Category Archives: amplification

Audio Research SP9

  Back in the United Kingdom of 1987, few audiophiles really noticed the launch Audio Research SP9 – despite it being the company’s best selling and arguably most loved heritage product. It was an exceptionally capable – and technically innovative –

Audio Research SP9

  Back in the United Kingdom of 1987, few audiophiles really noticed the launch Audio Research SP9 – despite it being the company’s best selling and arguably most loved heritage product. It was an exceptionally capable – and technically innovative –

Oppo HA-1

  Who would have thought it? Obscure manufacturer of decent Chinese optical disc players starts spin-off company (Oppo Digital Inc.) in California to make high quality hi-fi products. It’s not a typical tale of hi-fi success, but the story is

Oppo HA-1

  Who would have thought it? Obscure manufacturer of decent Chinese optical disc players starts spin-off company (Oppo Digital Inc.) in California to make high quality hi-fi products. It’s not a typical tale of hi-fi success, but the story is

Icon Audio Stereo 845 PP

The 845 power triode started life as a radio transmitting vacuum tube; physically large and with an impressive anode dissipation of 75 watts, it ran 1,250V on the anode no less. The thoriated tungsten filament – which glowed like a

Icon Audio Stereo 845 PP

The 845 power triode started life as a radio transmitting vacuum tube; physically large and with an impressive anode dissipation of 75 watts, it ran 1,250V on the anode no less. The thoriated tungsten filament – which glowed like a

Sim Audio Moon 600i

A dual mono integrated Class AB powerhouse (sporting a claimed 125W into 8 Ohms), this was a pricey bit of kit when launched for £5,750 in 2010. It’s well built and nicely finished, but a £6,000 Japanese product it isn’t – there’s

Sim Audio Moon 600i

A dual mono integrated Class AB powerhouse (sporting a claimed 125W into 8 Ohms), this was a pricey bit of kit when launched for £5,750 in 2010. It’s well built and nicely finished, but a £6,000 Japanese product it isn’t – there’s

Quad II

One of the longest running British power amplifiers, the Quad II has a legendary reputation and can be considered a definitive and iconic valve design. Launched in 1953, it acquired a matching preamplifier – the QC 22 – in 1959,

Quad II

One of the longest running British power amplifiers, the Quad II has a legendary reputation and can be considered a definitive and iconic valve design. Launched in 1953, it acquired a matching preamplifier – the QC 22 – in 1959,

Roksan K3 Integrated

This £1,250 integrated amplifier was launched in 2016. It has five line inputs, moving magnet phono stage and aptX wireless Bluetooth but interestingly though, no DAC functionality is offered. Indeed, aside from the Bluetooth which is unashamedly a convenience feature, this

Roksan K3 Integrated

This £1,250 integrated amplifier was launched in 2016. It has five line inputs, moving magnet phono stage and aptX wireless Bluetooth but interestingly though, no DAC functionality is offered. Indeed, aside from the Bluetooth which is unashamedly a convenience feature, this

Leak Stereo 60

We all know how great the Leak Stereo 20 is. Introduced in 1958, it was a perfectly packaged ‘do-it-all’ stereo valve power amplifier with enough power to drive most loudspeakers of its day. Using the same basic circuit as Harold Leak’s ‘Point

Leak Stereo 60

We all know how great the Leak Stereo 20 is. Introduced in 1958, it was a perfectly packaged ‘do-it-all’ stereo valve power amplifier with enough power to drive most loudspeakers of its day. Using the same basic circuit as Harold Leak’s ‘Point