A real three grid pentode, no beam pentode like 6L6 or KT C3g is a frame grid tube. They were going for 14 Euro in , then 25 Euro in , and now as I wrote this in in , 50 Euro. Newer Post Older Post Home. It can do 40 Watt continious and , 55 Watt Peak. Info sheet about C3g-C3gS-C3m Get a 16 page data sheet from out website, go to techcorner and click to “scanned Data sheets”. If the D3a is in a stage after a coupling cap, use grid bias, it works fine.
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When looking inside, with a magnifier tiode, I see the huge, flat cathode and For such older tubes, I always prefer to test them on the Hickok I If you insist on using the ES it sounds okay,if far from great and a Transformer to step up the signal, consider stepping up straight to 2V RMS and using a cathode follower D3a is not a great for that, try WB if you must add a tube.
Tag: D3a triode
It works very good in push pull also. Printed 6N6c, which is Russian for 6V6, they used other letters. Can be used at higher voltage. Thank you for the information. So one way or another, I expect this is going to happen to C3g as well. Left yriode in picture.
VinylSavor: Tube of the Month: The D3a
Well, these days are gone. What may seem so audiophile about the B is “the brand” for some users, but in fact we are dealing here with a large improvement of the 6L6. So yes it’s a gold grid version.
Also the glow picture of the B is very impressing, wow! Packed in original bag.
Follow us on Twitter! Extremely rare with tubes. So a battery operated, totally hum-free pre-amp can be made simple. A real three grid pentode, no beam pentode like 6L6 or KT The bakelit tops you can srew off, and are even nice feet for a small amplifier, no joke, these are lovely made. Take any random four tubes, and they are d3aa matched quad.
After the series about transmitting tubes from the s during the last 4 months, I will present a very different and more modern tube today: All WE had to do, is add trriode emission. Russian designation is 6P3S. I have not seen that before.
Full data sheet here. Anonymous December 22, at 4: Ideal microphone or pre-amp tube, because of metal shielding, and low noise. You can hammer a nail in the wall with this tube. I’m not sure about dd3a Thorsten. So prices are expected to rise further in the years to come.
Mint condition, Original Box tube. Maybe the Triodd can make it sing even better. Info sheet about C3g-C3gS-C3m Get a 16 page data sheet from out website, go to techcorner and click to “scanned Data sheets”.
The B heater is 10 Watt, whereas 6L6 has a 5 Watt heater. I also didn’t play with screen voltage – I used either 75 v3adepending on what I could get away with from a dissipation standpoint normally, running close to the limits seems to work the best. If this is the sound you like, by all means try the D3a then. Amazing quality Russian military old stock.