Pioneer - SX-450 Solid state stereo receiver





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Pioneer SX-450 stereo receiver, manufactured in 1979, is in very good physical condition and has been tested and is working, comprising two units with a power cord included.
Description from the seller
Great condition and good working Vintage pioneer Stereo receiver.
Knobs and pots and display plate have been all cleaned up
Pots have been deoxitized
Side wood pannels have been refurbished with mahogany vinyl’s wrap !
Pictures are original of this lot and part of description!
The Pioneer SX-450 is a 15 watt FM/MW stereo receiver featuring FM muting, tape monitor switch and provision for 2 pairs of speakers.
The unit employs a direct-coupled OCL circuit in the power amplifier with a first-stage differential amplifier.
High FM sensitivity is ensured by a low noise FET in the front end with a frequency linear 3-gang variable capacitor.
Specifications
Tuning range: FM, MW
Power output: 15 watts per channel into 8Ω (stereo)
Frequency response: 20Hz to 60kHz
Total harmonic distortion: 0.5%
Damping factor: 25
Input sensitivity: 7.5mV (mic), 2.5mV (MM), 150mV (line)
Signal to noise ratio: 70dB (MM), 90dB (line)
Output: 150mV (line), 30mV (DIN)
Speaker load impedance: 4Ω (minimum)
Semiconductors: 1 x FET, 3 x IC, 28 x transistors, 15 x diodes
Dimensions: 448 x 141 x 307mm
Seller's Story
Great condition and good working Vintage pioneer Stereo receiver.
Knobs and pots and display plate have been all cleaned up
Pots have been deoxitized
Side wood pannels have been refurbished with mahogany vinyl’s wrap !
Pictures are original of this lot and part of description!
The Pioneer SX-450 is a 15 watt FM/MW stereo receiver featuring FM muting, tape monitor switch and provision for 2 pairs of speakers.
The unit employs a direct-coupled OCL circuit in the power amplifier with a first-stage differential amplifier.
High FM sensitivity is ensured by a low noise FET in the front end with a frequency linear 3-gang variable capacitor.
Specifications
Tuning range: FM, MW
Power output: 15 watts per channel into 8Ω (stereo)
Frequency response: 20Hz to 60kHz
Total harmonic distortion: 0.5%
Damping factor: 25
Input sensitivity: 7.5mV (mic), 2.5mV (MM), 150mV (line)
Signal to noise ratio: 70dB (MM), 90dB (line)
Output: 150mV (line), 30mV (DIN)
Speaker load impedance: 4Ω (minimum)
Semiconductors: 1 x FET, 3 x IC, 28 x transistors, 15 x diodes
Dimensions: 448 x 141 x 307mm

