Optonica - SM-3000 Solid state integrated amplifier

Optonica - SM-3000 Solid state integrated amplifier #1.0
Optonica - SM-3000 Solid state integrated amplifier #1.0
Optonica - SM-3000 Solid state integrated amplifier #2.1
Optonica - SM-3000 Solid state integrated amplifier #3.2
Optonica - SM-3000 Solid state integrated amplifier #4.3
05
days
22
hours
47
minutes
41
seconds
Current bid
€ 110
Reserve price not met
Matthew McIvor
Expert
Selected by Matthew McIvor
Estimate  € 350 - € 400
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Optonica SM-3000 stereo amplifier, manufactured in 1974, in good physical condition and tested and working, includes power cord, weighs 15 kg, delivers 35 watts per channel into 8 ohms with a frequency response of 15 Hz to 90 kHz and THD of 0.02%.

AI-assisted summary

Description from the seller

Sharp Optonica SM-3000 amplifier

This unit is in good condition, a lot of work has gone into the operation of it, 95% recap, trim pots, some small signal transistors

Note 2 missing switch knobs

No side panels

No postage outside of the EU


Power output: 35 watts per channel into 8Ω (stereo)

Frequency response: 15Hz to 90kHz

Total harmonic distortion: 0.02%

Damping factor: 25

Input sensitivity: 2.5mV (MM), 150mV (DIN), 150mV (line)

Output: 150mV (line), 30mV (DIN)

Speaker load impedance: 4Ω (minimum)

Semiconductors: 1 x IC, 47 x transistors, 24 x diodes, 1 x LED

Dimensions: 442 x 144 x 380mm

Weight: 14.5kg

Sharp Optonica SM-3000 amplifier

This unit is in good condition, a lot of work has gone into the operation of it, 95% recap, trim pots, some small signal transistors

Note 2 missing switch knobs

No side panels

No postage outside of the EU


Power output: 35 watts per channel into 8Ω (stereo)

Frequency response: 15Hz to 90kHz

Total harmonic distortion: 0.02%

Damping factor: 25

Input sensitivity: 2.5mV (MM), 150mV (DIN), 150mV (line)

Output: 150mV (line), 30mV (DIN)

Speaker load impedance: 4Ω (minimum)

Semiconductors: 1 x IC, 47 x transistors, 24 x diodes, 1 x LED

Dimensions: 442 x 144 x 380mm

Weight: 14.5kg

Details

Era
1900-2000
Brand
Optonica
Model
SM-3000
Multiple models
No
Physical condition
Good
Number of objects
1
Includes
Power cord
Year of manufacturing
1974
Weight
15 kg
Functional condition
Tested and working/playable
PortugalVerified
New
on Catawiki
18
Objects in auction
Private

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