High Definition Audio Amplifier Dual 51 (D-51)
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 17
- Valves / Tubes
- 12AX712AX712AX712AX76FQ76FQ76FQ76FQ76FQ76FQ76FQ76FQ765506550655065506550
- Main principle
- Audio-Amplification
- Wave bands
- - without
- Power type and voltage
- Alternating Current supply (AC) / 220 Volt
- Loudspeaker
- - This model requires external speaker(s).
- Power out
- 100 W (undistorted)
- Material
- Metal case
- from Radiomuseum.org
- Model: High Definition Audio Amplifier Dual 51 - Audio Research, Plymouth
- Shape
- Rack
- Dimensions (WHD)
- 19 x 7.5 x 12.25 inch / 483 x 191 x 311 mm
- Notes
- Tube stereo power amplifier. 50 Watts per channel minimum RMS into a 4, 8, or 16 ohm load from 20 Hz to 15 KHz with less than 1% total harmonic distortion. Tube complement: (4)12AX7, (8) 6FQ7, (2 matched pairs) 6550, (1) 6550. Options: Gold/champagne faceplate.
- Net weight (2.2 lb = 1 kg)
- 25 kg / 55 lb 1.1 oz (55.066 lb)
- Source of data
- -- Original prospect or advert
- Mentioned in
- -- Schematic
- Author
- Model page created by Franz Scharner. See "Data change" for further contributors.
- Other Models
- Here you find 37 models, 16 with images and 5 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil. All listed radios etc. from Audio Research, Plymouth
Collections | Museums | Literature