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June 26th, 2020 9:39
I seldom link projects or articles but this is an exception. Please visit Ale's website and read his just published article on a 300B Single Ended amplifier. It IS different from most other 300B designs see
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June 5th, 2020 22:43
Took me some time to match it with my DV505 tonearm, but succeeded! And how! First impression is that it is astonishingly good..  Now let it play for some time, learn it, taste it, read it, feel it. Before
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May 31st, 2020 11:12
After some trial (and error!) a new power supply for the riaa-correction amplifier has been running for a month now. I was looking for a circuit using the same era tubes as the CF50 and AC2 being used in the
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May 30th, 2020 22:40
Just got myself a hotrodded Supex. It is a 909 but cleaned, rebuilt, cactussed and tuned. Aluminium sides are replaced by Blackwood. Stunningly good craftsmanship by Rik. At 0.2mV output it is a perfect mat
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April 5th, 2020 22:00
Well, this was an easy one. So already a story about these. You can read it in addendum 3 on the AD1 preamp article or as a separate impression (both identical).  Read more...
April 4th, 2020 16:33
Just installed the crazy resistors.. Let the listening begin. Soon a write-up about these: Sonically worth both the investment and the extra space?
Crazy cathode resistors - Intact audio
The installed black shrink-wrapped barrel-ish resistors r  Read more...
April 2nd, 2020 16:50
A few weeks ago I contacted Dave as I wanted to try some wire-resistors in my AD1 preamplifier. Wire resistors? Yes, not a resistor but a looooong thin copper wire that resembles the needed resistance.  Read more...
March 14th, 2020 22:18
Addendum 2: Replacing the resistors in the power supply for nanocrystalline chokes..&nb  Read more...