GoodSoundClub - Romy the Cat's Audio Satire

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Post #3: PurePower poor service

by cbachalo on 2014-05-20

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Thread: Beware of PurePower Partners Inc!

in Audio Discussions 3 Replies

And after "several years " they are still treating their customers like dirt!...

Post #1: Beware of PurePower Partners Inc!

by cbachalo on 2014-05-20

Thread: Beware of PurePower Partners Inc!

in Audio Discussions 3 Replies

I had sent my PurePower+ 3000 in for an “upgrade” (one of many!) back in December 2013 to resolve an issue with a noisy choke when under load. It still has not been returned 5 months later after multiple broken promises by the company president ...

Post #70: Caps for PS

by cb on 2007-12-24

Thread: 6 Channel Version of Super Melquiades

in Melquiades Amplifier 131 Replies

Came across these at Madisound.ClarityCap 100µF 250vdc PX Range Polypropylene Capacitors. I have no experience with them though.Rgs, Charles...

Post #8: Pics

by cb on 2007-10-25

Thread: Bias help

in Melquiades Amplifier 96 Replies

Hi Romy Here are a couple of pictures below. The chassis is 18mm mdf and the copper plate is cut from 0.7mm roofing/cladding copper sheets. Nothing too heavy attached the on copper plates and it seems to be ok. No fan for cooling, so lots of hol...

Post #6: More biasing notes

by cb on 2007-10-12

Thread: Bias help

in Melquiades Amplifier 96 Replies

Hi RomyI have one gas tube which regulates at 136v and i put it in both sockets to see the effect. Looks like my tubes running at higher voltages gives me the readings I got. Anyway I bought a bunch of gas tubes and will play with them when I get the...

Post #4: Bias help

by cb on 2007-10-09

Thread: Bias help

in Melquiades Amplifier 96 Replies

Yes, it is imposable to have + 0.4V on the grid, 0.0V at input, with R5 resistor in place and the gas tubes outputting +150V and -150V. My apologies, I meant to say I have minus 4.4v on the grid with the inputs shorted. Then I unshort the ...

Post #1: Bias help

by cb on 2007-10-09

Thread: Bias help

in Melquiades Amplifier 96 Replies

Hi Romy I have a mono completed full range Melquiades and another only with the bias circuit hooked-up. The bias voltage I get on the 6e5p is around minus 4.4v on both the circuits. This is with the inputs shorted. With the inputs connected to adj...

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