Small & Hummel ES 20

The ES 20 convinces with its natural warm sound that almost equals that of a good tube amplifier.

Data

General

• Manufacturer: Klein & Hummel
• Model: ES 20
• Type: Integrated amplifier
• Years of manufacture: 1967 - 1978
• Manufactured in: Stuttgart
• Color: Front silver with wood paneling
• Remote control:
• Power consumption:
• Dimensions: 410 x 115 x 270 mm (WxHxD).
• Weight: 7 kg
• Original price approx.: 805 DM

Connections

• Number of inputs:

• Number of outputs:
  • 2 x loudspeaker

2 x headphones

Technical Data

• Music power: 2 x 45 watts
• continuous sound power: 2 x 30 watts
• Power bandwidth: 20 Hz to 20 kHz

Distortion factor: 0.3% at 2 x 30 watts

• Frequency response: 20 Hz to 20 kHz - 0.5 dB
• Phono sensitivity: 2.4 mV
• Phono signal to noise ratio: 59 dB
• Channel separation: 50 dB
• 2x headphone connector on the front panel

• Controls: Volume, Balance, Bass, Treble
• Input selection: Phono, Radio, Tape

Special Features

• Extras: circuits for noise filter, mono mode and contour switching (aurally correct).
• Protection circuit against overload of the output stages
• 20 silicon transistors, including the 2N3055 power transistors, world-renowned for their robustness.

Remarks

• Clear, stable construction with at that time most modern components
• All connectors are HiFi DIN jacks

Further models of the same series:

Pictures