Tubegear's latest activity
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Tubegear reacted to UntilThen's post in the thread Dubstep Girl's Massive 5AR4/5R4/5U4G Rectifier Review/Comparison! (Rectifer Tube Rolling thread) with
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The Cossor GZ37 fat bottle. It can be rebranded other names too. Or GZ32. Switch the driver tubes to Mullard ECC35. -
Tubegear reacted to Puroplatino's post in the thread Dubstep Girl's Massive 5AR4/5R4/5U4G Rectifier Review/Comparison! (Rectifer Tube Rolling thread) with
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The Cossor GZ37 or GZ32 and the Mullard ECC35? Ok I shall have a look. Thank you. -
Tubegear reacted to UntilThen's post in the thread Dubstep Girl's Massive 5AR4/5R4/5U4G Rectifier Review/Comparison! (Rectifer Tube Rolling thread) with
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Sorry you typed WA22 initially. For WA5 drivers, use RCA 6SN7gt smoke glass. 274b rectifier is usually used for WA5. -
Tubegear replied to the thread Dubstep Girl's Massive 5AR4/5R4/5U4G Rectifier Review/Comparison! (Rectifer Tube Rolling thread).You could try and replace the WE 422a with the 1950's La RadioTechnique France 5R4GYS that I posted in page 170. This might be a...
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Tubegear replied to the thread Dubstep Girl's Massive 5AR4/5R4/5U4G Rectifier Review/Comparison! (Rectifer Tube Rolling thread).The Western Electric 422A is a tube rectifier whereas the Tung Sol 5998 is a power output tube, so these tubes are not interchangeable...
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Tubegear reacted to bcowen's post in the thread The Reference Pentode and Beam Tetrode Thread EL34, KT66, KT77, KT88, EL11, EL12, EL3N, EL35, EL37, 6550, 6L6, EL51, EL39, 4654, 4699, KT63, KT61, 6V6, etc with
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I have it on good authority from people way smarter than me that there’s no such thing as ‘too many backups.’ Therefore I’ve adopted the... -
Tubegear reacted to betula's post in the thread Cayin HA-3A, a Compact 6V6s Transformer-coupled Tube Amplifier with
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OTL vs. TC. Mostly depends on what headphones you want to use. -
Tubegear reacted to UntilThen's post in the thread The Reference Pentode and Beam Tetrode Thread EL34, KT66, KT77, KT88, EL11, EL12, EL3N, EL35, EL37, 6550, 6L6, EL51, EL39, 4654, 4699, KT63, KT61, 6V6, etc with
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These days we get what we can find. :) It's a diminishing resource. -
Tubegear replied to the thread The Reference Pentode and Beam Tetrode Thread EL34, KT66, KT77, KT88, EL11, EL12, EL3N, EL35, EL37, 6550, 6L6, EL51, EL39, 4654, 4699, KT63, KT61, 6V6, etc.I have the same experience with the Philips 4699 pentodes. You can still find them regularly, but about half of them test badly and of...
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Tubegear reacted to UntilThen's post in the thread The Reference Pentode and Beam Tetrode Thread EL34, KT66, KT77, KT88, EL11, EL12, EL3N, EL35, EL37, 6550, 6L6, EL51, EL39, 4654, 4699, KT63, KT61, 6V6, etc with
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Very nice collection of NOS KT66. My collection is one pair each of the various pentodes and beam tetrodes, namely KT88, EL34, KT66... -
Tubegear replied to the thread The Reference Pentode and Beam Tetrode Thread EL34, KT66, KT77, KT88, EL11, EL12, EL3N, EL35, EL37, 6550, 6L6, EL51, EL39, 4654, 4699, KT63, KT61, 6V6, etc.Mullard XF2's are not too hard to find in good condition, I own several pairs myself. NOS XF2's are more difficult and expensive to find...
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Tubegear reacted to ARCXENOS's post in the thread The Reference Pentode and Beam Tetrode Thread EL34, KT66, KT77, KT88, EL11, EL12, EL3N, EL35, EL37, 6550, 6L6, EL51, EL39, 4654, 4699, KT63, KT61, 6V6, etc with
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They always look stunning at least After being informed, I basically decided I didn't want the hassle of slowly picking out a pair, so... -
Tubegear replied to the thread The Reference Pentode and Beam Tetrode Thread EL34, KT66, KT77, KT88, EL11, EL12, EL3N, EL35, EL37, 6550, 6L6, EL51, EL39, 4654, 4699, KT63, KT61, 6V6, etc.I'm not even a serious pentode collector and I already have 4 different types of GEC/Osram/Marconi/MWT KT66's in my collection: Osram...