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Fresh out of the technician's office for a servicing including :- Recap of all electrolytic capacitors on the amplifier board- Interior, potentiometer, and contact cleaning- BIAS and DC Offset calibratedIt 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.
At US$456, this lands a bit above the market’s midpoint for the model: your own database puts the median at US$198 and the 75th percentile at US$447, so this is just over the top of the usual used range rather than a bargain. The “professionally serviced” tag does help justify some premium, but it still reads as a fairly ambitious ask unless the work was recent and well documented.
The SA-7700 is a handsome late-’70s Pioneer integrated with enough power for many classic speakers, good phono utility, and the kind of build and styling that keeps it desirable. If the service was done properly, it can be a satisfying long-term keeper, but at this price I’d want proof of the work, clean controls, and no meter or switch issues before calling it a strong buy.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Pioneer traces its roots to 1937 in Tokyo, Japan, when founder Nozomu Matsumoto, inspired by the thrill of imported hi-fi speakers, developed the A-8 dynamic speaker and launched a radio and speaker repair shop. The business formalized as Fukuin Shokai Denki Seisakusho in 1938, evolving into Pioneer Corporation and embodying Matsumoto's philosophy of "Move the Heart and Touch the Soul" through audio innovation.
The brand excels across diverse hi-fi categories, pioneering Japan's first headphones in 1960 with the SE-1 and the world's first component-based stereo system in 1965 via the PSC-5A. Pioneer's portfolio spans amplifiers, speakers, turntables, and DACs, alongside landmark car audio advancements like the 1975 Supertuner-equipped stereo and the 1986 in-car CD player, blending home and automotive excellence.
Today, Pioneer holds a commanding mid-to-high-tier position in the market, revered for reliable, performance-driven gear that balances premium quality with accessibility. Its vintage components attract collectors, while current offerings appeal to discerning buyers seeking robust, innovative sound reproduction without boutique excess.
See all Pioneer listings on RADAR.
