Power type and voltage
- Alternating Current supply (AC) / 110-240 Volt
- Loudspeaker
- 2 Loudspeakers
- Power out
- 30 W (unknown quality)
- Material
- Wooden case
- from Radiomuseum.org
- Model: Motional Feedback Box 541 Electronic 22RH541 /00R - Philips; Eindhoven tubes
- Shape
- Book-shelf unit.
- Dimensions (WHD)
- 230 x 295 x 175 mm / 9.1 x 11.6 x 6.9 inch
- Notes
- Caja electronica, con un altavoz para medios, Woofer y Tweeter para agudos. Entrada de senal con tres niveles. Amplificador de potencia de 30W.
Aktive Lautsprecherbox, Zweiweg-System mit Beschleunigungs-Gegenkopplung (Motional Feedback, MFB) im Tieftonteil, geschlossenes Gehäuse, akustisch bedämpft.
Lautsprecher-Systeme: Tief-Mittelton 180 mm, Hochton 25 mm (Kalotte).
Bruttovolumen: 11,8 Liter, netto 8 Liter.
Frequenzumfang: 35-20000 Hz nach DIN 45500
Steuerspannung 1 V an 10 kOhm, 7,5 V an 100 Ohm, 19 V an 100 Ohm.
- Net weight (2.2 lb = 1 kg)
- 6.5 kg / 14 lb 5.1 oz (14.317 lb)
- Mentioned in
- HiFi-Jahrbuch 8, G. Braun Verlag, Karlsruhe 1976
- Literature/Schematics (1)
- Handbuch VDRG 1976/1977
- Literature/Schematics (2)
- Handbuch Rundfunk Fernsehen Phono (Thiele) 1977/78 S.232
- Literature/Schematics (3)
- -- Original-techn. papers.
- Author
- Model page created by Diego Fernandez-Fernandez. See "Data change" for further contributors.
- Other Models
-
Here you find 5250 models, 4393 with images and 3450 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Philips; Eindhoven (tubes international!); Miniwatt
Collections
The model Motional Feedback Box (MFB) 541 Electronic is part of the collections of the following members.