ppaul Posted November 28, 2020 Share Posted November 28, 2020 5 Link to comment Share on other sites More sharing options...
xlr8or Posted November 28, 2020 Share Posted November 28, 2020 Lovely stuff. I can see 1950's Brimar Rochester and 1960's Philips Heerlen vintage beauties in use in the foreground. Time to roll the background bottles. 1 Link to comment Share on other sites More sharing options...
ppaul Posted November 28, 2020 Author Share Posted November 28, 2020 Power tubes next Link to comment Share on other sites More sharing options...
fell off the boat Posted November 28, 2020 Share Posted November 28, 2020 Good first move 2 Link to comment Share on other sites More sharing options...
xlr8or Posted November 28, 2020 Share Posted November 28, 2020 Since we're playing a game of chess here my second move would be to involve a Mullard Blackburn f31 fat base late 1950's GZ34. Let me introduce you to the bishop ... 2 2 Link to comment Share on other sites More sharing options...
BLAH BLAH Posted November 28, 2020 Share Posted November 28, 2020 Check! 2 1 Link to comment Share on other sites More sharing options...
xlr8or Posted November 29, 2020 Share Posted November 29, 2020 (edited) Checkmate! Edited November 29, 2020 by xlr8or 1 1 Link to comment Share on other sites More sharing options...
ppaul Posted November 29, 2020 Author Share Posted November 29, 2020 7 hours ago, xlr8or said: Checkmate! On 28/11/2020 at 6:57 PM, ppaul said: Power tubes next xlr8or knows his s$&t, three guesses for the power tubes Link to comment Share on other sites More sharing options...
xlr8or Posted November 29, 2020 Share Posted November 29, 2020 Sylvania 6L6GC tall bottles? Link to comment Share on other sites More sharing options...
ppaul Posted November 29, 2020 Author Share Posted November 29, 2020 41 minutes ago, xlr8or said: Sylvania 6L6GC tall bottles? Almost, 6ca7 sounds killer too 1 Link to comment Share on other sites More sharing options...
xlr8or Posted November 29, 2020 Share Posted November 29, 2020 Are you looking to go to another power tube or stick with the EL34/6CA7 family? Link to comment Share on other sites More sharing options...
ppaul Posted November 29, 2020 Author Share Posted November 29, 2020 6 minutes ago, xlr8or said: Are you looking to go to another power tube or stick with the EL34/6CA7 family? Stick with EL34 families, NOS KT88/6550 are too expensive for me Link to comment Share on other sites More sharing options...
Guest deanB Posted November 29, 2020 Share Posted November 29, 2020 Be sure to get around to upgrading your rectifiers. I used a pair of Mullard GZ34 ('58-'62) from the Sittard factory in my Prologue Premium and those valves turned it into a far more refined device. Link to comment Share on other sites More sharing options...
xlr8or Posted November 29, 2020 Share Posted November 29, 2020 I would recommend leaving the Sylvania 6CA7's in there and trying a 12BH7 or E80CC for the 12AU7 position. 1 Link to comment Share on other sites More sharing options...
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