Testing 813SE with VCC=425V Ik=62ma Self Bias. Input from CD player through UTC CG51AX interstage. There is no sound on this clip due to low input level ...
Video of my latest project. 2 grounded grid 813´s for the low bands, 80,40 and 20m. Output power 900-950w.
TRANSMITTER ΡΑΔΙΟ ΠΤΟΛΕΜΑΪΔΑ RS 1690 KHz AM.
EL 84 , 807 , EL519 (PL 519)
Teansmitter el34-807-811A 100 watt 1150 volt dc 100ma (RS)
Sorry for the bad recording! :) It is only the left amplifier. For more information: http://momchil.wordpress.com/
Development of GM70 . 825V at Anode 110mA anode current . It is not easy to get right sound out of this tube due ti it's lienarity! What ever one do with input tube ...
Iv got this valve today from work. And it cost me £19 UK pounds! Id like to use it for a tesla coil. But I'm trying to find a wiring diagram for the valve. Anyone know ...
via YouTube Capture.
Here is my single 813 Vacuum Tube Tesla Coil running with 20" plus plasma arcs. In the coiling community the previous record was 16", so I'm pretty sure this ...
813 se tube amplifier.
www.vnavshop.net - www.Breakout.com.vn Made by Mr. Nam Tel:0934610212 Add:7/67/75 Trần Thái Tông, TP.Nam Định.
Yay it finally came.
My homebrew 813 2 hole amp with 3750 volt's on the plate with plexiglass case 1/4 inch thick,Will max out at 1.5kw with 100w of drive.In this video i was driving ...
TRANSMITTER AM 1700 KHz ΣΩΛΗΝΕΣ ΕΛ. 81 με 807 - EL 519 - 813 με 4900 DC VOLT 700 MA ΠΤΟΛΕΜΑΪΔΑ GR - ΠΑΥΛΟΣ- RS.
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