Amplifiers

Sony TA-F35 Review

Page after page of criticism and opinion – sometimes dressed up as fact, sometimes not – on how bad Japanese amplifiers were in 1980 could be found in any British hi-fi journal. They claimed this was especially true in the inexpensive sector, where all of their “frills” meant money wasn’t spent on items that would …

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Sony TA-F55 Review

Sony amplifiers had abandoned their unique but unstable V-FET output transistors by 1979, and were inventing in new ways – the goal was to bring an interesting twist to a standard design. As a result, Sony engineers placed the power transistors on the main circuit board from the center of the new TA-F range upwards …

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Croft Vita Review

Back in 1995, the globe was a completely different place. We were assaulted by a slew of black pressed steel-cased transistor amplifiers and CD players in hi-fi; Audiolab’s 8000a reigned supreme on the showroom floor, and HDCD was the buzz of the day. Valve amplifiers were slowly re-entering the public consciousness, but they were still …

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Cyrus ONE Review

Cyrus Audio’s ONE integrated amplifier, which debuted at the 2016 Munich High End Show, is a Class D design that employs the company’s hybrid Class D technology’s third iteration. When headphones are plugged in, the power supply rails switch to powering the Class AB headphone stage, claiming 100W RMS per channel into 6 ohms. As …

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Hitachi HMA-6500 Review

Hitachi’s discovery and production of MOSFETs (Metal Oxide Silicon Field Effect Transistor) had a major role in the hi-fi world that was just around the corner in the mid-1970s. The world had only been in solid-state for fifteen years and was still on a long and steep learning curve. However, Hitachi’s new power MOSFET output …

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