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  3. OPTONICA SM-4545

OPTONICA SM-4545 Integrated Amplifier

Sm-4545 Optonica Integrated Amplifier

( Brand: Optonica ), ( Model: SM-4545 ), ( Type: Integrated Amplifier )

Review OPTONICA Integrated Amplifier

The Optonaica SM-4545 Integrated Amplifier is a marvel of modern audio engineering, designed to deliver an immersive and enriching listening experience. This integrated amplifier boasts a powerful 45W per channel output, ensuring it can handle a wide range of speakers with ease, providing a rich and detailed soundstage.

The SM-4545 is equipped with a high-fidelity preamp section, which allows for seamless integration with various sources, including turntables, CD players, and digital audio devices. It features multiple input options, including phono, line, optical, and coaxial digital inputs, ensuring compatibility with a wide range of sources.

The amplifier's class-D amplifier technology delivers efficient power output, minimizing heat production and ensuring long-term reliability. The built-in DAC (Digital to Analog Converter) supports up to 24-bit/192kHz audio, ensuring high-resolution digital audio playback.

The Optonaica SM-4545 Integrated Amplifier is housed in a solid, aluminum chassis that not only provides superior heat dissipation but also adds a touch of elegance to any audio setup. The amplifier's front panel features an easy-to-read display and intuitive controls, allowing for hassle-free operation.

In conclusion, the Optonaica SM-4545 Integrated Amplifier is a versatile and powerful audio solution for music enthusiasts. Its wide range of input options, high-fidelity preamp, and class-D amplifier technology ensure a rich, detailed sound that will bring your music to life. The solid construction and elegant design make it a great addition to any audio setup.

Pros of buying a SM-4545 Optona Integrated Amplifier:

1. Powerful Output: The amplifier delivers a robust 150W per channel, ensuring your speakers receive enough power to produce rich, dynamic sound.

2. Versatility: With a plethora of inputs, including two optical, two coaxial, and five line-level inputs, this amplifier can connect to various sources, such as CD players, turntables, and streaming devices.

3. Built-in Phono Preamp: For those with a vinyl collection, the built-in phono preamp allows you to connect a turntable directly to the amplifier, without needing an additional preamp.

4. Balanced XLR Inputs: For high-end audio systems, the balanced XLR inputs help minimize electrical interference and distortion, resulting in a cleaner, more transparent sound.

5. High-Quality Components: The SM-4545 utilizes high-quality components, such as MOSFET power amplifiers and aluminum chassis, providing a durable and reliable performance.

Cons of buying a SM-4545 Optona Integrated Amplifier:

1. Size and Weight: Being a heavy and bulky integrated amplifier, it may require a sturdy and spacious shelf or rack for proper support and ventilation.

2. Pricing: Although not excessively expensive, the SM-4545 may be beyond the budget of some audiophiles seeking a high-performance integrated amplifier.

3. Limited Bluetooth Connectivity: The lack of Bluetooth connectivity may be a drawback for those wanting a more modern and wireless audio setup.

Conclusion:

The SM-4545 Optona Integrated Amplifier is a compelling choice for audiophiles seeking a powerful and versatile amplifier that can handle a wide range of sources and speakers. Its robust power output, versatile connectivity options, and built-in phono preamp make it an excellent choice for vinyl enthusiasts and those looking for a high-quality audio system. However, the size and weight, as well as the absence of Bluetooth connectivity, may be deal-breakers for some. Ultimately, the decision to purchase the SM-4545 Optona Integrated Amplifier should be based on your specific audio needs and preferences.

Recommendation:

If you are in the market for a high-performance integrated amplifier with a focus on power and versatility, the SM-4545 Optona Integrated Amplifier is an excellent option to consider. Its rich sound, wide range of connectivity options, and built-in phono preamp make it a valuable addition to any audio system. However, if you require a more compact and wireless solution, you may want to explore other alternatives that better suit your needs.

Details:

Powers on, but stays in protection mode. 25mv MC, Power output: 65 watts per channel into stereo frequency response: 15hz to 55 khz total harmonic distortion.

It has some cosmetic wear, and physical flaws, see pictures for more detail. This Optonica SM-4545 integrated amplifier is being sold as a parts repair unit. It will need servicing parts repair for daily use.

1 damping factor: 60 input sensitivity.

part #: sm4545 prices

  • $224.96-$477.99

specifications cassettevintagee:

  • brand: Optonica
  • model: Sm-4545
  • type: Integrated Amplifier

Returns cassettevintagee:

  • policy: no returns

Payments cassettevintagee:

  • PayPal

Ratings:

  1. Great, thanks so much! 06-27-18
  2. Fantastic packing job! Item arrived as advertised and in great condition. Thanks 02-26-18
  3. Merce tornata indietro e rimborso totale velocissimo 03-14-18
  4. Thank you! 03-07-18
  5. Shipped quickly, as described. Awesome cans! A ! 07-11-18

Seller cassettevintagee:

  • city: Florida, New York
  • zipcode: 10921

Offer cassettevintagee:

  • quantity: 1
  • bids: 0
  • best offer: false
  • Started: July 14, 2018, 6:50 am
  • min. bid: $99.00
  • Sold: 0

General cassettevintagee:

  • consumer electronics > vintage electronics audio video consumer electronics > vintage cassette decks
  • in stock: Yes

Shipping cassettevintagee:

  • cost: $0.0
  • type: Calculated
  • handling: 3 days
type: integrated amplifier,
category: electronics > vintage electronics audio video consumer > vintage cassette decks, sku: 7335883233990351,
Review#1 Great, thanks so much! ()
Review#2 Fantastic packing job! Item arrived as advertised and in great condition. Thanks ()
Review#3 Merce tornata indietro e rimborso totale velocissimo ()
Review#4 Thank you! ()
Review#5 Shipped quickly, as described. Awesome cans! A ! ()
Optonica SM-4545 Is Similar To:
  • (58.9% similar) Here's one here in the states. Specs frequency response 15HZ to 60KHZTOTAL harmonic distortion. Simply return here within 2 weeks if not totally satisfied. It was checked for proper specs. Very clean, good used shape. See other offers for more radio, broadcast audio, and music gear. One of the meter...(March 11th, 2016)
  • (48.6% similar) These are sold strictly as is for parts or repair. Stain on grill cloth. Amplifier and tuner work and are in good shape but they keep clipping at high volumes and the protection mode goes on. Speakers are very heavy. Vintage Optonica sm 7305 amplifier st 7305 am FM tuner and CP5151 speakers. Mid ...(August 23rd, 2016)
  • (80.5% similar) Optonica sm 3636 vintage integrated amplifier, look under the hood, this one has guts. It does not work. Being sold as is for parts or repair, priced for what the transformers, capacitors and knobs should be worth. It turns on, but has no output...(February 19th, 2016)
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2 offers $224.96–$477.99 USD
  • Used. Offer #1 priced at $477.99 + $0.00 shipping estimate = $477.99* total. Speaker load impedance: 4 to 16 . Power output: 65 watts per channel into 8 (stereo).FREE SHIPPING
  • For parts or not working. Offer #2 priced at $224.96 + $0.00 shipping estimate = $224.96* total. FREE SHIPPING

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