Bose 4401 // Solid State Stereo Preamplifier

SOLD , now part of a Private Collection
A rare preamp indeed. This is the mate to the formidable 1801 Amplifier. Bose at its finest.
Production
1975
Condition
7/10
Restoration
  • Full service check.
  • Disassembled and replaced all of the power supply electrolytic capacitors
  • Cleaned Controls and switches
  • Installed LED
Factory Specs

Frequency response 20Hz to 20kHz

Total harmonic distortion 0.2%

Input sensitivity 2mV (MM), 200mV (line)

Signal to noise ratio 90dB (line)

Output 2V (Pre out)

Dimensions 6 x 18 x 13-1/8 inches

Weight 12lbs

The History of Bose
Bose was founded in 1964 by Amar G. Bose. Eight years earlier, Bose, then a graduate student at MIT, had purchased a stereo system and was disappointed with its performance. This led him to research the importance of reverberant (indirect) sound on perceived audio quality. Early yearsBose began extensive research aimed...
[ Read More ]
Liner Notes
Utilizing MET technology "Minimum Effective Temperature". Inputs: Phono 1, Phono 2, Tuner, Aux., Tape 1, Tape 2
Stock No.
6279827259560
A rare preamp indeed. This is the mate to the formidable 1801 Amplifier. Bose at its finest.

Production

1975

Condition

7/10

Restoration

  • Full service check.
  • Disassembled and replaced all of the power supply electrolytic capacitors
  • Cleaned Controls and switches
  • Installed LED

Factory Specs

Frequency response 20Hz to 20kHz

Total harmonic distortion 0.2%

Input sensitivity 2mV (MM), 200mV (line)

Signal to noise ratio 90dB (line)

Output 2V (Pre out)

Dimensions 6 x 18 x 13-1/8 inches

Weight 12lbs

The History of Bose

Bose was founded in 1964 by Amar G. Bose. Eight years earlier, Bose, then a graduate student at MIT, had purchased a stereo system and was disappointed with its performance. This led him to research the importance of reverberant (indirect) sound on perceived audio quality. Early yearsBose began extensive research aimed...
[ Read More ]

Liner Notes

Utilizing MET technology "Minimum Effective Temperature". Inputs: Phono 1, Phono 2, Tuner, Aux., Tape 1, Tape 2

Stock No.

6279827259560

Bose 4401 // Solid State Stereo Preamplifier
Bose 4401 // Solid State Stereo Preamplifier
Bose 4401 // Solid State Stereo Preamplifier
Bose 4401 // Solid State Stereo Preamplifier
Bose 4401 // Solid State Stereo Preamplifier
Bose 4401 // Solid State Stereo Preamplifier
Bose 4401 // Solid State Stereo Preamplifier
Bose 4401 // Solid State Stereo Preamplifier

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