Come along as I overhaul and upgrade a beautiful British classic, the Quad 405-2 power amplifier. The Quad 405-2 is still revered, some 40 years after its release. These are truly special amplifiers, don’t let the understated English looks fool you. What almost all of them need however is work, so come along for this […]
I’ve been very busy repairing and restoring this stunning Marantz PM-8 integrated amplifier. The Marantz PM-8 integrated amplifier is one of very the amplifiers from the golden era of serious hi-fi equipment. These amplifiers are monsters, massively powerful and massively heavy. They are also massively complex to work on and this one had a massive
I recently repaired this Rogue Audio Sphinx hybrid valve / class-D integrated amplifier. The repair also reminded me of a valuable lesson in always checking the obvious! The Rogue Audio Sphinx is a nicely made amplifier, hand-built in the USA which is a good thing. The amplifier features an unusual topology, consisting of a tube preamplifier,
These Pioneer SX-1250 Replacement Power Supply Capacitors are serious capacitors! These Nippon Chemi-Con parts have just arrived from my supplier and I’m now ready to restore the power supply of the big Pioneer SX-1250 ‘monster receiver’. Read about this complete restoration here. New Capacitors I’ve selected new capacitors that have a greater capacitance than the original
One of my recent jobs was inspecting and servicing a lovely example of a Krell KSA-150 Class A Power Amplifier. You may have already watched my restoration video, where I completely refurbish one of these beasts. This video has actually generated a great deal of interest and I receive lots of queries in relation to
