Pioneer SA-9800 Integrated Amplifier Service

The beautiful Pioneer SA-9800 integrated amplifier is a classic in terms of styling and performance. Come along as I give this one major service. Look out for the legendary CTF-1250 cassette deck I repaired, at the end! The Pioneer SA-9800 integrated amplifier is, without doubt, one of Pioneer's greatest integrated…

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Rogue Audio Sphinx Integrated Amplifier Repair

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 very good thing. The amplifier features an unusual…

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Pioneer SX-1250 Replacement Power Supply Capacitors

Now these Pioneer SX-1250 Replacement Power Supply Capacitors are serious capacitors! The 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. These capacitors have a greater capacitance than the…

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Krell KSA-150 Amplifier Repair & Restoration

This video documents my comprehensive overhaul and restoration of a gorgeous Krell KSA-150 class-A power amplifier. This wonderful KSA-150 developed a serious fault at some point in the past. This had been quickly fixed and was sold to me in very poorly repaired condition. Because of this, I decided to…

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