Tag Archives: capacitors

Dead Filter Capacitors, Marantz PM-8 Restoration

Just a short post here while I am in the middle of repairing / restoring an absolutely massive Marantz PM-8 integrated amplifier.

These main filter capacitors sit in the power supply and do all the ‘heavy lifting’ required to make the power supply smooth and quiet. All four 15,000uF capacitors have literally spewed their contents all over the insides of this beautiful amplifier.… Read more

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 original parts. They will provide the benefits of greater energy storage, tighter bass and better impulse performance.… Read more

Capacitors – Why They Are Important

Capacitors – I am always on about capacitors and how important they are. I have literally thousands of the damn things in my parts inventory and I like to replace them, especially in certain types of circuits – but why?

To answer this we perhaps need to look first at what they do and how they are made.… Read more