- Country
- Great Britain (UK)
- Manufacturer / Brand
- Cambridge Audio (Laboratories, Research, Partnership) Ltd.; St. Ives, Huntingdon (later London)
- Year
- 1969
- Category
- Audio Amplifier or -mixer
- Radiomuseum.org ID
- 272020
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Transistors
- 30
- Main principle
- Audio-Amplification; Hi-Fi-High End products
- Wave bands
- - without
- Details
- Hi-Fi equipment
- Power type and voltage
- Alternating Current supply (AC) / 110-120/200-240 Volt
- Loudspeaker
- - This model requires external speaker(s).
- Power out
- 20 W (34 W max.)
- Material
- Metal case
- from Radiomuseum.org
- Model: Amplifier P40 - Cambridge Audio Laboratories,
- Shape
- Book-shelf unit.
- Dimensions (WHD)
- 419 x 241 x 51 mm / 16.5 x 9.5 x 2 inch
- Notes
-
Vollverstärker mit zwei Phono-Eingänge, Rekorder Ein- und Ausgang, Tuner- und Aux-Eingang, Höhen und Tiefen-Reglung, Rumble- und Rauschfilter.Messwerte SINUS-laboratorium, Niederlande:Phono-Eingang 1 (MD): 2.2 mV, 47k, Signal-Rauschabstand 66 dB, RIAA ± 0.5 dB.Phono-Eingang 2 (Keramisch): 72 mV, 100k, Signal-Rauschabstand 76 dB.Tuner: 261mV, 150k, Signal-Rauschabstand 78 dB.Aux: 69 mV, 47k, Signal-Rauschabstand 76 dB.Rekorder: 374 mV, 150k, Signal-Rauschabstand 79 dB, Ausgang 328 mV.Vermögen: 2 x 27W (8 Ohm), 2 x 34 W (4 Ohm), Vermögensbandbreidte 18-56500 Hz.Frequenzgang: 20Hz-26kHz ± 0.5 dB.THD (1 kHz, Vollvermögen): 0.08%.IMD (250/8000Hz, 4:1): 0.1%.Kanaltrennung: > 57 dB (40Hz-10kHz).Höhenreglung: +12,-14dB bei 10 kHz.Tiefenreglung: +12,-14dB bei 100 Hz.Rauschfilter: 4 oder 7.5 dB/Okt über 10 kHz (gradual/steep).Rumblefilter: 5 dB/Okt unter 50 Hz.Dämpfungsfaktor: 82 an 8 Ohm.Gehäuse-Design: Roy Gray.Transistoren sind nur einmal pro Typ gelistet.
- Net weight (2.2 lb = 1 kg)
- 5.4 kg / 11 lb 14.3 oz (11.894 lb)
- Price in first year of sale
- 1,232.00 HFL
- Mentioned in
- -- Original-techn. papers. (HiFi-News January 1969 (company advert))
- Literature/Schematics (1)
- -- Original-techn. papers. (DISK September 1970, p.472-473.)
- Literature/Schematics (2)
- French electronics magazine (reference unknown)
- Author
- Model page created by Aren van Waarde. See "Data change" for further contributors.
- Other Models
-
Here you find 19 models, 16 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Cambridge Audio (Laboratories, Research, Partnership) Ltd.; St. Ives, Huntingdon (later London)