Akai - AA-8500 Solid state stereo receiver





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Holds dual bachelor's degrees in electronics and physics with 20 years in audio engineering.
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Description from the seller
Heavy and very rare Akai receiver
AA-8500
In good condition, works well.
General
Manufacturer: Akai
Model: AA-8500
Type: Receiver
Year of production: 1970 - 1972
Made in: Japan
Color: silver, wooden housing, walnut
Power consumption: 350 W
Dimensions (W x H x D): 487 x 165 x 346 mm
Weight: 16 kg
Original price approx.: 1,800 DM
Connections:
Number of inputs:
Phono MM: 3 mV, 50 kOhm
AUX: 150 mV, 50 kOhm
Tape Play: 200 mV, 50 kOhm
Tape Play DIN: 200 mV, 50 kOhm
Main In: 770 mV, 100 kOhm
Antenna: 75 Ohm, 300 Ohm
Number of outputs:
Tape Rec: 150 mV
Tape Rec DIN: 25 mV
Pre-Out:
Headphones: 8 - 16 Ohm
2 pairs of speakers
Technical data
Amplifier
Continuous power (at distortion)
8 Ohm: 2 x 65 W
4 Ohm: 2 x 85 W
Dynamic power
8 Ohm: 2 x 90 W
4 Ohm: 2 x 120 W
Total harmonic distortion: 0.05% at nominal power
Damping factor:
Frequency response: 20 - 50,000 Hz, -3 dB
Signal-to-noise ratio:
Phono: 70 dB
AUX: 80 dB
Tone control:
Bass: ± 10 dB at 100 Hz
Treble: ± 10 dB at 10 kHz
Loudness: yes, +8 dB at 100 Hz, +4 dB at 10 kHz
Low filter (subsonic): yes, -9 dB at 100 Hz
High filter: yes, -5 dB at 10 kHz
Damping: yes
Tuner
Reception: FM/MW
Frequency range:
FM: 88 - 108 MHz
MW: 535 - 1605 kHz
Input sensitivity:
FM: 2.0 µV
MW: 50 µV
Frequency range:
Distortion factor: 0.3% (mono), 0.8% (stereo).
Signal-to-noise ratio: 70 dB
Channel separation: > 40 dB
Selectivity: 65 dB
Co-channel selectivity: 1.5 dB
Spurious response selectivity: 34 dB
Mirror image suppression: > 100 dB
IF attenuation: > 100 dB
AM suppression: 55 dB
Special features
Balance, bass and tweeter slider
Audio muting
Tuning aids: field strength and relative position in the dial
FM muting
FM AFC
MPX filter
See the photos for the condition of the lot.
View the photos carefully before placing a bid. They show the condition of the item.
Carefully packed and shipped
Heavy and very rare Akai receiver
AA-8500
In good condition, works well.
General
Manufacturer: Akai
Model: AA-8500
Type: Receiver
Year of production: 1970 - 1972
Made in: Japan
Color: silver, wooden housing, walnut
Power consumption: 350 W
Dimensions (W x H x D): 487 x 165 x 346 mm
Weight: 16 kg
Original price approx.: 1,800 DM
Connections:
Number of inputs:
Phono MM: 3 mV, 50 kOhm
AUX: 150 mV, 50 kOhm
Tape Play: 200 mV, 50 kOhm
Tape Play DIN: 200 mV, 50 kOhm
Main In: 770 mV, 100 kOhm
Antenna: 75 Ohm, 300 Ohm
Number of outputs:
Tape Rec: 150 mV
Tape Rec DIN: 25 mV
Pre-Out:
Headphones: 8 - 16 Ohm
2 pairs of speakers
Technical data
Amplifier
Continuous power (at distortion)
8 Ohm: 2 x 65 W
4 Ohm: 2 x 85 W
Dynamic power
8 Ohm: 2 x 90 W
4 Ohm: 2 x 120 W
Total harmonic distortion: 0.05% at nominal power
Damping factor:
Frequency response: 20 - 50,000 Hz, -3 dB
Signal-to-noise ratio:
Phono: 70 dB
AUX: 80 dB
Tone control:
Bass: ± 10 dB at 100 Hz
Treble: ± 10 dB at 10 kHz
Loudness: yes, +8 dB at 100 Hz, +4 dB at 10 kHz
Low filter (subsonic): yes, -9 dB at 100 Hz
High filter: yes, -5 dB at 10 kHz
Damping: yes
Tuner
Reception: FM/MW
Frequency range:
FM: 88 - 108 MHz
MW: 535 - 1605 kHz
Input sensitivity:
FM: 2.0 µV
MW: 50 µV
Frequency range:
Distortion factor: 0.3% (mono), 0.8% (stereo).
Signal-to-noise ratio: 70 dB
Channel separation: > 40 dB
Selectivity: 65 dB
Co-channel selectivity: 1.5 dB
Spurious response selectivity: 34 dB
Mirror image suppression: > 100 dB
IF attenuation: > 100 dB
AM suppression: 55 dB
Special features
Balance, bass and tweeter slider
Audio muting
Tuning aids: field strength and relative position in the dial
FM muting
FM AFC
MPX filter
See the photos for the condition of the lot.
View the photos carefully before placing a bid. They show the condition of the item.
Carefully packed and shipped
