Amplifcator Braun model R 4

Amplificator Braun model R 4 : 5 intrari, 4 iesiri, impedanta 4-16 ohmi, culoare neagra, reglaje bass, treble, balance, loudness, low bass 20 Hz, afisaj, memorii, volum digital, muting, poze reale, Germany.

Number of Transistors
Semiconductors present.
Semiconductors
Main principle
PLL, Phase-locked loop; 2 AF stage(s)
Wave bands
Broadcast (BC) and FM or UHF.
Power type and voltage
Alternating Current supply (AC) / 110-240 Volt
Loudspeaker
- This model requires external speaker(s).
Power out
130 W (unknown quality)
Material
Metal case
from Radiomuseum.org
Model: Atelier R4 Rev 1 - Braun; Frankfurt
Shape
Book-shelf unit.
Dimensions (WHD)
445 x 70 x 360 mm / 17.5 x 2.8 x 14.2 inch
Notes
FM: 87,5 ... 108MHz; AM: 522 .. 1611 kHz.
Net weight (2.2 lb = 1 kg)
9.8 kg / 21 lb 9.4 oz (21.586 lb)
Price in first year of sale
2,600.00 DM
Source of data
-- Original-techn. papers.
Author
Model page created by Reimund REINHARDT. See "Data change" for further contributors.
Other Models
Here you find 1048 models, 918 with images and 646 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
ALL LISTED RADIOS ETC. FROM BRAUN; FRANKFURT