ITT Schaub-Lorenz Minas B525 HiFi-Klangstrahler [Bestell-Nr: 49135 12073], 1972, made in Germany

Link: radiomuseum | hifi-wiki

Country: Germany
Manufacturer / Brand: ITT Schaub-Lorenz
Year: 1972 ?
Category: Loudspeaker, headphone or earphone
Wave bands - without
Details
Power type and voltage No Power needed
Loudspeaker 2 Loudspeakers
Power out 25 W (30 W max.)
Model: HiFi-Klangstrahler B525 - ITT Schaub-Lorenz
Material Wooden case
Shape Tablemodel, with any shape - general.
Dimensions (WHD) 500 x 220 x 180 mm / 19.7 x 8.7 x 7.1 inch
Notes
Design: 3-way, 3 loudspeakers, closed housing
Chassis:
- Woofer: LPT 160 mm cone
- Midrange: LPH 713 cone
- Tweeter: LPH 58 cone
Power handling (continuous / music band): 25 W / 35 W
Efficiency:
Frequency response: 32 - 20,000 Hz
Transition ranges: 3,200 Hz, 10,000 Hz
Impedance: 4-8 ohms
Color: walnut
Net weight 7.5 kg
New price approx .: 198 DM
Mentioned in -- Original prospect or advert
Bestell-Nr: 49135 12073

    

Radionette Soundmaster SM40-1C[T], 1973, made in Norway

 

Link: radiomuseum | tomania1953

Radionette Soundmaster SM 40 C 1971 - 1976
Design: Ing. Oddbjørn Grønnevik
RadioVisjon og Radionette Ingeniør og Designer

Country: Norway
Manufacturer / Brand: Radionette; Oslo
Year: 1973

Category: Broadcast Receiver - or past WW2 Tuner
Semiconductors (the count is only for transistors) Semiconductors present.
Main principle Superheterodyne (common)
Wave bands Broadcast, Long Wave and FM or UHF.
Details Cassette-Recorder or -Player
Power type and voltage Alternating Current supply (AC) / 115-230 Volt
Loudspeaker - This model requires external speaker(s).
Power out
Model: SM-40C - Radionette; Oslo
Material Wooden case
Shape Tablemodel, slant panel.

Net weight: 6 kg
Mentioned in The Norwegian Historical Radio Society

Teleton A-300 Solid-State Stereo Amplifier, 1975, made in Japan

Link: hifiengine | radiomuseum | service info (low res) | Audio Products

Оконечный усилитель собран на: 4x Toshiba D235 (уже поменяны на MJE 3055T).

Specifications
Power output: 12 watts per channel into 8Ω (stereo)
Frequency response: 20Hz to 30kHz
Total harmonic distortion: 0.5%
Input sensitivity: 3mV (MM), 250mV (ceramic), 200mV (DIN)
Output: 50mV (DIN)
Speaker load impedance: 8Ω (minimum)
Semiconductors: 18 x transistors, 6 x diodes
Dimensions: 422 x 98 x 230mm
Weight: 4kg
Year: 1975

Teleton A-300 Solid-State Stereo Amplifier, 1975, made in Japan

Link: hifiengine | radiomuseum | service info (low res) | Audio Products

Оконечный усилитель собран на: 4x Toshiba D235.

Specifications
Power output: 12 watts per channel into 8Ω (stereo)
Frequency response: 20Hz to 30kHz
Total harmonic distortion: 0.5%
Input sensitivity: 3mV (MM), 250mV (ceramic), 200mV (DIN)
Output: 50mV (DIN)
Speaker load impedance: 8Ω (minimum)
Semiconductors: 18 x transistors, 6 x diodes
Dimensions: 422 x 98 x 230mm
Weight: 4kg
Year: 1975