LIVE
Waiting for new listings…
0 other audiophiles online
Yamaha KA-20 150W Keyboard Amplifier Black 2-Ch Remote Standby 1/4" Jack
Other Yamaha 5.1 ch 2 views

Yamaha KA-20 150W Keyboard Amplifier Black 2-Ch Remote Standby 1/4" Jack

USD$353 GBP$261
Location
GB
Seller
hooverc5
Source
eBay UK
Posted
2h ago
Last seen
31m ago

RADAR is a price search engine. We link to the original listing — we never sell direct. Transactions happen on the source site.

Our Thoughts RADAR AI

Against the recent UK comparable set, £261 sits well above the £177 median and even beyond the £272 upper quartile only by a hair, so this reads as a fairly ambitious asking price rather than a clean bargain. It is not wildly out of line, but it’s priced toward the top end of the market and should only win over buyers if the kit is unusually complete, tidy, and ready to go.

That said, Yamaha’s 5.1-channel gear is usually bought for reliable home-cinema performance, easy setup, and solid day-to-day usability rather than audiophile drama, so a clean, fully working example can still make sense. At this price, the real value is in condition, remote/control completeness, and whether any key cables, calibration mic, or original packaging are included; if those boxes are ticked, it’s a respectable buy, but not a standout deal.

Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.

About Yamaha

Yamaha stands as one of the world's most storied audio manufacturers, with roots extending far beyond consumer electronics. Founded in 1887 by Torakusu Yamaha in Hamamatsu, Japan, the company began as a reed organ manufacturer before expanding into pianos and eventually becoming a comprehensive musical instrument maker. This deep heritage in acoustics and materials science would prove foundational to its later audio ventures. The company operated under its original name, Nippon Gakki Co., Ltd., until 1987, when it was renamed Yamaha Corporation in honor of its centennial.

Yamaha's entry into high-fidelity audio proved transformative for the industry itself. In 1954, the company released the Yamaha Hi-Fi Player, widely recognized as the world's first audio component to bear the "Hi-Fi" designation in its name. The company subsequently built a comprehensive product portfolio spanning amplifiers—beginning with the acclaimed A-100 in 1960—speakers, turntables, and digital audio equipment. The NS-1000 speakers, introduced in 1974 with beryllium drivers, became iconic reference monitors. Yamaha also pioneered digital audio technology, shipping the world's first CD recorder in 1988.

Today, Yamaha occupies a distinctive position as a mid-to-high-end generalist rather than a niche specialist. The brand commands respect among both casual listeners and serious audiophiles, balancing accessibility with genuine engineering credibility. Its reputation rests on six decades of consistent innovation, proven reliability, and the unique advantage of applying musical instrument expertise to audio reproduction. Vintage Yamaha components remain highly sought by collectors, while current products maintain the brand's tradition of delivering performance and durability across multiple price tiers.

See all Yamaha listings on RADAR.

More 5.1 ch listings