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Fresh out of the technician's office for a servicing including :- Full recap of electrolytic capacitors- New protection relay installed- Lights upgraded to LED- Interior, potentiometer, and contact cleaningIt is now working as intended.*** Important information for buyers in the USA***All imports to the USA will be charged customs clearance and import tariffs, regardless of cost.*** Important information for buyers outside of North America ***All units and parts we sell are from 120V units. Please keep this in mind whether you purchase parts for restoration, or purchase a working unit. Working units will most likely require either a step-up or step-down transformer depending on your region.At Montreal Online Store, our mission is to breathe new life into vintage stereo equipment, making high-quality sound accessible and affordable for everyone. We are dedicated to refurbishing classic audio gear with care and precision, ensuring that each piece delivers timeless performance. Rediscover the magic of vintage sound with us!All of our electronic items have been tested and are in working condition unless stated otherwise. Units that have been professionally serviced will be mentioned both in the title and description. Any defects found during testing will be mentioned.The items pictured are not stock photos, and are the exact items you will be receiving. In the case of a listing with a stock quantity, they will be in very similar condition.Once a purchase is completed, your order will be shipped out within 2 business days. In the case of items with free shipping, please allow up to 3 business days, as free shipping often applies to items with dimensions that are unlike most of our inventory, and we will need to obtain appropriate materials to ship them.Customer service is our top priority: We work hard to ensure every buyer is satisfied with their purchase. Our reputation is the most valuable thing to us. Before you consider leaving negative feedback, please contact us directly should you have any issues with your purchase and we will make it right!Thank you for choosing Montreal Online Store, we are a small family-run online store and your business means the world to us!Vintage Audio FAQ :What is serviced?Servicing vintage stereo equipment involves a comprehensive process designed to restore both its functionality and performance. Our skilled technician begins by thoroughly inspecting each unit to identify any wear, damage, or outdated components. This is followed by cleaning and recalibrating the equipment to ensure optimal operation. When necessary, we replace worn-out parts with high-quality, compatible replacements and test the unit extensively to confirm it meets our rigorous standards. Each step is performed with precision and care to ensure that your vintage stereo equipment not only looks and sounds its best but also delivers reliable performance for years to come.Why pay more for serviced equipment?When you purchase serviced vintage stereo equipment from us, you're investing in more than just a classic piece of audio gear — you're choosing expertly inspected and professionally serviced equipment that combines the charm of the past with the reliability of the present. Our skilled technician meticulously evaluates and restores each unit to ensure optimal performance and longevity, so you can enjoy the rich, authentic sound of vintage audio with confidence. With our thorough servicing, you can rest easy knowing that your equipment is free from imminent issues and ready to deliver exceptional sound for years to come.As you explore our serviced vintage stereo equipment, please keep in mind that while we meticulously restore each piece, the machines and their parts do have some limitations due to their age and use. Our goal is to ensure you enjoy the charm and quality of classic audio with transparency and appropriate expectations.Shipping risksVintage stereo equipment is prized for its classic charm and exceptional sound quality, but it is also inherently delicate due to its age and intricate components. Shipping such equipment carries inherent risks, as vibrations, impacts, and improper handling can potentially cause damage. To mitigate these risks, we take every precaution to package your equipment securely. Despite our best efforts, please be aware that even with careful packing, there is a risk of damage during transit. We are committed to ensuring that your vintage gear arrives in the best possible condition and are here to assist with any concerns you may have. If you do receive an item that is damaged or defective, please reach out to us and we will assist you with options to resolve the situation.
The Nikko Alpha II has a solid reputation as a beefy vintage Japanese power amp, so US$568 is fair to a touch high rather than a steal for an unknown-condition unit. Without confirmed service history, I’d treat this as roughly market-adjacent pricing: acceptable if it’s clean, complete, and currently healthy, but not the kind of number that leaves much room for risk.
What makes it interesting is the usual Alpha-series appeal: strong build, substantial power delivery, and a classic no-nonsense presentation that still wins fans with efficient to moderately demanding speakers. If it’s original-owner, unrestored, or includes the matching preamp and documentation, that adds real value; if it’s just the bare amp with no testing, you want proof of stable idle, clean channels, and no protection or hum issues before paying full ask.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Nikko Audio emerged from Nikko Electric Industry Co., founded in 1933 in Kanagawa, Japan, initially as a manufacturer of fuses and electrical equipment for the national railroad. Post-World War II, the company expanded into communications technology, entering the hi-fi market in the late 1960s through the influence of an audiophile family member with exceptional hearing. This Japanese heritage fueled a brief but notable run of precision-engineered audio components before the brand shuttered its audio division amid the 1990s market downturn.
The brand focused primarily on amplifiers, producing standout series like the Alpha line of power amps from the late 1970s and early 1980s, and the high-end TRM series, including the 1975 TRM-800 integrated stereo amplifier with its robust 65 watts per channel output, NEC power transistors, and stability down to 4 ohms. Tuners such as the FAM-600 and compact hi-fi gear rounded out their compact-form-factor offerings, emphasizing clean circuit design and no-frills power over expansive categories like speakers, turntables, or modern digital components.
Today, Nikko holds a cherished position among vintage collectors, prized for its build quality and dynamic sound that rivals contemporaries from more prominent Japanese marques. Though limited in distribution during its era, these components endure as attainable high-fidelity treasures, evoking the golden age of Japanese amplification engineering.
See all Nikko listings on RADAR.
