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LicenseBBC TV/21 Trap Valve Amplifier
Science Museum Group
© The Board of Trustees of the Science Museum
BBC TV/21 Trap Valve Amplifier, c.1943. A 2 valve push-pull amplifer used for feeding ring mains and recording rooms distribution. Variable gain. Output up to 4dB into 10 Ohms. Ex BBC Bristol. Full BBC number is TV/12/8. Bristol number is J2181. Dirty and some corrosion on top.
Details
- Category:
- Television
- Collection:
- BBC Heritage Collection
- Object Number:
- 2012-5118/119
- Materials:
- steel (metal) and electronic components
- Measurements:
-
overall: 120 mm x 565 mm x 200 mm, 6 kg
- type:
- amplifier
