WTB EML or KR Audio tubes

Norman,
I should have a whole bunch of new tubes by Monday. Among them are Takatsuki 274b, Globe Anniversary 45s (yes, the unobtanium ones), Elrog 300b, Psvane WE replica 274b and 101d....

Should be interesting....

thats many tubes, make sure you post some details of impressions.
Also photos, this thread needs more photos.
 
Norman,
I should have a whole bunch of new tubes by Monday. Among them are Takatsuki 274b, Globe Anniversary 45s (yes, the unobtanium ones), Elrog 300b, Psvane WE replica 274b and 101d....

Should be interesting....

~oh my word...himmel!
 
My place is dead quite and my pre and power are quite hefty high current amps.
With the 242 8:00 is as high as I can enjoy. But boy are they fun.
 
Wow! Congradulations! I am very interested to see Elrog 300B vs Globe 45. I am biased towards Elrog.

As for rectifiers, Taka is the way to go.


BTW, can anyone link me to the information page for KR 242? Cann't find it by search. Thanks.


Norman,
I should have a whole bunch of new tubes by Monday. Among them are Takatsuki 274b, Globe Anniversary 45s (yes, the unobtanium ones), Elrog 300b, Psvane WE replica 274b and 101d....

Should be interesting....
 
Wow! Congradulations! I am very interested to see Elrog 300B vs Globe 45. I am biased towards Elrog.

As for rectifiers, Taka is the way to go.


BTW, can anyone link me to the information page for KR 242? Cann't find it by search. Thanks.
There is no link or photos to the KR 242 it's a misterious tube.
You will only find recommendations in this thread.
 
Bill and Bonzo have heard both. I only had the 242 so far.

Its a muscle car of a tube...

Hi I have not yet heard the PX4. Bill has heard the 242 on the B7 but cannot use it in his GG, so he will have to go PX4. But for B7, from what I understand, 242 makes more sense. When get gets the Px4, I will get to compare it with KR 300b.
 
There is no link or photos to the KR 242 it's a misterious tube.
You will only find recommendations in this thread.

I used to have the electrical characteristics but misplaced them. Dexter, what does it say on the Box for volts and amps?
 
Hi I have not yet heard the PX4. Bill has heard the 242 on the B7 but cannot use it in his GG, so he will have to go PX4. But for B7, from what I understand, 242 makes more sense. When get gets the Px4, I will get to compare it with KR 300b.
I just picked up a pair of PX4 with a demo Seibener today but unfortunately, one of the pair is a bit damaged. You can hear a slight rattle and when inserted it is very susceptible to microphonic noise. The other one is perfect and dead quiet even when clinked with a fingernail. Very nice SQ from these tubes on initial listen, but will take some comparison. I had forgotten I have some vintage VT52 tubes to try and these may be akin to the 242???

Deuter has an output on his Dac of 670mV and this seems to be the maximum output that is workable with the 242. My GG is 2500mV, by way of example. The Demo Seibener is 415mV.

Only Allnic used the KR242 before and in their preamp. Now there is a 4 pin version because of Lampizator.
 
I used to have the electrical characteristics but misplaced them. Dexter, what does it say on the Box for volts and amps?


Filament Voltage: 4V
Plate Voltage: 400V
Plate Current: 50 mA
 
Filament Voltage: 4V
Plate Voltage: 400V
Plate Current: 50 mA
Wow, that would be only 0.2w, ie 4v *0.05amps.

Are you sure it's not 500 mA? If so that would be 2 amps...more like what I would expect! 101d setting goes up to 4.5watts. 300b setting up to 6.5 watts.
 
Hi I have not yet heard the PX4. Bill has heard the 242 on the B7 but cannot use it in his GG, so he will have to go PX4. But for B7, from what I understand, 242 makes more sense. When get gets the Px4, I will get to compare it with KR 300b.

My understanding is that I can use 242 with my GG - it is nothing to do with the Lampi but the output being too hot for some preamps. My new amp can take 10volts on input stage so will have comfortable headroom for 242. I need to confirm this in practice though.
 
From Lampi FB page: Testing newcomer tubes in our big7 dac. It seems like Kron is raising the bar very high.

LampizatOr

23 hrs ·


Introducing: the Limited Edition, one time special production run of the rectifier tube that is our best attempt to offer the ultimate rectifier for our Golden Gate DAC as well as our Lampizator Mono Block amplifiers. This rectifier has 5U4G specifications except that it has the best vacuum in the entire industry so it lives much longer than any new rectifier money can buy. This Anniversary edition has unique glass shape never used before so it is easy to distinguish from regular 5U4G. They made for us only 50 pieces and no more is planned . You can get them through Lampizator distribution network. The first shipment is leaving today to London so you can ask Greg from G-point for it.



13434790_1797192920512638_2295455181849714129_n.jpg


LampizatOr According to their chief engineer their vacuum is one order of magnitude better than the next industry peer. Simply their vacuum is second to none. Comparable to out-of solar system environment. That's why KR tubes may last 20-30 years not 2-3.

===================================

Px25 is like turbocharged px4.
13442175_1797189940512936_5901274186322749_n.jpg


==================================

242 is the most dynamic and powerful tube in our portfolio:
13413594_1797189967179600_829845538894373394_n.jpg


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KR5 will be our Big6 leading triode.
13445496_1797189980512932_7351751282274491758_n.jpg

===================================
 
Nice, they are making good progress with all their tubes.
To say they make a significant improvement in sound is being conservative.
I wonder what the 5U4G would cost, should I even ask ?
 
Cool stuff! I definitely want one of those Lampi KR 5U4G's. Are those output tubes going to be Lampi branded as well? Which output tube do you guys think would be best?
 
Cool stuff! I definitely want one of those Lampi KR 5U4G's. Are those output tubes going to be Lampi branded as well? Which output tube do you guys think would be best?

I have a GG coming with 242 and this recti.
 
Nice, they are making good progress with all their tubes.
To say they make a significant improvement in sound is being conservative.
I wonder what the 5U4G would cost, should I even ask ?
Retail price from what I heard is €350 plus VAT.

Given how it last 10 times as long as anything else...not too bad!
 
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