• Country
• Great Britain (UK)

• Manufacturer / Brand
• Chapman,C.T. (Reproducers) Ltd.; London

• Year
• 1960 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 365655

• Number of Tubes
• 15

• Valves / Tubes
• ECC83 EL84 EL84 EL84 EL84 EL34 EL34 unknown_Tube unknown_Tube RR3-250 RR3-250 RR3-250 RR3-250 GZ34 GZ34

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 50-60 Hz, 200/250 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 1000 W (max.)

• Material
• Metal case

• from Radiomuseum.org
• Model: 1 kW Audio Frequency Amplifier - Chapman,C.T. Reproducers Ltd.;

• Shape
• Rack

• Dimensions (WHD)
• 20 x 60 x 24 inch / 508 x 1524 x 610 mm

• Notes

• 1 kW Audio Frequency Amplifier for public address or industrial use.

  Specifications

  Maximum Power Output:	1,000 watts
  Frequency Range:	40-12,000 Hz
  Output Voltage:	25, 50 or 100 V
  THD at 1 kW & 1000 Hz:	1%
  Sensitivity:	100 mV into 600 Ω
  Output Impedance:	0.625 Ω, 2.5 Ω or 10 Ω

• Mentioned in
• Wireless World (The), London (WW, 79) (Nov 1960, p. 77)

• Author
• Model page created by Gary Cowans. See "Data change" for further contributors.

• Other Models

• Here you find 12 models, 12 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Chapman,C.T. (Reproducers) Ltd.; London